Description

The National Solutions Group at Leidos has an opening for a Voice Systems/Hardware Engineer. This position directly impacts go/no go launch decisions to support a client’s requirements in a challenging and dynamic setting located at Cape Canaveral Space Force Base. The Hardware Voice Engineer provides on-site and remote support to critical voice systems directly impacting United States space launches. This position requires a skill level higher than a standard telephony technician. The person applying for this position must also have expertise with servers, network switches, phone systems, and various types of conferencing equipment. The successful candidate will be required to execute, refine, and supervise the processes and procedures of Voice System Engineering operations in a purpose-built enterprise environment throughout the operational lifecycle of customer directed mission applications.  The VS/HW Engineer will work in a highly collaborative environment with teammates, key stakeholders and the Government customer to ensure mission continuity and support to the IC community.

Qualified applicants must be able to perform efficiently under dynamic conditions and skillfully navigate continually evolving priorities, facilitating reliable and consistent mission application systems engineering in a complex computing environment.  Applicants will exercise comprehensive technical Systems Engineering knowledge in order to meet or exceed prescribed Performance Requirements Standards (PRS).  Through the application of deep technical and critical thinking skills, expert knowledge, and highly innovative approaches to resolving complex problems, the ideal candidate will be integral to ensuring the uninterrupted performance and stability of mission processors and their associated Voice Systems Engineering support.

Primary Responsibilities

• Provides installation, configuration, and testing (IC&T) of Avaya phone instruments for all customers.
• Provides IC&T of Compunetix’ Mission Critical Conferencing Systems console instruments in support of launch customers.
• Provide configurations of Mission Voice Platform (MVP) high-capacity mission voice switch. The MVP features are native support for both T1 and IP connectivity. Mission operators interface with the system using a wide variety of Compunetix-built user consoles.
• Provide system level engineering support mission critical IT systems, related telecommunications trunk circuits, voicemail and telephone instrument units.
• Provide systems engineering support to enterprise voice over IP (VoIP) phone systems including Cisco VoIP phone units, voicemail and Call Manager System.
• Provide consistent execution of Voice availability and reliability through the direction of proactive engineering methodologies and request fulfillment activities
• Develop and implement technical solutions through deep analysis and understanding of impact to the end-product/solution
• Ensures the availability of mission critical launch communications systems through proactive voice systems IT systems engineering
• Performs incident and problem management to resolve or escalate issues in order to restore service
• Supports configuration management and change management activities

Basic Qualifications

• U.S. Citizen with an active TS/SCI with Polygraph
• Requires BS and 4 - 8 years of prior relevant experience or Masters with 2 - 6 years of prior relevant experience. Additional years of experience in lieu of degree are acceptable.
• Current DoD 8570 certification applicable to the position (typically Security+)
• Must understand complex, classified, mission specific communications infrastructure and technology that specifically supports US strategic launch capabilities
• Requires Launch or mission operations experience
• Experience performing voice systems engineering on mission critical systems
• Understand mission critical desktop and communications hardware and software
• Experience supporting configuration management, change management and service transition
• Excellent verbal and written communication skills
• Proven ability to work collaboratively and constructively as part of a team
• Must be willing to perform call-in support as required

Preferred Qualifications

• Strong Analytical skills
• SharePoint, ServiceNow
• ITIL Foundations certification

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 3, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description

Position: Systems Engineer (Linux)

Location: Melbourne, FL (Patrick SFB)

Make an Impact with Leidos

At Leidos, we deliver innovative solutions through the dedication of our diverse and talented teams. United by a shared commitment to our customers’ success, we empower our people, support our communities, and operate sustainably. Our Mission, Vision, and Values guide every aspect of our work, ensuring we do the right thing—for our customers, our people, and the world around us.

Thrive in an Impactful Environment

The Leidos Defense Sector offers a broad portfolio of systems, solutions, and services across land, sea, air, space, and cyberspace. We support critical defense missions with capabilities in enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence operations. Our teams tackle the world’s toughest security challenges for customers with “can’t fail” missions.

Leidos Defense Sector is seeking a Linux Systems Administrator to support the Air Force Technical Applications Center (AFTAC) U.S. National Data Center (US NDC). The US NDC operates mission‑critical systems across secure, high‑availability classified and unclassified environments.

This role focuses on enterprise Linux workstation administration, with primary responsibility to support and manage Red Hat Enterprise Linux (RHEL) endpoints using Red Hat Satellite and Ansible automation. The ideal candidate enjoys building repeatable, automated solutions and maintaining a secure, compliant workstation environment supporting a critical national security mission.

Primary Responsibilities:

• Administer and sustain enterprise Red Hat Enterprise Linux (RHEL) workstation environments (200+ endpoints)
• Support Red Hat Satellite, including patching, content views, lifecycle environments, and system compliance
• Develop, maintain, and optimize Ansible playbooks for provisioning, configuration management, patch enforcement, and security remediation
• Ensure Linux workstations remain compliant with DISA STIGs, RMF controls, organizational cybersecurity policies, and Zero Trust architecture principles
• Automate routine administration tasks to improve consistency, auditability, and operational efficiency
• Monitor workstation health, performance, and patch status; remediate vulnerabilities and configuration drift
• Troubleshoot and resolve OS, application, and hardware issues supporting end users
• Integrate Linux workstations with enterprise identity and network services ( e.g., AD, LDAP, DNS)
• Maintain configuration baselines documentation, and standard  operating procedures
• Support on-call rotation and occasional after-hours support as required.

Basic Qualifications:

• Bachelor’s degree in Information Technology, Computer Science, or related disciple with 2+ years of related experience. Additional experience, training, or certifications may substitute for degree
• U.S. citizen; Currently possessing an Active DoD Top Secret clearance and eligibility for Top Secret/SCI
• Currently hold a DoD 8140 IAT level II certification (e.g., CompTIA Sec+)
• Hands-on experience administering Red Hat Enterprise Linux environments
• Direct experience supporting systems with Red Hat Satellite
• Experience developing and maintaining Ansible automation
• Proven abilities with Linux system hardening and security compliance practices
• Strong troubleshooting and problem-solving skills

Preferred Qualifications:

• Red Hat certifications (RHCSA or RHCE)
• Experience supporting large-scale Linux workstation environments
• Experience implementing and maintaining DISA STIG compliance using Red Hat Satellite and Ansible
• Experience integrating Linux systems with Active Directory or LDAP
• Familiarity with virtualization platforms (VMware, KVM)
• Scripting experience (Bash or Python) to support automation initiatives
• Experience supporting classified networks or cross-domain environments
• Experience in high-availability or 24/7 mission environments

Ready to make an impact? Start your meaningful career journey with Leidos—submit your resume today!

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

MANTECH seeks a motivated, career- and customer-oriented Cloud System Administrator to join the team in Hanover, MD.

Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort supports the Enterprise Infrastructure Services (EIS) organization, which oversees MPO’s Enterprise Information Technology (EIT)—the backbone platform for all enterprise users.

Responsibilities include, but are not limited to:

• Provide administration and support for Windows Server 2022 environments, including Active Directory, and manage Windows 10/11 client systems.
• Architect, deploy, and maintain robust cloud environments, primarily within AWS, while also supporting existing on-premise server infrastructure.
• Develop, implement and maintain automation scripts and configurations using SaltStack to streamline infrastructure provisioning, configuration management and deployment processes.
• Collaborate with development teams to support integration and operational stability of CI/CD pipelines, ensuring smooth deployment and reliable software deployments.
• Administer, monitor, and troubleshoot AWS cloud resources, including EC2, S3, VPC, IAM, and other core services
• Monitor system performance, availability, and security, responding to incidents and performing root cause analysis
• Administer and troubleshoot various Linux distributions (e.g., Ubuntu, CentOS, RHEL) within both cloud and on-premise contexts

Minimum Qualifications:

• 10+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and complexity
• Bachelor’s degree in system engineering, Computer Science, Information Systems, Engineering Science, Engineering Management or related professional engineering discipline;  an additional 5 years of System Engineer experience might be substituted for a degree.
• Must hold an IAT II certification (e.g., Security+ or equivalent); candidates will have 60 days from program start to obtain it
• Experience with Windows Server 2022 administration, including Active Directory and networking
• Proven experience as a System Administrator or Cloud Engineer with practical knowledge of cloud environments

Preferred Qualifications:

• Experience working in enterprise or government environments
• Familiarity with cloud security and compliance practices
• Hands-on experience with Amazon Web Services (AWS) for infrastructure deployment, management, and troubleshooting
• Strong communication and interpersonal skills, capable of working effectively in a team environment

Clearance Requirements:

• Must have a current/active TS/SCI with Polygraph

Physical Requirements:

• The candidate must be able to move, carry, and deliver workstations from the office to customer desks
• The person in this position must be able to remain in a stationary position 50% of the time
• Must communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD.

Responsibilities:

Responsibilities include, but are not limited to the following:

• Ability to analyze user’s requirements and high-level system architectures to develop system requirements
• Provide Tier 1(Help Desk) and Tier 2/3 (Escalation) problem identification, diagnosis, and resolution of problems
• Provide support to IT systems including day-to-day operations, monitoring, and problem resolution for all the clients/servers/network devices.
• Provide support for the patching systems and hardware problems and remains involved in the resolution process.
• Ability to support the planning and test analysis of the DoD Certification/ Accreditation process
• Ability to install software and hardware applications; upgrade systems with new releases and models
• Must be able to create accounts, reset passwords, and provide desktop support to customers via phone, tickets, or in-person
• Must be willing to work a flexible schedule between 6:00am-6:00pm and may be assigned to an evening patching schedule

Minimum/Basic Qualifications:

• Must be proficient with troubleshooting in a Linux Red Hat environment
• Bachelor’s degree in technical discipline from an accredited college or university; an additional 5 years of  SA experience might be substituted for a degree is required.
• 15+ years’ experience as a SA in programs and contracts of similar scope, type and complexity is required.
• IAT II certification (DOD 8140 required within 60 days of starting employment.  Acceptable certifications include CCNA-Security, Security+)

Preferred Qualifications:

• Experience with SCANBOY or LatteArt
• Experience with RHEL 8 or 9
• Familiarity with JIRA ticketing system

Clearance Requirements:

• Must be a US Citizen
• Must have a current active Top Secret/SCI with Polygraph

Physical Requirements:

• The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.  The person in this position must be able to remain in a stationary position 50% of the time. Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

The Opportunity :

What if you could use your hardware and sof tware skills to improve the technology supporting the intelligence community ( IC ) ? With so much relying on complex systems, a skilled systems administrator can be the difference that makes a project successful. We’re looking for a systems administrator to operate and monitor mission-critical systems.

Your technical expertise will be vital as you identify opportunities for automation and improvement in a mission-critical network. Your experience and communication skills will come in handy as you guide your clients through migration planning and implementation. We focus on growing as a team, so we’ll share techniques, work through challenges, and develop new met hodologies together. Join our team and solve daily challenges as we improve systems within the intelligence community.

Join us. The world can’t wait.

You Have:

• Experience with DoD partners
• Knowledge of IT systems and network concepts
• Ability to work weekends, holidays, and up to 12 hours a day outside of normal work hours
• TS/SCI clearance with a polygraph
• HS diploma or GED
• Ability to obtain Security+ CE, SSCP, CCNA-Security, or GSEC Certification within 6 months of start date

Nice If You Have:

• Experience working in a DevSecOps environment
• Experience with Linux administration
• Experience in or supporting the military
• Experience with network devices, including firewall administration
• Knowledge of DoD messaging systems
• Knowledge of government security practices and policies
• Ability to work in a fast-paced and collaborative team environment
• Possession of excellent analytical and problem-solving skills
• Asso cia te’s degree
• Security+ CE, SSCP, CCNA-Security, or GSEC Certification

Clearance :

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information ; TS/SCI clearance with polygraph is required.

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $55,200.00 to $126,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the application process, you are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Work Model
Our people-first culture prioritizes the benefits of flexibility and collaboration, whether that happens in person or remotely.

• If this position is listed as remote or hybrid, you’ll periodically work from a Booz Allen or client site facility.
• If this position is listed as onsite, you’ll work with colleagues and clients in person, as needed for the specific role.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.

Description

The Decision Advantage Business Area at Leidos is looking for an experienced Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The ideal candidate will possess extensive experience in network engineering, a strong understanding of DoD IT requirements, and proven leadership skills. The primary responsibility of this position is leading the program’s enterprise network engineering services team on-site at our Network Operations Center, providing 24x7 monitoring of critical customer networks. You will oversee and support the deployment of managed services, workstations, and networks, ensuring compliance with DoD policies and security standards. In addition, they will collaborate with customers and stakeholders to understand requirements and translate them into technical solutions. The Senior Network Engineer will be an integral member of the Network team, collaborating on strategic initiatives and ensuring alignment with overall program goals.

This position the candidate to be local and able to work on-site at our location in Lorton, VA

Primary Responsibilities:

• Technical Lead for team of up to 10 network engineers in the design, implementation, and support of network infrastructure for DoD environments.
• Oversee Network Operations Center (NOC) ensuring high availability, security, and rapid incident response.
• Develop detailed network designs and architectures that align with Department of Defense (DoD) standards.
• Collaborate with procurement teams to identify and source network hardware and software that meet project specifications.
• Oversee the installation and configuration of network equipment, including routers, switches, firewalls, and servers.
• Conduct thorough testing of network systems to ensure functionality, performance, and security compliance.
• Troubleshoot and resolve issues that arise during installation and testing phases.
• Maintain accurate documentation of network configurations, installations, and changes.
• Develop and update network diagrams and other relevant technical documents.
• Work closely with engineers, project managers, and stakeholders to ensure successful project delivery.
• Provide technical support and guidance to team members and end-users.
• Stay updated on DoD policies and best practices related to network security and design.
• Implement security measures to protect network infrastructure and data.
• By personal example, set the tone and direction for moral and ethical leadership.
• Build a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior.

Basic Qualifications:

• US Citizen with at least an active Top Secret clearance and the ability to obtain a SCI prior to your start date with Leidos.
• Bachelor’s degree with 12+ years of experience or Master’s degree with 10+ years of experience. Additional experience may be considered in lieu of a degree.
• Expert knowledge of networking protocols, routing, and switching technologies (e.g., TCP/IP, BGP, OSPF, VLANs).
• Expert knowledge of enterprise network design principles and networking technologies, including firewalls, VPNs, and intrusion detection systems.
• Expert knowledge of networking hybrid cloud architectures, especially to the Azure Cloud.
• Strong knowledge of protocols, security standards, and design principles for OSI Layers 1-4.
• Experience with installation and configuration of physical networking equipment and Local Area Networks (LANs).
• Experience with the design and deployment of Wide Area Networks (WANs) using Virtual Private Networking (VPN) technologies.
• Experience in interpreting and contextualizing network management and troubleshooting tools and technologies, such as ICMP, SNMPv3, and Syslog.
• Excellent problem-solving and analytical skills.

Preferred Qualifications:

• US Citizen with an active TS/SCI security clearance.
• Advanced networking certifications (e.g., CCNP, CCIE, CompTIA Network+).
• Experience with cloud networking and virtualization technologies.
• Familiarity with network monitoring and management tools (e.g.,  ServiceNow)
• Previous experience working with federal government or military customers.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Featuredjob

Description

Systems Integration & Test Engineer

UK NASR PDT Evolution Program

Leidos is seeking a Systems Integration & Test Engineer to be based out of Gaithersburg, MDThis position will support the United Kingdom National Airspace System Replacement Product Delivery Team - UK NASR PDT. This effort delivers enhanced capabilities to replace and modernize the current operational system supporting UK air traffic services.

You will join a dynamic engineering team responsible for building and sustaining real-time, high-availability, safety-critical systems that directly support national airspace operations.

This is a U.S.-based position that offers a balanced hybrid schedule between 2-3 days in the office per week.

What You’ll Do

• Design, develop, and execute comprehensive integration and test plans, procedures, and cases to verify system functionality, performance, and requirements compliance
• Lead and coordinate formal test events including:
  • Factory Acceptance Testing (FAT)
  • Functional Testing
  • System & Integration Testing
  • User Acceptance Testing (UAT)
• Ensure traceability between requirements, verification activities, and test artifacts
• Develop and maintain automated test scripts using tools such as HP ALM, Selenium, or equivalent platforms
• Track and report test execution status, producing detailed reports and artifact packages for internal stakeholders and government customers
• Manage defects, change requests, and action items through resolution
• Facilitate test readiness reviews, peer reviews, and customer-facing test planning sessions
• Collaborate with software engineers, system engineers, and program leadership to ensure testability of requirements and alignment with project schedules
• Support development and maintenance of systems engineering documentation including:
  • Requirements Verification Matrices (RVM)
  • Interface documentation
  • Architectural artifacts
• Mentor junior engineers and promote best practices in integration and verification

Required Qualifications

• Bachelor’s degree in a related technical discipline with 4+ years of professional experience,
  • OR Master’s degree with 2+ years of professional experience
• Ability to obtain and maintain a Public Trust clearance
• Experience leading integration and test activities for complex software systems
• Experience working within a defined Integration & Test development lifecycle
• Strong hands-on integration experience with large, distributed, or real-time systems
• Experience working in UNIX and/or Linux environments
• Demonstrated ability to lead cross-functional teams and coordinate formal test events
• Strong communication skills to interface effectively with internal teams and external government stakeholders
• US citizenship required

Desired Qualifications

• Advanced integration experience in one or more of the following areas:
  • New system functionality integration
  • Regression testing
  • Problem determination and root cause analysis
  • Data reduction and analysis
  • PR verification and change validation
• Experience supporting formal government acceptance testing
• Familiarity with systems engineering practices including:
  • Requirements engineering
  • Requirements baseline control and management
  • Operational and decision analysis
  • System definition and architecture development
• Air Traffic domain knowledge or experience supporting air traffic programs
• Experience operating in fast-paced, high-accountability environments requiring independent execution

Why Leidos

You will play a critical role in validating and integrating software that supports national airspace operations. This position requires precision, discipline, and leadership — ensuring complex systems perform reliably in operational environments where safety and performance are paramount.

If you are motivated by solving complex integration challenges and leading formal verification efforts in regulated, mission-critical systems, we encourage you to apply.

ATMC

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

February 19, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description

The Decision Advantage Business Area at Leidos is looking for an experienced Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The ideal candidate will possess extensive experience in network engineering, a strong understanding of DoD IT requirements, and proven leadership skills. The primary responsibility of this position is leading the program’s enterprise network engineering services team on-site at our Network Operations Center, providing 24x7 monitoring of critical customer networks. You will oversee and support the deployment of managed services, workstations, and networks, ensuring compliance with DoD policies and security standards. In addition, they will collaborate with customers and stakeholders to understand requirements and translate them into technical solutions. The Senior Network Engineer will be an integral member of the Network team, collaborating on strategic initiatives and ensuring alignment with overall program goals.

This position the candidate to be local and able to work on-site at our location in Lorton, VA

Primary Responsibilities:

• Technical Lead for team of up to 10 network engineers in the design, implementation, and support of network infrastructure for DoD environments.
• Oversee Network Operations Center (NOC) ensuring high availability, security, and rapid incident response.
• Develop detailed network designs and architectures that align with Department of Defense (DoD) standards.
• Collaborate with procurement teams to identify and source network hardware and software that meet project specifications.
• Oversee the installation and configuration of network equipment, including routers, switches, firewalls, and servers.
• Conduct thorough testing of network systems to ensure functionality, performance, and security compliance.
• Troubleshoot and resolve issues that arise during installation and testing phases.
• Maintain accurate documentation of network configurations, installations, and changes.
• Develop and update network diagrams and other relevant technical documents.
• Work closely with engineers, project managers, and stakeholders to ensure successful project delivery.
• Provide technical support and guidance to team members and end-users.
• Stay updated on DoD policies and best practices related to network security and design.
• Implement security measures to protect network infrastructure and data.
• By personal example, set the tone and direction for moral and ethical leadership.
• Build a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior.

Basic Qualifications:

• US Citizen with at least an active Top Secret clearance and the ability to obtain a SCI prior to your start date with Leidos.
• Bachelor’s degree with 12+ years of experience or Master’s degree with 10+ years of experience. Additional experience may be considered in lieu of a degree.
• Expert knowledge of networking protocols, routing, and switching technologies (e.g., TCP/IP, BGP, OSPF, VLANs).
• Expert knowledge of enterprise network design principles and networking technologies, including firewalls, VPNs, and intrusion detection systems.
• Expert knowledge of networking hybrid cloud architectures, especially to the Azure Cloud.
• Strong knowledge of protocols, security standards, and design principles for OSI Layers 1-4.
• Experience with installation and configuration of physical networking equipment and Local Area Networks (LANs).
• Experience with the design and deployment of Wide Area Networks (WANs) using Virtual Private Networking (VPN) technologies.
• Experience in interpreting and contextualizing network management and troubleshooting tools and technologies, such as ICMP, SNMPv3, and Syslog.
• Excellent problem-solving and analytical skills.

Preferred Qualifications:

• US Citizen with an active TS/SCI security clearance.
• Advanced networking certifications (e.g., CCNP, CCIE, CompTIA Network+).
• Experience with cloud networking and virtualization technologies.
• Familiarity with network monitoring and management tools (e.g.,  ServiceNow)
• Previous experience working with federal government or military customers.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Featuredjob

Description

The Decision Advantage Business Area at Leidos is looking for an experienced Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The ideal candidate will possess extensive experience in network engineering, a strong understanding of DoD IT requirements, and proven leadership skills. The primary responsibility of this position is leading the program’s enterprise network engineering services team on-site at our Network Operations Center, providing 24x7 monitoring of critical customer networks. You will oversee and support the deployment of managed services, workstations, and networks, ensuring compliance with DoD policies and security standards. In addition, they will collaborate with customers and stakeholders to understand requirements and translate them into technical solutions. The Senior Network Engineer will be an integral member of the Network team, collaborating on strategic initiatives and ensuring alignment with overall program goals.

This position the candidate to be local and able to work on-site at our location in Lorton, VA

Primary Responsibilities:

• Technical Lead for team of up to 10 network engineers in the design, implementation, and support of network infrastructure for DoD environments.
• Oversee Network Operations Center (NOC) ensuring high availability, security, and rapid incident response.
• Develop detailed network designs and architectures that align with Department of Defense (DoD) standards.
• Collaborate with procurement teams to identify and source network hardware and software that meet project specifications.
• Oversee the installation and configuration of network equipment, including routers, switches, firewalls, and servers.
• Conduct thorough testing of network systems to ensure functionality, performance, and security compliance.
• Troubleshoot and resolve issues that arise during installation and testing phases.
• Maintain accurate documentation of network configurations, installations, and changes.
• Develop and update network diagrams and other relevant technical documents.
• Work closely with engineers, project managers, and stakeholders to ensure successful project delivery.
• Provide technical support and guidance to team members and end-users.
• Stay updated on DoD policies and best practices related to network security and design.
• Implement security measures to protect network infrastructure and data.
• By personal example, set the tone and direction for moral and ethical leadership.
• Build a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior.

Basic Qualifications:

• US Citizen with at least an active Top Secret clearance and the ability to obtain a SCI prior to your start date with Leidos.
• Bachelor’s degree with 12+ years of experience or Master’s degree with 10+ years of experience. Additional experience may be considered in lieu of a degree.
• Expert knowledge of networking protocols, routing, and switching technologies (e.g., TCP/IP, BGP, OSPF, VLANs).
• Expert knowledge of enterprise network design principles and networking technologies, including firewalls, VPNs, and intrusion detection systems.
• Expert knowledge of networking hybrid cloud architectures, especially to the Azure Cloud.
• Strong knowledge of protocols, security standards, and design principles for OSI Layers 1-4.
• Experience with installation and configuration of physical networking equipment and Local Area Networks (LANs).
• Experience with the design and deployment of Wide Area Networks (WANs) using Virtual Private Networking (VPN) technologies.
• Experience in interpreting and contextualizing network management and troubleshooting tools and technologies, such as ICMP, SNMPv3, and Syslog.
• Excellent problem-solving and analytical skills.

Preferred Qualifications:

• US Citizen with an active TS/SCI security clearance.
• Advanced networking certifications (e.g., CCNP, CCIE, CompTIA Network+).
• Experience with cloud networking and virtualization technologies.
• Familiarity with network monitoring and management tools (e.g.,  ServiceNow)
• Previous experience working with federal government or military customers.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Featuredjob

Description

The Decision Advantage Business Area at Leidos is looking for an experienced Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The ideal candidate will possess extensive experience in network engineering, a strong understanding of DoD IT requirements, and proven leadership skills. The primary responsibility of this position is leading the program’s enterprise network engineering services team on-site at our Network Operations Center, providing 24x7 monitoring of critical customer networks. You will oversee and support the deployment of managed services, workstations, and networks, ensuring compliance with DoD policies and security standards. In addition, they will collaborate with customers and stakeholders to understand requirements and translate them into technical solutions. The Senior Network Engineer will be an integral member of the Network team, collaborating on strategic initiatives and ensuring alignment with overall program goals.

This position the candidate to be local and able to work on-site at our location in Lorton, VA

Primary Responsibilities:

• Technical Lead for team of up to 10 network engineers in the design, implementation, and support of network infrastructure for DoD environments.
• Oversee Network Operations Center (NOC) ensuring high availability, security, and rapid incident response.
• Develop detailed network designs and architectures that align with Department of Defense (DoD) standards.
• Collaborate with procurement teams to identify and source network hardware and software that meet project specifications.
• Oversee the installation and configuration of network equipment, including routers, switches, firewalls, and servers.
• Conduct thorough testing of network systems to ensure functionality, performance, and security compliance.
• Troubleshoot and resolve issues that arise during installation and testing phases.
• Maintain accurate documentation of network configurations, installations, and changes.
• Develop and update network diagrams and other relevant technical documents.
• Work closely with engineers, project managers, and stakeholders to ensure successful project delivery.
• Provide technical support and guidance to team members and end-users.
• Stay updated on DoD policies and best practices related to network security and design.
• Implement security measures to protect network infrastructure and data.
• By personal example, set the tone and direction for moral and ethical leadership.
• Build a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior.

Basic Qualifications:

• US Citizen with at least an active Top Secret clearance and the ability to obtain a SCI prior to your start date with Leidos.
• Bachelor’s degree with 12+ years of experience or Master’s degree with 10+ years of experience. Additional experience may be considered in lieu of a degree.
• Expert knowledge of networking protocols, routing, and switching technologies (e.g., TCP/IP, BGP, OSPF, VLANs).
• Expert knowledge of enterprise network design principles and networking technologies, including firewalls, VPNs, and intrusion detection systems.
• Expert knowledge of networking hybrid cloud architectures, especially to the Azure Cloud.
• Strong knowledge of protocols, security standards, and design principles for OSI Layers 1-4.
• Experience with installation and configuration of physical networking equipment and Local Area Networks (LANs).
• Experience with the design and deployment of Wide Area Networks (WANs) using Virtual Private Networking (VPN) technologies.
• Experience in interpreting and contextualizing network management and troubleshooting tools and technologies, such as ICMP, SNMPv3, and Syslog.
• Excellent problem-solving and analytical skills.

Preferred Qualifications:

• US Citizen with an active TS/SCI security clearance.
• Advanced networking certifications (e.g., CCNP, CCIE, CompTIA Network+).
• Experience with cloud networking and virtualization technologies.
• Familiarity with network monitoring and management tools (e.g.,  ServiceNow)
• Previous experience working with federal government or military customers.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Featuredjob

Description

Position: Systems Engineer III

Location: Melbourne, FL (Patrick SFB)

Make an Impact with Leidos

At Leidos, we deliver innovative solutions through the dedication of our diverse and talented teams. United by a shared commitment to our customers’ success, we empower our people, support our communities, and operate sustainably. Our Mission, Vision, and Values guide every aspect of our work, ensuring we do the right thing—for our customers, our people, and the world around us.

Thrive in an Impactful Environment

The Leidos Defense Sector offers a broad portfolio of systems, solutions, and services across land, sea, air, space, and cyberspace. We support critical defense missions with capabilities in enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence operations. Our teams tackle the world’s toughest security challenges for customers with “can’t fail” missions.

Leidos Defense Sector is seeking a Systems Engineer III (Linux) to support the Air Force Technical Applications Center (AFTAC) U.S. National Data Center (US NDC). The US NDC operates a mission‑critical, high‑availability system within secure DoD environments supporting national security objectives.

This role focuses on system engineering, platform sustainment, cybersecurity compliance, and DevSecOps integration across Linux and Solaris environments. The selected candidate will support COTS application installation and lifecycle management, system hardening, patching, upgrades, and 24×7 operational troubleshooting across classified and unclassified infrastructures. This is an opportunity to directly support a critical national security mission while ensuring system resilience, cybersecurity compliance, and operational excellence.

Primary Responsibilities:

• Engineer, administer, and sustain enterprise Linux and Solaris systems supporting mission applications
• Install, configure, upgrade, and maintain Commercial Off-The-Shelf (COTS) software in secure environments
• Lead system patching, upgrades, and vulnerability remediation to maintain cybersecurity compliance
• Implement and maintain system hardening in accordance with DISA STIGs, RMF controls, DoD cybersecurity policies, and Zero Trust architecture principles
• Troubleshoot complex system, application, and infrastructure issues in a 24x7 mission environment, performing root-cause analysis and resolution
• Develop and maintain automation scripts and configuration management solutions (i.e. Ansible) to improve system consistency, compliance, and deployment repeatability
• Collaborate with software, database, network, and cybersecurity teams to ensure reliable system integration
• Support deployment pipelines and DevSecOps practices for system and application releases
• Maintain system documentation, configuration baselines, and operational procedures
• Participate in on-call rotation and operational sustainment activities

Basic Qualifications:

• Bachelor’s degree in Information Technology, Computer Science, or related disciple with 4+ years of related experience. Additional experience, training, or certifications may substitute for degree
• U.S. citizen; Currently possessing an Active DoD Top Secret clearance and eligibility for Top Secret/SCI
• Currently hold a DoD 8140 IAT level II certification (e.g., CompTIA Sec+)
• Experience administering Linux (RHEL or equivalent) systems in enterprise environments
• Experience installing, configuring, and upgrading COTS software applications
• Direct experience managing systems with Red Hat Satellite
• Experience developing and maintaining Ansible automation for configuration management
• Familiarity with Linux system hardening and security compliance practices
• Strong troubleshooting experience in complex, integrated systems
• Experience with system patching, lifecycle management, and vulnerability remediation
• Familiarity with DISA STIGs, RMF, and DoD cybersecurity, and Zero Trust acrhitecture compliance requirements

Preferred Qualifications:

• Experience in DevSecOps environments and CI/CD pipeline integration
• Experience with automation tools (Ansible, Bash, Python)
• Experience with virtualization platforms (VMware or similar)
• Experience with containerization and orchestration technologies, including Docker and Kubernetes in a production environment
• Experience supporting Oracle or other enterprise database environments
• Experience modernizing legacy systems within secure environments
• Experience supporting or administering Solaris systems

Ready to make an impact? Start your meaningful career journey with Leidos—submit your resume today!

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description

The Decision Advantage Business Area at Leidos is looking for an experienced Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The ideal candidate will possess extensive experience in network engineering, a strong understanding of DoD IT requirements, and proven leadership skills. The primary responsibility of this position is leading the program’s enterprise network engineering services team on-site at our Network Operations Center, providing 24x7 monitoring of critical customer networks. You will oversee and support the deployment of managed services, workstations, and networks, ensuring compliance with DoD policies and security standards. In addition, they will collaborate with customers and stakeholders to understand requirements and translate them into technical solutions. The Senior Network Engineer will be an integral member of the Network team, collaborating on strategic initiatives and ensuring alignment with overall program goals.

This position the candidate to be local and able to work on-site at our location in Lorton, VA

Primary Responsibilities:

• Technical Lead for team of up to 10 network engineers in the design, implementation, and support of network infrastructure for DoD environments.
• Oversee Network Operations Center (NOC) ensuring high availability, security, and rapid incident response.
• Develop detailed network designs and architectures that align with Department of Defense (DoD) standards.
• Collaborate with procurement teams to identify and source network hardware and software that meet project specifications.
• Oversee the installation and configuration of network equipment, including routers, switches, firewalls, and servers.
• Conduct thorough testing of network systems to ensure functionality, performance, and security compliance.
• Troubleshoot and resolve issues that arise during installation and testing phases.
• Maintain accurate documentation of network configurations, installations, and changes.
• Develop and update network diagrams and other relevant technical documents.
• Work closely with engineers, project managers, and stakeholders to ensure successful project delivery.
• Provide technical support and guidance to team members and end-users.
• Stay updated on DoD policies and best practices related to network security and design.
• Implement security measures to protect network infrastructure and data.
• By personal example, set the tone and direction for moral and ethical leadership.
• Build a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior.

Basic Qualifications:

• US Citizen with at least an active Top Secret clearance and the ability to obtain a SCI prior to your start date with Leidos.
• Bachelor’s degree with 12+ years of experience or Master’s degree with 10+ years of experience. Additional experience may be considered in lieu of a degree.
• Expert knowledge of networking protocols, routing, and switching technologies (e.g., TCP/IP, BGP, OSPF, VLANs).
• Expert knowledge of enterprise network design principles and networking technologies, including firewalls, VPNs, and intrusion detection systems.
• Expert knowledge of networking hybrid cloud architectures, especially to the Azure Cloud.
• Strong knowledge of protocols, security standards, and design principles for OSI Layers 1-4.
• Experience with installation and configuration of physical networking equipment and Local Area Networks (LANs).
• Experience with the design and deployment of Wide Area Networks (WANs) using Virtual Private Networking (VPN) technologies.
• Experience in interpreting and contextualizing network management and troubleshooting tools and technologies, such as ICMP, SNMPv3, and Syslog.
• Excellent problem-solving and analytical skills.

Preferred Qualifications:

• US Citizen with an active TS/SCI security clearance.
• Advanced networking certifications (e.g., CCNP, CCIE, CompTIA Network+).
• Experience with cloud networking and virtualization technologies.
• Familiarity with network monitoring and management tools (e.g.,  ServiceNow)
• Previous experience working with federal government or military customers.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Featuredjob

MANTECH seeks a highly skilled and motivated Platform/Orchestration Engineer to join our team in Annapolis Junction, MD.

The Platform/Orchestration Engineer will design, modernize, and sustain the critical infrastructure powering our cyber operations. This role involves engineering the future of operational platforms through automation, cloud-native architecture, and DevSecOps principles. You will be responsible for the full lifecycle of mission systems—from physical and virtual networks to the high-level orchestration of containerized environments—ensuring our operators have high-performance, secure, and available tools.

Responsibilities include but are not limited to:

• Architecting and maintaining mission platforms, operational planning tools, and visualization interfaces
• Leading the transition of legacy systems to commercial, private, and hybrid cloud environments using Kubernetes, KVM/QEMU, VMware, and other emerging technologies
• Implementing containerized environments to increase the agility and scalability of cyber capabilities
• Performing technical maintenance for mission-critical networks to ensure 24/7 availability and peak performance
• Building and maintaining high-fidelity lab environments, simulators, and test ranges to evaluate prototype systems
• Providing tier-level support to ensure data, communications, and system health for all range and lab end-users
• Utilizing automated orchestration and delivery pathways to manage Infrastructure as Code (IaC) via Terraform and Ansible

Minimum Qualifications:

• Bachelor’s Degree with 9+ years of experience; or High School Diploma/GED with 13+ years of experience; or Associate’s Degree with 11+ years of experience; or Master’s Degree with 7+ years of experience; or PhD with 5+ years of experience
• Expertise in KVM/QEMU, VMware ESXi, or Hyper-V for managing kernel-level virtualization and emulated hardware
• Deep expertise in Kubernetes (K8s) and Docker
• Proficiency with automation tools such as Terraform, Ansible, or CloudFormation
• Solid understanding of the DoD Risk Management Framework (RMF) and experience using eMASS

Preferred Qualifications:

• DoD 8570/8140 IAT Level II or III certification (e.g., Security+, CISSP, or CASP+)
• AWS Certified Solutions Architect (Professional or Associate)
• Certified Kubernetes Administrator (CKA) or Certified Kubernetes Security Specialist (CKS)
• Red Hat Certified Specialist in Virtualization, RHCSA, or RHCE
• HashiCorp Certified: Terraform Associate
• Bachelor’s or Master’s degree in Computer Science, Cyber Security, or Engineering

Clearance Requirements:

• Must have an active TS/SCI CI poly clearance and be a US Citizen.

Physical Requirements:

• Must be able to remain in a stationary position 50%.
• Must be able to communicate, converse, and exchange information with peers and senior personnel.

MANTECH seeks a motivated, career and customer-oriented Systems Engineer to join our team in Linthicum, MD

This role supports Agency modernization efforts that necessitate transitioning from and outdated NIST control catalog, consolidating capabilities from disparate systems and applications to a more centralized and supported suite of Capabilities (ServiceNow), and updating existing polices, processes, and procedures.

Responsibilities include but are not limited to:

• Review and analyze Authorization Services processes, procedures, practices and technical solutions.
• Coordinate with government representatives to identify requirements, constraints, schedules and workloads.
• Provide recommendations to modernize authorization services policies, procedures, practices, and solutions.
• Produce and maintain documentation in support of life-cycle hardware maintenance and related processes
• Draft technical solutions to enhance, modernize, and improve all IT infrastructure services with Government approvals
• Evaluate applications for requirements, capabilities, languages, and other characteristics to prepare for migration of systems
• Provide collaboration and information sharing tools, repositories to enable outreach, training, and awareness of client activities to ensure that products are made available to all stakeholders
• Conduct analysis and develop processes and share deliverables to enhance mission stakeholder knowledge

Minimum Qualifications:

• Twenty (20) years’ experience as a SE in programs and contracts of similar scope, type and complexity is required.
• Demonstrated experience in planning and leading Systems Engineering efforts is required.
• Bachelor’s degree in system engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required.
• Five (5) years of additional SE experience may be substituted for a Bachelor’s degree.
• Proficient in ServiceNow
• Familiar with Risk Management Framework
• Experience with implementing business processes to include designing, developing, integrating, testing and deploying ServiceNow based software solutions
• Experience with delivery and management of ServiceNow Information Technology Service Management (ITSM) and Information Technology Business Management (ITBM) development and integrations

Preferred Qualifications:

• Certification in ServiceNow Administration
• Versed in creating customized dashboards and reports

Clearance Requirements:

• US Citizenship required and an active TS/SCI with Polygraph

Physical Requirements:

• Must be able to remain in a stationary position 50%
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations
• Must be able to exchange accurate information in these situations

MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD.

In this role, you will contribute to the development of advanced CNO capabilities that directly support national security. You’ll work in a collaborative environment focused on solving complex technical challenges in support of our customer’s most critical missions.

Responsibilities include but are not limited to:

• Design and develop new hardware- or software-based CNO capabilities
• Assists with the design, development, documentation, testing, and debugging of applications software and systems
• Develop data queries for existing or proposed databases or data repositories
• Apply knowledge of security concepts and network technologies
• Ensure software engineering standards are consistently met

Minimum Qualifications:

• BS Degree in a technical discipline and 7+ years of experience in software development or software engineering, or High School Diploma and 11+ experience in software development or software engineering
• Experience in Python or C/C++ programming
• Experience with troubleshooting and debugging systems

Preferred Qualifications:

• Experience with analyzing user requirements to derive software design and performance requirements
• Experience in software analysis or reverse engineering
• Understanding of assembly programming concepts
• Understanding of CNO development concepts
• Familiarity with unit testing frameworks and practices

Clearance Requirements:

• Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time

MANTECH seeks a skilled and mission focused CNO Developer to join our team in Hanover, MD.

In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO). You’ll be part of a dynamic team working on next-generation solutions that safeguard our national security systems.

Responsibilities include but are not limited to:

• Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities
• Perform design, development, documentation, testing, and debugging of software applications and systems
• Apply knowledge of network and security concepts to support capability development
• Communicate status updates and technical progress to leadership and stakeholders
• Ensure software quality and compliance with development standards

Minimum Qualifications:

• BS degree and 4+ years of technical work experience, or MS Degree and 2+ years of technical work experience, or High school diploma and 8+ years of technical work experience.
• Experience in Python or C/C++ programming languages
• Experience with troubleshooting and debugging

Preferred Qualifications:

• Experience with networking protocols (TCP/IP) and socket-level programming
• Experience with developing CNO capabilities
• Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices)
• Experience in software analysis or reverse engineering
• Experience using Atlassian tools (JIRA, Confluence, Crucible)
• Understanding of assembly language programming concepts
• Understanding of unit testing frameworks and practices

Clearance Requirements:

• Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required.

Physical Requirements:

• Must be able to remain in a stationary position at least 50% of the time.

Our client, a leader in the calibration, consulting and commissioning industry, is seeking a Calibration Technician (multiple levels) to join their team. As a Calibration Technician, you will be part of the Process Team supporting various analytical projects. The ideal candidate will have strong problem-solving skills, excellent attention to detail, and the ability to work collaboratively, which will align successfully in the organization.

Job Title: Calibration Technician I, II, III, and Senior Calibration Technician

Location: Holly Springs, North Carolina (Travel up to 50% may be required based on project and client needs)

Job Type: 6-month contract to hire

Schedule: M-F 7am-3:30pm

Pay Range: Based on experience; see below

• Technician I & II: $25–$35/hr.* Technician III: $35–$44/hr.* Senior Technician: $43–$50/hr.

What’s the Job?

• Perform calibrations, qualifications, and preventive maintenance (PMs) with accurate and timely GxP documentation.* Handle and maintain PCI and client-owned equipment and test instruments with care.* Communicate effectively with clients and develop strong relationships through excellent customer service.* Identify and report safety issues, ensuring compliance with all safety requirements.* Support project planning, supply readiness, and assist in onboarding and mentoring as experience level increases.

What’s Needed?

• Associate degree in Engineering, Life Sciences, Electronics, or related technical field (Bachelor’s for Senior level) OR equivalent military training/experience.* Applicable experience in Metrology, Instrumentation, or Calibration (2+ years for Tech II, 4+ years for Tech III/Senior).* Knowledge of calibration concepts, GMPs, and Life Science industry regulations.* Ability to work independently, troubleshoot issues, and manage small projects (higher levels require leadership and strategic skills).* Valid driver’s license and willingness to travel up to 50%.

What’s in it for me?

• Competitive pay based on experience and level.* Opportunity for contract-to-hire with a growing industry leader.* Professional development and training in advanced calibration techniques.* Collaborative team environment with strong company values (Honesty, Integrity, Pride, Accountability, Teamwork, Commitment).* Exposure to diverse instrumentation and pharmaceutical/FDA compliance standards.

If this is a role that interests you and you’d like to learn more, click apply now and a recruiter will be in touch with you to discuss this great opportunity. We look forward to speaking with you!

About ManpowerGroup, Parent Company of:Manpower, Experis, Talent Solutions, and Jefferson Wells

ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We develop innovative solutions for hundreds of thousands of organizations every year, providing them with skilled talent while finding meaningful, sustainable employment for millions of people across a wide range of industries and skills. Our expert family of brands –Manpower, Experis, Talent Solutions, and Jefferson Wells– creates substantial value for candidates and clients across more than 75 countries and territories and has done so for over 70 years. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2022 ManpowerGroup was named one of the World’s Most Ethical Companies for the 13th year - all confirming our position as the brand of choice for in-demand talent.

MANTECH seeks a skilled and mission-focused Associate CNO Software Engineer to join our team in Hanover, MD.

In this role, you will contribute to the development of advanced CNO capabilities that directly support national security. You’ll work in a collaborative environment focused on solving complex technical challenges in support of our customer’s most critical missions.

Responsibilities include but are not limited to:

• Design and develop new hardware- or software-based CNO capabilities
• Assists with the design, development, documentation, testing, and debugging of applications software and systems
• Develop simple data queries for existing or proposed databases or data repositories
• Apply knowledge of security concepts and network technologies
• Ensure software engineering standards are consistently met

Minimum Qualifications:

• BS Degree in a technical discipline or High School Diploma and 4+ years of experience in software development or software engineering
• Experience in Python or C/C++ programming
• Experience with troubleshooting and debugging systems

Preferred Qualifications:

• Experience with analyzing user requirements to derive software design and performance requirements
• Experience in software analysis or reverse engineering
• Understanding of assembly programming concepts
• Understanding of CNO development concepts
• Familiarity with unit testing frameworks and practices

Clearance Requirements:

• Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover, MD.

In this role, you will contribute to the development of mission-critical cyber capabilities and lead efforts in advanced Computer Network Operations (CNO) and drive technical excellence in CNO development. You’ll be part of a dynamic team working on next-generation solutions that safeguard national security systems.

Responsibilities include but are not limited to:

• Designing and developing new hardware- or software-based Computer Network Operations (CNO) capabilities
• Managing the design, development, documentation, testing, and debugging of software applications and systems
• Design and develop end-to-end data flow and tasking for CNO tools developed
• Applying expert knowledge of network and security concepts to support capability development
• Communicating status updates and technical progress to leadership and stakeholders
• Ensuring software quality and compliance with development standards

Minimum Qualifications:

• BS degree in a technical discipline and 8+ years of technical work experience, or MS Degree in a technical discipline and 6+ years of technical work experience, or High school diploma and 12+ years of technical work experience
• Experience in Python and C/C++ programming languages
• Experience with troubleshooting and debugging
• Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices)
• Experience with networking protocols (TCP/IP) and socket-level programming
• Experience with developing CNO capabilities
• Experience leading technical CNO solutions

Preferred Qualifications:

• Experience in software analysis or reverse engineering
• Experience with assembly language programming
• Experience with unit testing frameworks and practices
• Experience using Atlassian tools (JIRA, Confluence, Crucible)

Clearance Requirements:

• Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required

Physical Requirements:

• Must be able to remain in a stationary position at least 50% of the time.

MANTECH seeks a highly motivated and collaborative DevOps Engineer to join our team in Annapolis Junction, MD.

This position will support the development, deployment, and sustainment of secure backend and infrastructure services in a mission-driven enterprise environment. You will be part of the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s foundational Enterprise Information Technology (EIT) platform, enabling enterprise-wide capabilities for a global user base.

Responsibilities include, but are not limited to:

• Design, deploy, and maintain scalable and secure infrastructure in Kubernetes environments using GitOps workflows with Flux, Kudectl, and Kustomize
• Integrate and manage service mesh technologies such as Istio for secure traffic flow and observability
• Support containerization pipelines using Docker and automate builds with Maven
• Manage system documentation and inventories across the lifecycle to ensure compliance and traceability
• Conduct development and troubleshooting within Linux environments and support script-based automation using Python
• Collaborate with software developers and security analysts to align infrastructure support with secure coding and authorization needs
• Address POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings and support remediation actions

Minimum Qualifications:

• Bachelor’s degree with 12+ years of related experience OR associate’s degree with 15 years OR high school diploma/GED with 20 years of experience
• Experience with scripting and analysis skills in Python using Linux-based development environments
• Strong background in containerization with Docker and infrastructure automation using Maven
• Experience using Jira, Confluence, and IDEA IDE for agile collaboration.

Preferred Qualifications:

• Experience managing Kubernetes clusters with Istio and Rancher
• General DevOps Knowledge
• Proficiency with Git/GitLab
• Experience using Flux, Kudectl, and Kustomize
• Familiarity with streaming and caching tools such as Kafka and Redis

Clearance Requirements:

• Must have a current/active TS/SCI with Polygraph

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time
• Occasionally moves about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

MANTECH seeks a motivated, career and customer-oriented Network Installation Technician to join our team in McLean, VA. In this hands-on role, you will support the deployment and installation of secure network infrastructure and endpoint equipment in a dynamic, mission-driven environment. You will play a key role in ensuring accurate configurations, reliable connectivity, and successful execution of technical projects across classified workspaces.

Responsibilities include, but are not limited to:

• Install and terminate CAT5/CAT6 and fiber cabling, including racks, patch panels, wall jacks, and associated infrastructure hardware.
• Perform cable pulls, terminations, pinouts, component installations, testing, documentation, and ensure proper cable management.
• Install and configure workstations, rebuild desktops, relocate IT equipment, and deploy network drops per provided technical documentation.
• Interpret design packages, wiring schematics, port maps, and network diagrams to guide and validate installation work.
• Troubleshoot and resolve workstation issues, connectivity problems, and equipment failures.
• Travel locally between customer sites and support temporary assignments as needed.
• Work scheduled shift from 6:00 AM to 2:30 PM as part of a team providing coverage between 6:00 AM and 6:00 PM.

Minimum Qualifications:

• High School diploma and 4+ years of relevant technician experience, OR Bachelor’s degree and 0 years of experience.
• Proven experience installing and testing network drops, including labeling, cable dressing, and certifying terminations.
• Knowledge of structured cabling methodologies, industry standards, and common troubleshooting practices.
• Hands-on experience deploying IT endpoints such as desktops, printers, VOIP/digital phones, and network switches.
• Ability to independently diagnose and resolve hardware, network, and telecom system issues.
• Skilled in interpreting and executing work from network diagrams, floor plans, and installation packages.

Preferred Qualifications:

• Direct experience supporting customer IT infrastructure installations.
• Background in structured cabling and IT hardware installation.
• Familiarity with LAN infrastructure deployment within the Sponsor’s classified environment.
• Ability to quickly adapt to evolving technical tasks and learn new tools or procedures.
• High attention to detail and effective organizational skills.

Clearance Requirements:

• Must have a current/active TS/SCI with Polygraph.

Physical Requirements:

• Must be able to remain stationary at least 25% of the time.
• Must be able to operate computers, phones, and other office equipment for extended durations.
• Must be able to navigate office environments, including under desks, raised floors, and server closets, some of which may be confined spaces.
• Must be able to lift and transport IT or AV equipment weighing 50+ pounds, using carts or team lifts as needed.
• Must be able to ascend and descend ladders (10+ feet) while routing cables or installing equipment.