• Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) - a cutting edge team within Lockheed Martin's Advanced Technology ... multiple engineering and scientific disciplines\. What You Will Be Doing: As the Systems Administrator you will be responsible for delivering reliable, secure,… more
    Lockheed Martin (10/22/25)
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  • (DoD SkillBridge), RC-135 Mission Systems

    L3Harris (Offutt AFB, NE)
    …and cyber domains in the interest of national security. Job Title: RC-135 Mission Systems Computer Systems Administrator Job Code: 28214 Job Location: Offutt ... CONTINUOUS DAYS OF ACTIVE SERVICE. Job Description: L3Harris is seeking an RC-135 Mission Systems Computer Systems Administrator (CSA) for our location at… more
    L3Harris (09/19/25)
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  • Cyber Range Linux Systems

    Adapt Forward (North Charleston, SC)
    …administration in Test & Evaluation environment * Strong familiarity with Linux systems from a system administrator viewpoint, including related systems ... and deliver results to increase the cyber resiliency of our nation's weapon systems . We're seeking a Range Operations Staffer with flexible skillsets who enjoys… more
    Adapt Forward (10/08/25)
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  • Systems Administrator (IT Program…

    Nightwing (Annapolis Junction, MD)
    …and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified program networks in a ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/22/25)
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  • Sr. Linux Systems Administrator

    RTX Corporation (Richardson, TX)
    …You Will Do:** + You will be supporting a Raytheon program in a classified environment as a **Sr. Linux System Administrator ** . Responsibilities include ... supporting program execution. We support critical programs with unclassified, classified , and proprietary information system capabilities and create end-to-end… more
    RTX Corporation (11/19/25)
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  • Systems Administrator 3

    Huntington Ingalls Industries (Wright Patterson AFB, OH)
    …Huntington Ingalls Industries, Technical Solutions Division (HII-TSD) is currently seeking a Systems Administrator . The ideal candidate works well in an agile, ... Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare … more
    Huntington Ingalls Industries (09/25/25)
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  • System Administrator

    BAE Systems (Kula, HI)
    **Job Description** BAE Systems is seeking a full-time System Administrator to join our team supporting the Ground-Based Electro-Optical Deep Space Surveillance ... sensors, mission communications venues, data processing and sensor temperature/climate control systems , and all sites sensor and dome drive apparatus. Monitors and… more
    BAE Systems (11/08/25)
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  • TSSCI Systems Administrator (Level…

    Insight Global (Louisville, CO)
    …An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 2) to join their growing classified IT team. In this role, ... you will support a variety of classified programs and infrastructure to support those programs. You...responsible for provisioning, installation and configuration, and maintenance of systems hardware and software. Their environment is a mix… more
    Insight Global (11/22/25)
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  • Senior Systems Administrator (Active…

    ICF (Huntsville, AL)
    …who will be a key driver to make this happen. We are seeking a skilled ** Systems Administrator ** to support daily operations of IT systems for a government ... program, ensuring stability, security, and compliance across infrastructure components. The Systems Administrator will be responsible for maintaining servers,… more
    ICF (10/09/25)
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  • CSfC Systems Administrator

    CACI International (Fort Bragg, NC)
    CSfC Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... Travel: Local * * * **The Opportunity:** We are seeking a well rounded Systems Administrator with Systems , Network and Security operations experience.… more
    CACI International (09/27/25)
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