• Senior Tier III Administrator

    General Dynamics Information Technology (Fort Meade, MD)
    …Required:** Yes **Job Description:** **GDIT is seeking a Senior Tier III Administrator to provide support to Defense Information Systems Agency (DISA) Global ... ** **MEANINGFUL WORK AND PERSONAL IMPACT** **As a Tier III Administrator , you will work closely with...ensure timely resolution.** **Process tickets received from the Tier II support desk to resolution and escalate appropriate tickets… more
    General Dynamics Information Technology (12/11/25)
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  • Mid-Level Tier III Administrator

    General Dynamics Information Technology (Fort Meade, MD)
    …Yes **Job Description:** **GDIT is seeking a Mid-Level Tier III Administrator to provide support to Defense Information Systems Agency (DISA) Global ... ** **MEANINGFUL WORK AND PERSONAL IMPACT** **As a Tier III Administrator , you will work closely with...clearance.** **Certification:** **CompTIA Security+ or similar for IAT Level II DoD 8570 certification** **Experience: 6** **+ years of… more
    General Dynamics Information Technology (12/11/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile ... with customers and IT infrastructure teams. As an on-site System Administrator , you will: + Capture, document,...and reduce manual effort. + Identify and resolve Tier II and Tier III issues related to… more
    BAE Systems (12/13/25)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile ... the customer and IT infrastructure teams. As an on-site System Administrator , you will: + Capture, document,...access requirements, and application virtualization components. + Provide Tier II and Tier III support for complex… more
    BAE Systems (12/04/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking a full-time on-site System Administrator at Washington Navy Yard supporting our work as a prime contractor on a ... Secret security clearance + A DoD 8570 IAT Level II or III certification + Or, have...be available based on position level and/or job specifics. ** System Administrator ** **119297BR** EEO Career Site Equal… more
    BAE Systems (12/16/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …our future and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system ... Administration experience + Maintain DoD 8570/8140 IAT Level II or III certification + Must be...as: + VMware Certified Professional (VCP) + RedHat Certified System Administrator /Engineer (RHCSA/RHCE) + Microsoft Certified: Windows… more
    BAE Systems (12/09/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    System Administrator Oakton, VA . Information...and Experience + Demonstrate directly related experience in Tier II and Tier III support. + 4+ ... IT Operations Support, Software Development, and Program Management. Job Title: System Administrator Location:Oakton, Virginia Clearance Level:Top Secret… more
    Chenega Corporation (11/12/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    …Linux System Administration support for the program. Along with meeting the System Administrator III LCAT requirements, the ideal candidate for this ... Principal System Administrator Location Annapolis Junction, MD...Mainframe Software: * Jes 3, TSO, IBM's Information Management Systems /Infoman, DOS Power, VTAM, IBM Netview, SAS PC Server… more
    DCCA (11/17/25)
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  • SPLUNK Administrator

    BAE Systems (Washington, DC)
    …compliance requirements for both classified and unclassified environments. As an on-site System Administrator , you will: + Install, configure, and maintain ... Systems is seeking an experienced full-time on-site SPLUNK Administrator at Washington Navy Yard to support our work...Secret security clearance + A DoD 8570 IAT Level II or III certification + Or, have… more
    BAE Systems (12/06/25)
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  • Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Systems Administrator to support our customer on the Nautical contract in the Arlington, VA ... CISSP, CISM, or equivalent advanced security certification + Red Hat Certified System Administrator (RHCSA) + Kubernetes certifications (CKA, CKAD) Physical… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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