• Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …support efforts with new project needs and risk management requirements. + Ensure systems meet ARL performance, security , and reliability standards. + Install, ... Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance...oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Network Administrator (Network…

    Huntington Ingalls Industries (Albuquerque, NM)
    …network administration, troubleshooting complex issues, and ensuring the performance, availability, and security of our network systems . What You Will Do * ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $88,834.00 - $140,000.00 Security Clearance: Top Secret Level of Experience: Senior This opportunity… more
    Huntington Ingalls Industries (11/15/25)
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  • System Administrator

    ManTech (Bremerton, WA)
    **MANTECH** seeks a motivated, career, and customer-oriented ** Systems Administrator ** to join our team at the Puget Sound Naval Shipyard in **Bremerton, ... for various Windows and Linux-based technologies, ensuring the stability, security , and efficiency of our systems while...and be willing and able to obtain a Top-Secret security clearance ** Physical Requirements:** + Ability to… more
    ManTech (12/06/25)
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  • System Administrator

    ManTech (Virginia Beach, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Systems Administrator ** to join our team in **Virginia Beach, VA.** This is an **onsite** position. ... As a Systems Administrator you will provide direct support... Clearance Requirements:** + Must have current/active DoD Secret security clearance ** Physical Requirements:** + The person… more
    ManTech (12/06/25)
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  • System Administrator

    The Boeing Company (Hazelwood, MO)
    …of industry experience designing, implementing, training, and supporting logistics information systems . A career with the Tapestry Solutions team brings the best ... Solutions, a part of Boeing Global Services BGS, is seeking a **System Administrator ** in **Hazelwood, MO** . This position will be responsible for managing and… more
    The Boeing Company (12/11/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …in CONUS and OCONUS locations. The candidate will be responsible for ensuring the security and integrity of IT systems by running their Endpoint Security ... Defender. Administrator will also be responsible in applying Security Technical Implementation Guides (STIGs), managing system patches, and overseeing… more
    Leidos (12/03/25)
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  • Linux Systems Administrator / Secret…

    Lockheed Martin (Huntsville, AL)
    …Space IT systems are managed, controlled and compliant with the Security Technical Implementation Guide \(STIG\) and the Risk Management Framework \(RMF\)\. If ... decommissioning of Linux Workstations, servers, network switches, virtual servers, physical servers, client workstations and network\-attached storage equipment\. Application… more
    Lockheed Martin (11/20/25)
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  • Plant Control Systems Administrator

    Dairyland Power Cooperative (Alma, WI)
    …**Licenses and Certifications:** Certifications related to computer-based control and network systems desirable. ** Physical Demands** : Requires fine motor ... We've worked hard to ensure alignment between our culture and our processes and systems , learning and development and rewards and recognition programs. As a team, we… more
    Dairyland Power Cooperative (12/16/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of ... for acceptable performance and user accessibility, establish back-ups, and monitor systems security . - Troubleshoot and resolve complex storage problems across… more
    Nightwing (11/26/25)
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  • Principal Support Administrator

    Patriot Group International, Inc (Chantilly, VA)
    Principal Support Administrator Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph Shift: M-F 9A-5P Patriot ... offers an unrivaled hybrid of specialized services by combining security and risk management disciplines with a special operations...perspective. We are looking to hire a Principal Support Administrator to join our team in the Northern Virginia… more
    Patriot Group International, Inc (12/17/25)
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