• Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... and together our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National… more
    General Dynamics Information Technology (01/05/26)
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  • Senior Linux Systems…

    General Dynamics Information Technology (Macdill AFB, FL)
    …TO SUCCEED Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator Senior must have: + Certification: Applicable DoD 8140 ... while you advance your career. Join GDIT as a ** Senior Linux Systems Administrator ** and...environments. + Strong experience building, deploying, and maintaining Linux server infrastructures. + Expertise in system performance… more
    General Dynamics Information Technology (12/18/25)
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  • Senior System Administrator

    Exeter Government Services, LLC (Huntsville, AL)
    Senior System Administrator Location: Huntsville, AL Required Clearance: Secret security clearance Required Certification(s): IAT Level II qualified, ... + The System Administrator should be familiar with Microsoft Windows operating systems , SQL server , and most recent versions of Microsoft Server as… more
    Exeter Government Services, LLC (11/26/25)
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  • Senior Datacenter Administrator

    BAE Systems (Vicksburg, MS)
    …Experience, & Skills** **Preferred Education, Experience, & Skills** + ServiceNow Certified System Administrator (CSA) and Certified Database Administrator ... enable our customers to achieve their missions. As a ** Senior Datacenter Administrator ** , you'll play a...ensuring high availability, performance, and reliability for all enterprise systems . This senior -level role involves not only… more
    BAE Systems (11/05/25)
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  • Senior HPC Systems…

    BAE Systems (Saratoga Springs, UT)
    …Other incentives may be available based on position level and/or job specifics. ** Senior HPC Systems Administrator ** **115107BR** EEO Career Site Equal ... support for implementation, troubleshooting and maintenance of Information Technology (IT) systems . Manages IT system infrastructure and any processes related… more
    BAE Systems (12/09/25)
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  • Senior Systems Administrator…

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator , Windows Location HI - Kaua'i Job Code 13575 # of openings 1 Apply Now ... Foundation Family of Companies (FOCs) is looking for a Senior Windows Systems Administrator Range...environment. This role requires deep technical expertise in Microsoft systems , leadership in secure system administration, and… more
    Alaka'ina Foundation Family of Companies (12/15/25)
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  • Senior Linux System…

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required:...or CompTIA Server + CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS, or ... Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux System Administrator is...standards. + Install, configure, and maintain software and operating systems . + Implement operating system enhancements for… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Senior Network and Computer Systems…

    NANA Regional Corporation (South Burlington, VT)
    We are seeking an experienced Senior Network and Computer Systems Administrator to lead the administration, security, and optimization of the USCIS ... + Microsoft Certified: Azure Administrator /Architect. + Red Hat Certified System Administrator (RHCSA). + VMware Certified Professional (VCP). + AWS… more
    NANA Regional Corporation (10/16/25)
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  • Senior System Administrator

    SAIC (Fort Belvoir, VA)
    **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers ... established IT policies and procedures. Continually monitors and tunes multiple systems to achieve optimum performance levels. Ensures workstation/ server data… more
    SAIC (11/19/25)
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  • Senior IT Systems…

    Neya Systems (Warrendale, PA)
    …This position is in person/hybrid in our Pittsburgh, PA office. We're looking for a ** Senior IT Systems Administrator ** to join our team. This successful ... years of relevant experience, with at least five (5) years of experience in a senior Linux Systems Administrator role, preferably in a high-tech or regulated… more
    Neya Systems (10/23/25)
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