MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team in Aurora, CO.   In this role, you will develop 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 Manage the design, development, documentation, testing, and debugging of applications software and systems Apply expert knowledge of security concepts and network technologies Develop data queries for existing or proposed databases or data repositories Develop or implement algorithms to meet or exceed system performance and functional standards Minimum Qualifications: BS Degree in a technical discipline and 14+ years of technical work experience or High School Diploma and 18+ years of technical work experience Experience in Python or C/C++ programming Experience with troubleshooting and debugging complex systems 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 with leading the development of technical CNO solutions   Preferred Qualifications: Experience with programming in assembly languages Experience in software analysis or reverse engineering 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 50% of the time