• Sr Windows Administrator

    RTX Corporation (El Segundo, CA)
    …resolve technical problems of moderate to high scope and complexity to include the integration of hardware and operating systems (OS). + Work with Cybersecurity ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/24/25)
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  • Sr. Engineering Technician

    Serco (San Diego, CA)
    …support encompasses Enterprise Information Systems (EIS), Information Technology (IT) systems , Electronic Security Systems (ESS), and other electronic ... systems and components and their implementation pertaining to DoD Electronic Security Systems + Knowledge of requirements for completing all logistics… more
    Serco (01/15/26)
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  • Engineer V

    General Atomics (Poway, CA)
    …Linux [KVM], Windows [Hyper-V] and Docker [Containers].) + Experience with Cyber Security hardening of Windows and Linux Operating Systems , Automation, Scripting ... **48611BR** **Company:** General Atomics Aeronautical Systems **Job Summary:** General Atomics Aeronautical Systems , Inc. (GA-ASI), an affiliate of General… more
    General Atomics (12/22/25)
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  • Journeyman Network Engineer

    V2X (El Segundo, CA)
    systems . The Journeyman Network Engineer supports projects involving the integration of switches, routers, firewalls, wireless systems , and structured ... battlefield. We bring 120 years of successful mission support to improve security , streamline logistics, and enhance readiness. Aligned around a shared purpose, our… more
    V2X (12/04/25)
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  • Senior Mechanical Engineer - Radar & Sensors

    RTX Corporation (Fullerton, CA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...multiple defense products including radars, missiles, command and control systems , and naval electronics. The products support US Government… more
    RTX Corporation (01/14/26)
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  • Principal Mechanical Engineer - Radar and Sensors

    RTX Corporation (Fullerton, CA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...multiple defense products including radars, missiles, command and control systems , and naval electronics. The products support US Government… more
    RTX Corporation (01/14/26)
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  • Senior Directory Services Engineer

    Ryder System (Sacramento, CA)
    …issues related to authentication, replication, trusts, or integration with enterprise systems . + Partners with networking and security teams to ensure ... expertise with strategic oversight to ensure the stability, scalability, and security of directory platforms across multiple environments and entities. The role… more
    Ryder System (12/01/25)
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  • Senior Staff Infrastructure Engineer

    Zscaler (San Jose, CA)
    …Zscaler is a pioneer and global leader in zero trust security . The world's largest businesses, critical infrastructure organizations, and government agencies ... shape the future of cybersecurity. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than… more
    Zscaler (11/26/25)
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  • Core Infrastructure System Administrator (System…

    M. C. Dean (Fremont, CA)
    …and innovative power and technology solutions through engineering expertise and smart systems integration . **Why Join Us?** Our people are passionate about ... technologies related to access control, intrusion detection, emergency, video, and other security systems . + Document daily functions and troubleshooting process… more
    M. C. Dean (12/19/25)
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  • Principal Software Engineer - Embedded Linux…

    RTX Corporation (El Segundo, CA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret Joining Collins Aerospace isn't just about… more
    RTX Corporation (12/17/25)
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