• Tier 2 Systems Administrator

    CACI International (Springfield, VA)
    Tier 2 Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this...be responsible for maintaining and troubleshooting mission critical IT systems , supporting end users, and ensuring the security and… more
    CACI International (11/05/25)
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  • SIGINT Systems Administrator (Low…

    CACI International (Hampton, VA)
    SIGINT Systems Administrator (Low Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Employee Type: ... Travel: * * * CACI is seeking a SIGINT Systems Administrator to join the CACI team...at Langley AFB in Hampton, VA and have an active /current TS/SCI prior to hire. **Responsibilities:** + Manages/supports LBS… more
    CACI International (09/15/25)
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  • System Administrator

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for System Administrator with an active Secret clearance to manage and maintain Red Hat Linux servers, as well as ... new tasks and processes. * Manage user accounts via Active Directory * Manage Linux with Red...Linux servers * Assist in the application of systems analysis, techniques, and procedures * Create and install… more
    GovCIO (11/13/25)
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  • SAP NS2 Senior Cloud Engineer/ Systems

    SAP (Herndon, VA)
    …options for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** ** Active TS SCI with Polygraph Required** ... critical infrastructure customers. Must be a US Citizen with active TS/SC with Poly; NS2 does not offer Visa...have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for… more
    SAP (10/21/25)
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  • Technical Support Specialist ( Systems

    Huntington Ingalls Industries (Virginia Beach, VA)
    …its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures ... here for a short video: https://vimeo.com/732533072 Who We Are The System Administrator for the Navy Integrated Training Environment (NITE) plays a critical role… more
    Huntington Ingalls Industries (11/15/25)
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  • Systems Administrator 1

    Huntington Ingalls Industries (Suffolk, VA)
    …Mission Technologies, a division of Huntington Ingalls Industries, is looking for a Systems Administrator 1 to support the Joint Training Synthetic Environment ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (11/13/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support for common… more
    ManTech (08/20/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... one within 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk support… more
    ManTech (08/20/25)
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  • System Administrator

    CACI International (Chantilly, VA)
    Linux operating systems (eg Red Hat, Centos, Ubuntu, Fedora, Scientific Linux , Debian, Amazon L2 etc.). + Microsoft Active Directory + Microsoft Windows ... System Administrator Job Category: Information Technology Time Type: Full...Government customer. The ideal candidate will configure and maintain Linux -based servers, automate system processes, and ensure the reliability… more
    CACI International (10/24/25)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    …cloud and platform automation. + Monitoring and Maintenance + Install patches for Linux systems , and enterprise continuous monitoring applications such as Splunk ... * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands...Administer and maintain an existing an existing portfolio of linux systems include Rapid7 Nexpose Scanners, and… more
    CACI International (09/26/25)
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