• Systems Engineer

    ISYS Technologies (Sunnyvale, CA)
    …to the Federal Government. Whether the focus is on space exploration, national security , cyber security , or cutting-edge engineering applications, I2X is ... as needed to perform efforts. + Provision of support across the program information systems , including troubleshooting and remediation of issues. + Conduct safe… more
    ISYS Technologies (10/03/25)
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  • Systems Engineer Principal

    SAIC (San Diego, CA)
    …Compartmented Information (SCI) Networks. TACNET Sustainment Team seeking a Systems Engineer who will assist and lead various efforts and initiatives involving ... **Description** SAIC is seeking a **Principal Systems Engineer** to support the Tactical Networks (TACNET) Capabilities Based in Service Engineering Agent (CB-ISEA).… more
    SAIC (10/03/25)
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  • Principal Cybersecurity Engineer - ISSO (P4)

    RTX Corporation (Vandenberg AFB, CA)
    …create a safer, more secure world. Raytheon is looking for an individual to join the Cyber Security Engineering team for a **Principal Cyber Security ... perspective, to include vulnerability management, compliance management, database, and enterprise information security infrastructure. This is an onsite position… more
    RTX Corporation (09/23/25)
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  • Specialist, Systems Test Engineering

    L3Harris (Carlsbad, CA)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Specialist, Systems Test Engineer Job code: 29599 Job Location: ... Friday off Position Overview: We are seeking a highly skilled and motivated Systems Test Engineer to join our dynamic engineering team. The ideal candidate will… more
    L3Harris (10/08/25)
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  • Systems Engineers

    SAIC (El Segundo, CA)
    **Description** SAIC's Horizon program is seeking ** Systems Engineers with varying levels of experience and backgrounds** to support the US Space Forces mission of ... delivering warfighter capability via the Space Systems Command's Space Domain Awareness and Combat Power and...and/or DevOps development processes. + Must have an in-scope security background investigation (T5 or SSBI), adjudicated for SCI… more
    SAIC (08/07/25)
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  • Principal Autonomy and Resilient Systems

    Leidos (San Diego, CA)
    … Scientist with a technical vision and hands-on knowledge of mission-focused systems ? The Leidos Innovations Center's newly established Information and Data ... art while addressing long-term problems of importance to national security such as embedded systems . + Develop...sensors, or Internet of Things, fusing data collected from cyber and physical systems to develop novel… more
    Leidos (07/19/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    …+ CE certification * Bachelor's Degree in a Technical Field * 5 years of cyber security experience * ≥3 years experience in each: COMINT, DCGS, and SIGINT ... SIGINT Systems Administrator Job Category: Information Technology...be at the forefront of maintaining and optimizing SIGINT systems , ensuring their seamless operation and security .… more
    CACI International (08/20/25)
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  • UNIX Systems Engineer

    GovCIO (Sacramento, CA)
    …assigned tasks. + 3+ yrs experience in patch management with understanding how toapply security updates to systems via YUM and RPM. + 3+ yrs experience ... **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and...hardening of the servers and reporting of the overall security and operational status. The position will also recommend… more
    GovCIO (09/24/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (El Segundo, CA)
    … engineering in support of command, control, communications, computers, cyber -defense, combat systems , military satellite communications, positioning, navigation ... Systems Engineer, Senior The Opportunity: Are you looking...with big-picture thinking to make an impact on national security ? You understand your customer's environment and how to… more
    BOOZ, ALLEN & HAMILTON, INC. (09/17/25)
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  • Systems Engineer - Communications…

    General Atomics (Poway, CA)
    …with IP networking technologies and protocols + Experience with related DoD Cyber Security requirements and Cross Domain Solutions + Proficiency decomposing ... General Atomics Aeronautical Systems , Inc. (GA-ASI), an affiliate of General Atomics,...aircraft + Ability to obtain and maintain a DoD security clearance is required. + Ability to hold a… more
    General Atomics (09/11/25)
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