• Sr. Software Engineer , C++ (Starshield)

    SpaceX (Hawthorne, CA)
    …the software they create, including development, testing, and operational support. An active Top Secret security clearance, or ability to obtain one, is desired ... Sr. Software Engineer , C++ (Starshield) Hawthorne, CA Apply SpaceX was...is building highly reliable in-space mesh networks, designing secure systems to guarantee access to space, designing next-gen communication… more
    SpaceX (08/13/25)
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  • Software Engineer Senior Staff (Skunk…

    Lockheed Martin (Palmdale, CA)
    …government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation or CV date within 5 years **Other ... You Will Be Doing** As the Senior Staff software engineer you will lead the air vehicle simulations team...in end\-to\-end integration activities including a multitude of host systems , such as live assets of varying capability and… more
    Lockheed Martin (08/09/25)
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  • Sr Engineer -Pub SEC

    Lumen (Sacramento, CA)
    …Main Responsibilities** + This position requires the ability to obtain and hold a Top Secret /SCI clearance required. + At least 50% travel will be required. ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...future. **The Role** This position is for a Field Engineer (SR Engineer -PUB SEC) that will perform… more
    Lumen (08/08/25)
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  • Senior Operational Test and Evaluation…

    Spectrum Comm Inc (Edwards, CA)
    …clearance level is dependent upon position and project assignment and may include Top Secret clearance and NATO endorsements; plus, selected hires must be ... measurement of test objectives. frequently interacts with supervisors, test directors, system program offices, DOT&E, outside customers, and other DoD agencies. +… more
    Spectrum Comm Inc (06/03/25)
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  • Test & Evaluation (T&E) Engineer /Analyst

    Spectrum Comm Inc (Edwards, CA)
    …required clearance level is dependent upon position and project assignment, and may include: Secret , Top Secret , and NATO endorsements; plus, selected hires ... in Kern, CA. Key Roles and Responsibilities As an Engineer /Analyst you will advise and assist our customer with...the specific position, along with experience within the DoD systems acquisition enterprise (DoDD 5000.01 and the Adaptive Acquisition… more
    Spectrum Comm Inc (08/19/25)
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  • Software Engineer -Developer (Experienced…

    The Boeing Company (El Segundo, CA)
    …on candidate eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required). (A US Security ... your future with us. The Boeing Company is looking for a **Software Engineer -Developer (Experienced, or Senior Level)** to join the National Systems Programs… more
    The Boeing Company (08/10/25)
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  • Senior Software Engineer , IRAD Product…

    General Atomics (Poway, CA)
    …49736 **Job Qualifications:** + US citizenship and ability to obtain and maintain a Top Secret security clearance with SCI eligibility, and willing to take a ... hours as required. PREFERRED SKILLS AND EXPERIENCE: + Candidates with an active Top Secret security clearance and SCI eligibility are strongly preferred. +… more
    General Atomics (06/06/25)
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  • Satellite Engineer (Experienced, Senior,…

    The Boeing Company (El Segundo, CA)
    …with us. Boeing Defense, Space & Security is seeking a **Satellite Engineer (Experienced, Senior, or Lead)** with technical knowledge, expertise, and leadership for ... Responsibilities:** + Develops, integrates and documents structural and interior payload system requirements to establish the system design. + Develops,… more
    The Boeing Company (08/17/25)
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  • Sr. Mechanical Engineer - Fullerton, CA…

    RTX Corporation (Fullerton, CA)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our ... of multiple defense products including radars, missiles, command and control systems , and naval electronics. The products support US Government and international… more
    RTX Corporation (08/19/25)
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  • Network Security Engineer

    GovCIO (Sacramento, CA)
    **Overview** GovCIO is currently hiring for a Network Security Engineer with an active Secret clearance to lead the architecture, engineering, integration, ... DEA approval. + Install, test, patch, and upgrade computer hardware and operating systems (Windows and Unix) in an enterprise environment. + Leverage tools such as… more
    GovCIO (08/02/25)
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