• Principal Software Engineer

    Lockheed Martin (Hanover, MD)
    …provide life\-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection\. * You will modernize and sustain capabilities to include ... professionals interested in a variety of responsibilities including; * Software development / * Software engineering For a complete list that changes weekly, use… more
    Lockheed Martin (10/10/25)
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  • Technical Fellow Senior Principal III…

    BAE Systems (Boulder, CO)
    **Job Description** The SIGINT Mission Chief Engineer (MCE) serves as the principal technical authority, responsible for leading a cross-functional team and ... be available based on position level and/or job specifics. **Technical Fellow Senior Principal III SIGINT Mission Chief Engineer ** **115754BR** EEO Career… more
    BAE Systems (09/12/25)
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  • Senior Principal Software

    RTX Corporation (Anaheim, CA)
    …by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal Software Engineer ** with deep expertise in Global Navigation ... and navigation systems. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the US...balance. We are seeking an innovative and mission-driven **Senior Principal Software Engineer ** with deep… more
    RTX Corporation (10/07/25)
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  • Systems Test Engineer / Principal

    Northrop Grumman (Chantilly, VA)
    …**Northrop Grumman Mission Systems** is seeking a candidate to fill a **Systems Test Engineer / Principal Systems Test Engineer ** position. This position ... test kits. This requisition may be filled at either the **Systems** **Test Engineer ** or ** Principal ** **Systems** **Test Engineer ** level. **Basic… more
    Northrop Grumman (10/23/25)
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  • Principal Software Engineer

    RTX Corporation (San Jose, CA)
    …flexibility at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal Software Engineer ** who strives for excellence and have ... of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the US...Participate in the requirements, design, development and testing of software to include development of new work products or… more
    RTX Corporation (09/27/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... more. **Join us and make a difference in National Security!** **Job Description** As a Software Engineer on this program, you will have the opportunity to build… more
    Leidos (10/31/25)
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  • Principal Kubernetes Software

    Leidos (Columbia, MD)
    …and make a difference in National Security!** **Job Summary:** Our ideal Software Engineer will have expertise in Kubernetes containerization and orchestration. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal Kubernetes** **S** **oftware Engineer ** in our **National Security Sector's (NSS)… more
    Leidos (09/04/25)
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  • Senior Principal SEIT Engineer

    RTX Corporation (Anaheim, CA)
    …Managed by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal SEIT Engineer ** who strives for excellence and have a passion ... of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the US...while embracing integrity, innovation and work-life balance. The **Senior Principal SEIT Engineer ** will have a strong… more
    RTX Corporation (10/09/25)
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  • Principal Antenna Engineer

    SpaceX (Hawthorne, CA)
    Principal Antenna Engineer (Starshield) Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is ... the ultimate goal of enabling human life on Mars. PRINCIPAL ANTENNA ENGINEER (STARSHIELD) Starshield leverages SpaceX's...and RF front ends + Contribute to development of software and testing of digital beamforming systems to demonstrate… more
    SpaceX (10/02/25)
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  • Senior Principal II - Systems…

    BAE Systems (Hudson, NH)
    …of experience. + Currently holds Top Secret Clearance + RF, Radar, Electronic Warfare, SIGINT or Software Defined Radio experience + Experience with support at ... benefits, the employee assistance program, and business travel accident insurance. **Senior Principal II - Systems Engineer ** **117416BR** EEO Career Site Equal… more
    BAE Systems (10/18/25)
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