• System Administrator

    KBR (Colorado Springs, CO)
    Title: System Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... our national security. KBR, is seeking a highly motivated Systems Administrator to join us in supporting...Excellent oral and written communication skills Desired: + Linux System Administrator + DevSecOps + Risk Management… more
    KBR (11/20/25)
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  • Linux System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator (Senior-Level) to join our team at Aberdeen Proving Ground, MD. ... DoD Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator (Senior-Level) will be responsible for the installation,… more
    Link Solutions Inc (10/08/25)
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  • System Administrator

    Exeter Government Services, LLC (Nellis Air Force Base, NV)
    System Administrator Exeter Government Services is seeking a System Administrator to work on-site. This work to provide primary System ... 363 ISRW in support of Air Force requirements. The administrator is responsible for all Site-wide JWICS Command, Control,...JAVA, NOTAMS, and TCNO patches for the AF JWICS Enterprise . Responsibilities include: . Work directly with users at… more
    Exeter Government Services, LLC (11/10/25)
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  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …tough, meaningful problems that create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an ... its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based...clearance. + Security+ DoD 8570 certification or higher. + System administration across Linux systems . + Experience… more
    RTX Corporation (11/15/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Who We Are Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator to support a Modeling, Simulation, and Training team at the ... desired. + Experience in Joint Simulation Environment (JSE) preferably as a System Administrator , desired. Physical Requirements Office, industrial, or shipboard… more
    Huntington Ingalls Industries (10/08/25)
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  • System Administrator

    Arena Technical Resources, LLC (Charleston, SC)
    System Administrator Location: Charleston, SC, US Job ID: ATR 17732 Job Description System Administrator Location: N. Charleston SC Clearance:Top Secret ... Summary We are seeking a highly motivated and experienced System Administrator to support a dynamic team...dynamic team of .NET Web Application Developers working on enterprise -level solutions. The ideal candidate will have a strong… more
    Arena Technical Resources, LLC (11/16/25)
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  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …Office reporting through the Digital Modernization sector, is seeking an early career ** System Administrator ** to join our team. In this role, you'll play ... employees by encouraging career growth and movement across the enterprise . We view career development as a partnership between...Degree** and a minimum of two 2 years of System Administrator experience. + **Current Secret clearance**… more
    Leidos (11/06/25)
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  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …Office, reporting through our Digital Modernization sector, is looking for a skilled ** System Administrator ** to join our team. In this role, you'll play ... employees by encouraging career growth and movement across the enterprise . We view career development as a partnership between...of degree. + Minimum of 3+ years of direct System Administrator experience. + **Active Secret clearance**… more
    Leidos (10/30/25)
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  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …Modernization Sector, within our Corporate Information Security Office is seeking a skilled System Administrator to join our team. In this role, you'll play ... and workstations. **Required Qualifications:** + Bachelor's Degree and 8+ years of System Administrator experience, Associate Degree and 10+ or Master's and… more
    Leidos (10/16/25)
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  • Cybersecurity System Administrator

    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 ... ** System Administration Duties** + Install, configure, upgrade, and maintain enterprise systems including: + Windows Server 2019/2022, Windows 10, RHEL… more
    M. C. Dean (08/27/25)
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