• Senior Linux Systems

    General Dynamics Information Technology (Livermore, CA)
    …$10K Sign-on bonus **Job Summary:** We are seeking a highly skilled Senior Linux Systems Administrator . The role involves performing in-depth analysis ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Microsoft Server Operating Systems ,Microsoft Windows Environment **Certifications:**… more
    General Dynamics Information Technology (11/04/25)
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  • Senior Linux System Administrator

    BAE Systems (San Diego, CA)
    …BAE Systems . BAE Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and operational support for ... OU structure, and GPOs. + Install, configure, and maintain Linux -based servers and systems . + Configure, deploy,...years of experience with a degree) as a system administrator in a Linux OS environment. Direct… more
    BAE Systems (09/18/25)
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  • Endpoint Linux Systems

    US Tech Solutions (Milpitas, CA)
    …deploying security tools on Windows and Linux endpoints so that all endpoint systems are managed and in compliance with cyber policies in Milpitas, CA ... location. + This individual will be accountable for Windows endpoints, Linux endpoints in various Engineering Groups. + Responsibilities on the above systems more
    US Tech Solutions (10/17/25)
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  • Sr. Specialist, Systems

    L3Harris (Carlsbad, CA)
    cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Administrator Job Code: 29595 Job Location: Palm Bay, FL; or Carlsbad, ... security clearance. Preferred Additional Skills: + Strong knowledge of Windows and Linux operating systems , networking protocols, PowerShell, and security best… more
    L3Harris (10/05/25)
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  • Principal Cyber Systems Engineer

    Northrop Grumman (Edwards AFB, CA)
    …history. Northrop Grumman Aeronautics Systems has an opening for a **Principal Cyber Systems Engineer (Level 3)** to join our team of qualified, diverse ... out of **Edwards AFB, CA** . As a Principal Cyber Systems Engineer, you will be responsible...or equivalent). + Demonstrated experience in the managing operating systems , eg, (Windows Sever, desktop environments, Linux ,… more
    Northrop Grumman (11/05/25)
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  • Cyber Systems Security Engineer…

    Lockheed Martin (Palmdale, CA)
    **Description:** The Cyber Systems Security Engineer Staff will be responsible for leading a team of fellow engineers in the designing, assembly, integration, ... CCNA, and/or CCNP certification or equivalent * Red Hat Certified System Administrator or Linux \+ certification or equivalent\. * Experience with networking… more
    Lockheed Martin (10/10/25)
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  • Systems Security Administrator

    Insight Global (El Segundo, CA)
    …of the world's largest DoD and Intel contracting companies is seeking an System Administrator to support the Cyber and Compliance Teams to maintain company ... Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements - 6+ years System Administrator with both Windows and Linux servers -… more
    Insight Global (10/31/25)
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  • Senior Backup Engineer - Cyber Vault & Data…

    Ensono (Los Angeles, CA)
    …will be based in Washington DC/Virginia area._ We are seeking a seasoned L3 Cyber Vault Administrator to design, operate, and continuously improve our cyber ... Senior Backup Engineer - Cyber Vault & Data ProtectionRemote - United StatesJR012522...Excellence + Architect and maintain end-to-end backup/recovery for mission-critical systems ; define RPO/RTO per service tier and ensure continuous… more
    Ensono (11/01/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... CACI's team at Beale AFB, CA as a SIGINT Systems Administrator . This role offers a chance...Degree in a Technical Field * 5 years of cyber security experience * ≥3 years experience in each:… more
    CACI International (11/18/25)
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  • Systems Administrator - Multiple…

    Noblis (San Diego, CA)
    …in resolving accounts, recovery of data and maintaining security + Loading operating systems , including Windows, Solaris, Unix and Linux . + Develop active ... master's degree with 3+ years of experience providing technical support in operating systems (Windows, Linux ), networking, and security, along with experience in… more
    Noblis (09/18/25)
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