• Network/Systems Administrator 2 (Desktop…

    GovCIO (Washington, DC)
    **Overview** The System Administrator (SA) is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and ... user environment and shared resources in general in accordance with applicable security best practices and optimal resource accessibility. + Primary resource for… more
    GovCIO (12/05/25)
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  • Production Service Systems Administrator II…

    Oracle (Carson City, NV)
    …& Analytics solutions within Veterans Affairs healthcare environments. As a System Administrator on our Forward Deploy team, you will take a consultative approach ... individuals with experience in a variety of technologies including Linux, Windows and server hardware experience. This position involves roughly **70% travel**… more
    Oracle (11/25/25)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    Geospatial Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... include ArcGIS, ArcGIS Server, SOCET GXP, OpenGeo Software Suite, Microsoft Windows Server, Microsoft Active Directory, NetApp Storage Solutions, VMWare, and Linux… more
    CACI International (10/28/25)
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  • MAF DMO Systems Administrator

    Huntington Ingalls Industries (Orlando, FL)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $76,145.00 - $110,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides ... with Global Security (GS). Mission Technologies' Global Security (GS)...of Huntington Ingalls Industries, is seeking a skilled Systems Administrator to support the Mobility Air Forces Distributed Mission… more
    Huntington Ingalls Industries (01/10/26)
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  • Network/Systems Administrator

    Argonne National Laboratory (Lemont, IL)
    Argonne has an opportunity to serve as the System Administrator of the classified National Security Systems (NSS) for the Security Programs Facility (SPF). ... Develop, integrate, deploy and maintain other security related applications with a focus of centralization and...software upgrades. + Experience with the administration of common Windows Server Domain Services such as Active Directory, DNS,… more
    Argonne National Laboratory (11/22/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …date. US citizenship is required, as only US citizens are eligible for a security clearance. + Must have Windows or Linux experience systems administration ... 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 (12/29/25)
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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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  • Junior System Administrator

    Tyto Athene (Wright Patterson AFB, OH)
    …Tyto Athene is searching for a detail-oriented and proactive mid level **System Administrator ** to join our team. The ideal candidate will have 3-5 years of ... experience in system administration and possess a Security + certification or an equivalent industry-recognized certification in cybersecurity or system… more
    Tyto Athene (01/03/26)
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  • Sr. Linux Systems Administrator

    RTX Corporation (Tewksbury, 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...+ Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Work… more
    RTX Corporation (01/07/26)
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  • 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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