• Principal Linux Systems Administrator

    RTX Corporation (Aurora, CO)
    …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:** TS/SCI with CI Poly - Current At Raytheon, the foundation of… more
    RTX Corporation (12/29/25)
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  • Network Administrator SME

    GovCIO (Kearneysville, WV)
    …a **Network Administrator ** **(SME)** to support our US Coast Guard program . This hybrid role is based in Kearneysville, WV, with significant on-site presence ... firewalls, TACLANEs, and encryption devices, ensuring compliance with DoD and DISA security standards + Implement and enforce security configurations and… more
    GovCIO (12/19/25)
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  • Systems Administrator

    KBR (Honolulu County, HI)
    security policies, relevant legal and regulatory requirements, and TRMC cyber security program implementation plans in accordance with TRMC directives and ... Systems Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to… more
    KBR (12/04/25)
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  • Principal Storage & Data Protection System…

    RTX Corporation (Marlborough, MA)
    …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:** Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/05/25)
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  • Sr. Linux System Administrator

    RTX Corporation (Andover, MA)
    …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:** Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (01/08/26)
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  • Sr. Systems Administrator

    RTX Corporation (Tucson, AZ)
    …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:** Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/29/25)
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  • Unix Systems Administrator

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    …Services (Hardware & Software). - Installs and executes the Secure Readiness Review program and implements system security controls as required. Reviews DISA's ... Title: UNIX SYSTEMS ADMINISTRATOR Location: United States-Virginia-Virginia Beach Job Number: 250000Q4...and VIO servers deploying and testing OS LVM HACMP security patching virus updates and performance tuning. Duties and… more
    Navy Exchange Services (NEX) (12/22/25)
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  • Cybersecurity System Administrator - DMV

    M. C. Dean (District Of Columbia, DC)
    Overview MC Dean is seeking a highly skilled **Cybersecurity System Administrator ** to support a secure operational technology environment by integrating advanced ... and incident logs. **Cybersecurity Operations** + Serve as the **Information System Security Manager (ISSM)** for all assigned systems. + Monitor networks for… more
    M. C. Dean (11/26/25)
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  • Network/System Administrator (Net/Sys…

    General Dynamics Information Technology (Colorado Springs, CO)
    …experience **US Citizenship Required:** Yes **Job Description:** **Network/System Administrator I** **COLORADO SPRINGS, COLORADO** **The primary function will ... for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.** **Performance shall include:** **Thorough knowledge of… more
    General Dynamics Information Technology (11/04/25)
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  • System Administrator , High Performance…

    RTX Corporation (Tucson, AZ)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current **System Administrator , High Performance Computing (HPC) ... 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 (10/24/25)
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