Systems/Network Engineer (Microsoft Stack-Focused) Our client is a mission-driven consulting firm delivering advanced cybersecurity, IT infrastructure, and strategic solutions to federal and commercial organizations, and they are seeking a Systems/Network Engineer (Microsoft Stack-Focused) to design, implement, and secure complex hybrid network environments spanning on-premises and cloud platforms. You will play a critical role in ensuring high-performance, compliant, and resilient infrastructure while supporting enterprise-scale Microsoft and multi-cloud ecosystems. Why You'll Love Working For Our Client: Our client values their employees' time, expertise, and contributions. Their competitive compensation of $110,000 annually reflects their commitment to attracting and retaining top talentwhile empowering employees to grow and succeed in meaningful, mission-driven work. The best-in-class benefits package includes: Comprehensive health coverage: Medical, dental, and vision insurance Robust retirement planning: 401(k) with employer matching Financial protection: Life and disability insurance Flexible financial options: Health savings accounts (HSA) and flexible spending accounts (FSA) Work-life balance: Generous PTO, flexible scheduling, and remote work opportunities Career growth: Exposure to cutting-edge cybersecurity, cloud, and federal IT projects with ongoing professional development Our client fosters a collaborative, knowledge-sharing environment where innovation thrives, and challenges are embraced. Employees work alongside highly skilled professionals dedicated to solving complex problems, supporting national missions, and continuously advancing their expertise. The culture is rooted in integrity, service, and teamworkcreating an environment where individuals grow together while making a meaningful impact. To thrive as the Systems/Network Engineer, you should have: Enterprise network engineering expertise with Microsoft Windows Server, Active Directory, DNS, DHCP, IPv4/IPv6, and storage administration in Windows environments Cloud networking proficiency across Microsoft Azure (VNets, NSGs, Private Link, ExpressRoute, Azure Firewall) and AWS (VPCs, route tables, VPNs, Direct Connect, Security Groups) Solid security and firewall experience with Palo Alto, FortiGate, Cisco Meraki, cloud-native firewalls, and SIEM platforms such as Microsoft Sentinel Hands-on automation and scripting skills using PowerShell, Terraform, and Bash, with support for scalable, multi-tenant network architectures Working knowledge of identity and access management, including SAML, OAuth, ADFS, and compliance frameworks such as CMMC, NIST 800-171/53, FedRAMP, and ISO 27001 Required Qualifications: Bachelor's degree in Network Engineering, Information Technology, Cybersecurity, or related field Minimum of 5+ years of experience in network administration, engineering, or infrastructure support Required certifications (or ability to obtain): AZ-700: Designing and Implementing Microsoft Azure Networking Solutions AZ-104: Microsoft Certified: Azure Administrator Associate CompTIA Network+ Preferred Qualifications: AZ-500: Microsoft Azure Security Engineer SC-300: Microsoft Identity and Access Administrator AWS Certified Advanced Networking - Specialty Microsoft Certified: Security Operations Analyst Associate (SC-200) Fortinet NSE, Palo Alto PCNSA, or similar vendor certifications Cisco CCNA or equivalent Your responsibilities as the Systems/Network Engineer will include: Monitor, analyze, and optimize enterprise and cloud network performance using tools such as Azure Monitor, Microsoft Network Watcher, AWS CloudTrail, and related observability platforms Design, implement, and troubleshoot secure connectivity solutions, including VPNs, site-to-site tunnels, Azure ExpressRoute, and AWS Direct Connect, across hybrid and multi-cloud environments Centralize security monitoring by integrating Azure, AWS, on-premises, and GCC High boundary devices into a unified SIEM solution such as Microsoft Sentinel with standardized logging and identity practices Support Zero Trust architecture and federated systems by maintaining trust relationships, shared network standards, and secure identity integrations across multiple environments Partner with cybersecurity and business stakeholders to support incident response, change management, compliance requirements, infrastructure planning, and escalated end-user or migration support as needed About Our Client: Our client is a Service-Disabled Veteran-Owned Small Business (SDVOSB) that partners with public- and private-sector organizations to solve complex challenges in cybersecurity, IT modernization, and strategic operations. With a team of experienced professionals from military, government, and commercial backgrounds, our client emphasizes collaboration, innovation, and continuous learning. They are committed to delivering high-quality, compliant solutions while fostering a culture of shared knowledge, integrity, and mission success. Ready to Engineer the Future? Step into a high-impact role where your expertise drives secure, next-generation infrastructure across hybrid cloud environments. Apply now to join a team that's shaping the future of cybersecurity and enterprise IT. Our client is an equal opportunity employer that welcomes and encourages diversity in the workplace. It does not discriminate based on race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law. We will consider qualified applicants with criminal histories for employment.
Description
Seeking a career with a sense of purpose, work life balance, and growth opportunities? There’s a place for you at Leidos!
We are currently seeking an Technical Lead to join the Compartmented Enterprise Services Office (CESO) effort. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population. Apply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration.
This position is based in Arlington, VA and is 100% on-site.
Primary Responsibilities
Engineering
Organizational & Technical Leadership
People Management & Leadership Development
Delivery & Execution
Cross-Functional & Executive Collaboration
Basic Qualifications
Preferred Qualifications
AppMod
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.
April 8, 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 $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.
Description
Looking for an opportunity to make an impact?
At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
Your greatest work is ahead!
Leidos’ Defense Uncrewed Systems Integration and Test is seeking a motivated and ambitious Junior Software Engineer to join the Software, Simulation, Systems Engineering and Integration Directorate (S3I) Joint Technology Center – Systems Integration Lab (JSIL) Technology and Certification Center. This position collaborates with subject matter experts in the requirements, design, development, and implementation of UAS related software.
If this sounds like the kind of environment where you can thrive, keep reading!
Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!
Are you ready to make an impact? Share your resume with us today!
Primary Responsibilities
Basic Qualifications
Preferred Qualifications
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.
April 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 $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.
Description
Looking for an opportunity to make an impact?
At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
Your greatest work is ahead!
Leidos’ Defense Uncrewed Systems Integration and Test is seeking a motivated and ambitious DevSecOps Engineer to join the Software, Simulation, Systems Engineering and Integration Directorate (S3I) Joint Technology Center – Systems Integration Lab (JSIL) Technology and Certification Center. This position collaborates with subject matter experts in the requirements, design, development, security and implementation of UAS related software
If this sounds like the kind of environment where you can thrive, keep reading!
Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!
Are you ready to make an impact? Share your resume with us today!
Primary Responsibilities
• Drive a culture of shared responsibility for security, reliability, and performance
Basic Qualifications
Preferred Qualifications
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.
April 10, 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 $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.
Description
Seeking a career with a sense of purpose, work life balance, and growth opportunities? There’s a place for you at Leidos!
We are currently seeking an Technical Lead to join the Compartmented Enterprise Services Office (CESO) effort. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population. Apply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration.
This position is based in Arlington, VA and is 100% on-site.
Primary Responsibilities
Basic Qualifications
Preferred Qualifications
AppMod
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.
March 11, 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 $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.
Description
Leidos has an exciting opening for you, our next TS/SCI cleared DevOps Software Engineer working with a dynamic team to design, develop and deploy a state-of-the-art technology stack supporting the DOMEX Data Discovery Platform (D3P) Modernization program as well as our client’s mission to centralize and standardize Tasking, Collection, Processing, Exploitation and Dissemination (TCPED) of Open Source Intelligence (OSINT) across the Defense Intelligence Enterprise (DIE). You will have impact as part of a mission focused, solutions oriented, and adaptive team that values inclusion, innovation, collaboration, and professional development. While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely.
As a DevOps Engineer you will contribute to the design, deployment, and maintenance of a full stack containerized microservices architecture as well as technical systems administration, installation, and configuration. You will participate in fostering a DevOps culture, building strong cross functional collaboration with systems engineering, architecture, development, security, operations, and integration teams, in a dynamic and fast paced environment.
You will work closely with a multi-disciplinary team of developers, other software integrators and system administrators on the following key tasks:
You bring enthusiasm, the ability to work well with people from different disciplines with varying degrees of technical experience, and meet the following qualifications:
BS in Engineering, Computer Science, Systems Engineering, or related field or equivalent experience with 8+ years in software development, system engineering or related field. 6+ years of experience with Master’s degree. Additional years of experience in lieu of degree are acceptable.
Must have an active Top Secret/ SCI security clearance with the ability to obtain and maintain a TS/SCI with Polygraph security clearance
Possess at least one DoD 8570.01-M IAT Level II or higher certification, e.g., CCNA Security, CySA+, Security+ CE, SSCP, CISSP (or Associate)
Ability to obtain Privileged User Account (PUA) certification per DoD 8570 policy
Experienced with container/container orchestration, specifically Kubernetes and troubleshooting experience with:
GitLab pipeline development experience including:
Knowledgeable in navigating Linux OS, specifically:
Comfortable with Elastic Search, Logstash, Kibana
Demonstrated ability to participate in cross-functional planning, coordination, and task execution
You will wow us even more if you have some of these:
Experience with systems at scale
Experience/knowledge of key Agile processes and techniques
Experience with development, i.e. Bash, PowerShell, SALT, Python, Groovy, Java, etc.
Experience on a production/ enterprise system
Experience with any of the following technologies:
#NMECDTP-ALL
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.
April 17, 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 $107,900.00 - $195,050.00
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
Leidos’ Corporate Information Security Office, reporting through the Digital Modernization sector, is seeking an Information Technology Team Manager. This is a primarily hands-on technical role responsible for supporting and enhancing the enterprise IT environment across both Windows and Linux platforms with a focus on system reliability, performance, and security. The role includes leadership responsibilities involving team coordination, mentorship, and serving as the primary Information Technology (IT) decision maker. In this role, you will be accountable for the management and technical administration of the Information System (IS) in accordance with internal and external security requirements, overseeing day-to-day testing, implementation, deployment, maintenance, and administration of cyber systems or networks and their infrastructure hardware and software. To be successful, you need to be adaptable to diverse office situations, procedures, and demands, and maintain a proactive, solutions-oriented mindset.
Location: All work will be performed on-site at our Aurora, CO office.
Clearance: You must currently hold an active TS/SCI with Polygraph to qualify.
Primary Responsibilities
Basic Qualifications
Preferred Qualifications
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.
April 20, 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 $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.
The Opportunity:
Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the information system security engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementation of security solutions that will protect our military.
On our team, you’ll troubleshoot and analyze complex challenges for customers using your knowledge of network and security devices, applications, and identifying tools. You’ll use your curiosity for technology and market trends to further research and develop security solutions. Using your knowledge and experience in cybersecurity, you’ll assess security threats and implement infrastructure controls.
In this role, you’ll closely impact the DoD by protecting their infrastructure. With mentoring, challenging hands-on problem-solving, and opportunities to learn new tools and skills, we focus on growing as a team to make the best solutions for our customers.
Work with us as we secure and protect critical AI or ML networks for the better.
What You’ll Work On:
Join us. The world can’t wait.
You Have:
Nice If You Have:
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 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 $77,600.00 to $176,000.00 (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 hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. 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.
Candidate AI Usage Policy
AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.
Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.
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.
About the Job This role focuses on building and operating highly reliable infrastructure and automation supporting physical security systems. Infra Automation Engineer applies principles such as SLIs, SLOs, error budgets, and toil reduction to improve system resilience and operational efficiency. The role works closely with Google leadership to deliver secure, scalable, and automated infrastructure. Key Responsibilities Lead, mentor, and manage a team of Automation Engineers, fostering a culture of ownership, collaboration, and continuous improvement Partner with client IT leadership to define, implement, and track Service Level Indicators (SLIs) and Service Level Objectives (SLOs) for critical infrastructure services Manage error budgets to maintain optimal balance between feature development velocity and system stability Act as the primary escalation point for severe incidents (Sev 1/2) and ensure effective incident management, communication, and resolution Facilitate blameless post-mortem analysis for all major incidents and drive systemic improvements in tooling and infrastructure resilience Manage the teams project backlog, prioritize work, and ensure balance between reliability engineering and toil reduction initiatives Drive automation strategies to reduce manual operational tasks with measurable targets (e.g., 50% reduction in manual server build time) Oversee Infrastructure-as-Code implementations using Ansible, Terraform, Puppet, or Chef for configuration management and drift remediation Ensure robust observability through standardized monitoring, alerting, and centralized logging across all managed infrastructure Manage 24x5 on-call rotations and ensure adequate team coverage for incident response and support Collaborate with cross-functional stakeholders to gather requirements, define project scope, and integrate SRE practices into existing workflows Drive Mean Time To Repair (MTTR) reduction through automation, improved runbooks, and proactive reliability engineering Required Skills & Experience Experience: 8+ years in Site Reliability Engineering, or Infrastructure Engineering with minimum 3 years in a technical leadership role managing engineering teams Technical Proficiency: Strong hands-on experience with Linux/Windows server administration, Infrastructure-as-Code tools (Terraform, Ansible, Chef, Puppet), and scripting languages (Python, Bash, PowerShell) SRE Practices: Deep understanding of principles including SLIs, SLOs, error budgets, toil elimination, and experience implementing observability stacks (Prometheus, Grafana, ELK, or Datadog) Incident Management: Proven track record in leading incident response, conducting blameless post-mortems, and driving systemic reliability improvements across complex infrastructure environments Networking & Security: Solid understanding of networking fundamentals, Cisco device administration, and experience with network automation protocols (NETCONF/RESTCONF) and security compliance frameworks Leadership & Communication: Excellent communication and stakeholder management skills with demonstrated ability to mentor teams, manage backlogs, and balance competing priorities in Salary Range $114,000.00 - $180,000.00 USD (Salary) Please note that the salary information provided herein is base pay only (gross); it does not include other forms of compensation which may or may not apply to this specific position, namely, performance-based bonuses, benefits-related payments, or other general incentives - none of which are guaranteed, may be subject to specific eligibility requirements, and are wholly within the discretion of Astreya to remit. Further, the salary information noted above is a range that consists of a minimum and maximum rate of pay for this specific position. Where an applicant or employee is placed on this range will depend and be contingent on objective, documented work-related considerations like education, experience, certifications, licenses, preferred qualifications, among other factors. Astreya offers comprehensive b enefits to all Regular, Full-Time Employees, including: Medical provided through UHC (PPO, HSA, Surest options) / Medical provided through Kaiser (HMO option only) for California employees only Dental provided through UHC Nationwide Vision provided by UHC Flexible Spending Account for Health & Dependent Care Pre-Tax Account for Commuter Benefit/Parking & Transit (location-specific) Continuing Education and Professional Development via various integrated platforms, e.g. Udemy and Coursera Corporate Wellness Program provided by Goomi Group Employee Assistance Program Wellness Days 401k Plan Basic and Supplemental Life Insurance Short Term & Long Term Disability Critical Illness, Critical Hospital, and Voluntary Accident Insurance Tuition Reimbursement (available 6 months after start date, capped) Paid Time Off (accrued and prorated, maximum of 120 hours annually) Paid Holidays Any other statutory leaves, paid time, or other ancillary benefits required under state and federal law
Job Posting Title
Cyber Security Engineer
Date
Thursday, April 16, 2026
City
San Antonio
State
TX
Country
United States
Working time
Full-time
Maximus is a trusted federal partner supporting mission‑critical programs across national security, defense, and public service delivery. Recent contract awards in cybersecurity and operational readiness underscore Maximus’ role as a reliable prime for high‑impact government missions. Joining Maximus means contributing to meaningful work in fast‑paced environments alongside professionals committed to service, accountability, and results.
This position is contingent upon contract award and position availability. Selected candidates will receive a contingent offer of employment, which will become final only upon successful contract award to Maximus, availability of the position, and receipt of authorization to proceed.
This position is onsite five days a week in San Antonio, TX, and requires a TS/SCI security clearance.
Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS051, T3, Band 6
Job-Specific Essential Duties and Responsibilities:
Implements and maintains cybersecurity controls supporting JCC2 operational systems.
Conducts risk assessments, vulnerability scans, and threat analysis activities.
Performs security testing and validation to identify and mitigate system vulnerabilities.
Investigates and responds to cybersecurity incidents and security events.
Develops remediation actions and supports incident recovery activities.
Maintains security documentation, playbooks, and reporting artifacts.
Ensures compliance with DoD cybersecurity policies, RMF, and security standards.
Supports system accreditation and security assessment activities.
Collaborates with engineering and operations teams to improve system security posture.
Participates in Agile program increment (PI) planning and activities requiring periodic travels.
Job-Specific Minimum Requirements:
Active TS/SCI clearance is required.
Bachelor’s degree in Cyber Security, Information Technology, Computer Science, or related field.
Must be able to report on-site in San Antonio, TX up to five days per week based on customer requirements.
IAT Level II certification required.
5 years experience with DoD cybersecurity policies and frameworks (RMF, NIST, ISO 27001, CIS Controls, DISA STIGs).
5 years experience with security technologies (firewalls, IDS/IPS, SIEM, endpoint protection).
5 years experience securing network protocols, operating systems, and databases.
5 years experience scripting for automation and reporting (Python, PowerShell, or Bash).
Preferred Skills and Qualifications:
Certified Information Systems Security Professional (CISSP).
Certified Ethical Hacker (CEH).
Certified Information Security Manager (CISM).
Offensive Security Certified Professional (OSCP) IAT Level III.
Experience supporting DoD DevSecOps environments.
Experience supporting accredited classified systems.
Experience performing incident response and forensic analysis.
#USCYBERCOM #techjobs #clearance #veteransPage
Minimum Requirements
TCS051, T3, Band 6
EEO Statement
Maximus is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics.
Pay Transparency
Maximus compensation is based on various factors including but not limited to job location, a candidate’s education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. Annual salary is just one component of Maximus’s total compensation package. Other rewards may include short- and long-term incentives as well as program-specific awards. Additionally, Maximus provides a variety of benefits to employees, including health insurance coverage, life and disability insurance, a retirement savings plan, paid holidays and paid time off. Compensation ranges may differ based on contract value but will be commensurate with job duties and relevant work experience. An applicant’s salary history will not be used in determining compensation. Maximus will comply with regulatory minimum wage rates and exempt salary thresholds in all instances.
Accommodations
Maximus provides reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment. If you require assistance at any stage of the employment process—including accessing job postings, completing assessments, or participating in interviews,—please contact People Operations at applicantaccom@maximus.com.
Minimum Salary
$
125,000.00
Maximum Salary
$
144,000.00
Description
Seeking an experienced Senior Systems Engineer specializing in network systems to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in designing, implementing, and maintaining complex network infrastructures, and must hold an active TS/SCI clearance with Polygraph.
Key Responsibilities:
Required Qualifications:
Preferred Skills:
EC-DAS
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.
April 20, 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 $107,900.00 - $195,050.00
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
Seeking an experienced Senior Systems Engineer specializing in network systems to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in designing, implementing, and maintaining complex network infrastructures, and must hold an active TS/SCI clearance with Polygraph.
Key Responsibilities:
Required Qualifications:
Preferred Skills:
EC-DAS
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.
April 20, 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 $107,900.00 - $195,050.00
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
Seeking an experienced Senior Systems Engineer specializing in network systems to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in designing, implementing, and maintaining complex network infrastructures, and must hold an active TS/SCI clearance with Polygraph.
Key Responsibilities:
Required Qualifications:
Preferred Skills:
EC-DAS
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.
April 20, 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 $107,900.00 - $195,050.00
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
Seeking an experienced Senior Systems Engineer specializing in network systems to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in designing, implementing, and maintaining complex network infrastructures, and must hold an active TS/SCI clearance with Polygraph.
Key Responsibilities:
Required Qualifications:
Preferred Skills:
EC-DAS
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.
April 20, 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 $107,900.00 - $195,050.00
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
Seeking an experienced Senior Systems Engineer specializing in network systems to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in designing, implementing, and maintaining complex network infrastructures, and must hold an active TS/SCI clearance with Polygraph.
Key Responsibilities:
Required Qualifications:
Preferred Skills:
EC-DAS
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.
April 20, 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 $107,900.00 - $195,050.00
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.
The Opportunity:
We’re looking for an infrastructure engineer who can configure new physical and virtual desktop infrastructure environments, maintain existing system components, and optimize the system for future development. You can configure cru cia l components within the architecture that delivers the needed features to our user base and help customers overcome tough challenges through monitoring and performance management. You can identify problem areas and opportunities for improvement in a mission critical network. You will gain experience in various cloud computing technologies, including VM war e VDI, VM war e Horizon, Windows Hyper-V, Windows Active Directory management, System Center Configuration Manager, Exchange Server, Cisco ASA firewalls, routers, and switches, Dell and HP rack servers, UNIX Solaris operating system, SUSE Linux, and Windows Server 2016.
This role is built for someone who thrives on complexity, emb race s innovation, and understands the responsibility of supporting systems that must operate flawlessly. If you’re driven by purpose, energized by hard problems, and ready to build solutions that make a measurable difference in space mission success, we want to meet you.
Join us. The world can’t wait.
You Have:
Nice If You Have:
Clearance:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information ; Secret clearance 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 $86,800.00 to $198,000.00 (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 hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. 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.
Candidate AI Usage Policy
AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.
Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.
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
Looking for an opportunity to make an impact?
At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
Your greatest work is ahead!
Leidos’ Defense Uncrewed Systems Integration and Test is seeking a motivated and ambitious UAS Test Engineer to join the Software, Simulation, Systems Engineering and Integration Directorate (S3I) Joint Technology Center – Systems Integration Lab (JSIL) Technology and Certification Center. This position conducts comprehensive examinations to verify the functionality and performance of structures, as well as assessments and evaluations of products, systems, or processes to verify performance, reliability, and compliance with specifications.
If this sounds like the kind of environment where you can thrive, keep reading!
Leidos Defense provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!
Are you ready to make an impact? Share your resume with us today!
Primary Responsibilities
Basic Qualifications
Preferred Qualifications
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.
April 16, 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 $59,150.00 - $106,925.00
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.
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Overview The Las Vegas, NV office of Lewis Brisbois, a full-service AmLaw 100 firm, is actively seeking an experienced Senior Systems Engineer who will report to the Chief Information Officer. The Senior Systems Engineer plays a critical role in designing, implementing, and maintaining complex IT infrastructure to meet organizational needs. This individual is responsible for overseeing system architecture, ensuring system performance, and driving scalability and security enhancements. They collaborate closely with cross-functional teams to integrate new technologies, troubleshoot advanced technical issues, and optimize system operations. We offer competitive compensation and in addition, Lewis Brisbois offers a range of benefits including medical, dental, vision, life insurance, 401k with employer match, as well as sick and vacation time. We also offer excellent opportunities for growth and advancement while working with a collaborative team. Responsibilities The following list of essential functions is not exhaustive and other duties may be assigned in addition to those listed. The items listed are considered daily functions associated with this position. Microsoft Infrastructure Design and Deployment : Architect and implement solutions using Microsoft technologies such as Windows Server, Active Directory, and Azure cloud services to meet organizational needs. Azure Cloud Integration : Develop and manage cloud-based infrastructure and services using Microsoft Azure, including virtual machines, networking, and storage solutions. Microsoft 365 Administration : Oversee and support Microsoft 365 services (Exchange Online, SharePoint, Teams, etc.) to ensure seamless collaboration and productivity across the organization. Windows Server Management : Configure, maintain, and troubleshoot Windows Server environments, ensuring system performance, reliability, and scalability. Active Directory and Identity Management : Manage Active Directory, Group Policies, and identity solutions such as Azure AD, including implementing Single Sign-On (SSO) and Multi-Factor Authentication (MFA). System Security and Compliance : Enhance security by implementing Microsoft Defender for Endpoint, Azure Security Center, and other Microsoft security tools. Ensure compliance with industry standards and best practices. Automation and Scripting : Leverage PowerShell and other scripting tools to automate routine tasks, manage system configurations, and streamline processes. Hybrid Environments : Design and manage hybrid cloud environments, integrating on-premises systems with Azure and other cloud services. Collaboration with Teams : Work closely with cross-functional teams to integrate Microsoft-based solutions and resolve complex technical challenges. Documentation and Best Practices : Create and maintain detailed documentation for Microsoft environments, system processes, and technology road maps, ensuring alignment with best practices. KNOWLEDGE, SKILLS AND ABILITIES: Proficiency in scripting and automation tools such as PowerShell. Hands-on experience with system performance tuning, security, and compliance. Knowledge of Microsoft 365 tools and administration. EDUCATION AND EXPERIENCE: Bachelor's Degree : A degree in Computer Science, Information Technology, Electrical Engineering is strongly preferred 5+ Years : Proven professional experience in system engineering or IT roles, with a strong background in Microsoft technologies (Azure, Windows Server, Active Directory, etc.). Preferably in a legal services environment Experience designing and managing complex IT environments, including on-premises, cloud-based, and hybrid setups. Lewis Brisbois is not accepting search firm submissions for this position. Qualifications #LI-HYBRID #LI-AR1 Minimum Salary Maximum Salary
MANTECH seeks a motivated, career and customer-oriented Senior Principal Cloud Engineer to join our team in Chantilly, VA.
The Senior Principal Cloud Engineer will leverage their strong technical background and knowledge to design, implement, and manage secure cloud infrastructures in support of mission-critical operations, with a strong focus on security monitoring and threat detection. This role supports complex cloud environments by leveraging modern DevOps tools and practices, collaborating across teams to solve technical challenges.
Responsibilities include but are not limited to:
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ManTech International is seeking a Windows System Administrator to support mission‑critical Information Technology operations within our Defense & Aerospace programs. In this role, you will help ensure the availability, performance, and security of Windows‑based systems that enable national security missions across the U.S. intelligence community, Department of Defense, and other federal agencies. As a key member of our IT team, you will install, configure, and maintain Windows Server operating systems and core Microsoft services, including Active Directory, Group Policy, DNS, and DHCP, in both classified and unclassified environments. You will monitor system health, troubleshoot complex issues, and perform root‑cause analysis to sustain high system uptime and reliable performance for users and mission applications. Working closely with cyber security engineers, you will implement and maintain secure baselines in accordance with Department of Defense and federal security policies, including DISA STIGs and related hardening guidelines. You will apply patches and updates, manage access controls, support audit and accreditation activities, and contribute to the overall security posture of ManTech’s critical systems. Automation using PowerShell and other tools will be a core part of your responsibilities, helping streamline repetitive tasks and enforce consistent configurations. This position operates within ManTech’s culture of innovation, integrity, and respect for individual contributions. You will collaborate with network, cyber, and application teams to design and deliver resilient, scalable Windows solutions that support advanced cyber security and defense missions. You will also create and maintain documentation, standard operating procedures, and configuration records to support compliance, continuity, and knowledge sharing across the team. The ideal candidate brings solid Windows administration experience in a secure or regulated environment, strong troubleshooting skills, and familiarity with cyber security principles and DoD or federal standards. Relevant certifications such as Microsoft, CompTIA Security+, or DoD 8570 baseline credentials are highly valued. In joining ManTech, you will have the opportunity to support the development and protection of cutting‑edge national security systems while advancing your technical career in a dynamic, mission‑driven environment.