• Exchange Systems Administrator SME

    Leidos (Alexandria, VA)
    … Security + CE, GSEC, or higher). Specific "or higher" certifications for systems administrators include FITSP-O, GFACT, CASP+, CCNP Security , or CCSP. Come ... you can thrive, keep reading!** **The Mission** Leidos is seeking an Exchange System Administrator to support a large enterprise IT contract for the DOD. This role… more
    Leidos (07/23/25)
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  • Systems Administrator

    Leidos (Reston, VA)
    …energetic, cleared professional seeking a rewarding and challenging opportunity as a Systems Administrator dedicated to full time support of a Leidos ... to change and will thrive in a fast-paced, dynamic program environment. The administrator will be expected to perform advanced systems support to include… more
    Leidos (09/26/25)
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  • Systems Administrator /Site…

    CACI International (Fort Belvoir, VA)
    …**Responsibilities:** + Responsible for resolving IT hardware and software infrastructure (servers, network , security , etc.) issues using systems analysis ... Systems Administrator /Site Representative Job Category: Information...Analyze, troubleshoot, and resolve issues with IT infrastructure including systems , servers, storage, and network connectivity. +… more
    CACI International (08/29/25)
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  • DSS Systems Administrator

    General Dynamics Information Technology (Arlington, VA)
    …Service,IT Troubleshooting,Microsoft Windows,Ticketing Systems **Certifications:** CompTIA - Security + - CompTIA - CompTIA, CompTIA - Network + ... experience **US Citizenship Required:** Yes **Job Description:** **Mission:** A DSS Systems Administrator is responsible for providing Desktop Support Services… more
    General Dynamics Information Technology (09/26/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    …+ Interface control document (ICD) implementation and maintenance of government systems interconnects + Ensure Security compliance requirements + Provide ... **Description** The National Security Sector at Leidos is seeking a **Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This… more
    Leidos (07/29/25)
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  • Systems Administrator (Tier 2…

    William C Brown Inc (Springfield, VA)
    Systems Administrator (Tier 2 Desktop Support) EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration ... protected by law. Description WCBinc is looking for a Systems Administrator (Tier 2 Desktop Support) to...management of UDS deployed software and end user devices Network and locally attached printers Assist users in accessing… more
    William C Brown Inc (08/14/25)
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  • Systems Administrator 2 (Bluemont,…

    William C Brown Inc (Springfield, VA)
    Systems Administrator 2 (Bluemont, VA) EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for ... by law. Description WCBinc is looking for a Sr. Systems Administrator to provide support for implementation,...support of a Tier1/Tier2 CNDSP. + Able to obtain Security + Certification within 6 months of arrival Position Requirements… more
    William C Brown Inc (07/24/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …Framework. + Experience automating deployments and configuration management. + Experience as a network administrator or systems engineer. + Experience in ... Knowledge of different layers of the technology stack, including network , application frameworks, database systems , and vendor...(or like product) graphic and flowchart design. Benefits Essential Network Security (ENS) Solutions, LLC is a… more
    ENS Solutions (09/27/25)
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  • Cisco Identity Services Engineer…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …TACACS+ policies for network device administration. + Manage firewall and network security systems by establishing and enforcing approved policies ... **Overview** CISCO IDENTITY SERVICES ENGINEER/ ADMINISTRATOR (RDTE) Bowhead has an immediate opening for...Build and analyze ISE rules to comply with client network security policies. + Create policies for… more
    UIC Government Services and the Bowhead Family of Companies (09/28/25)
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  • Unix Systems Administrator

    SAIC (Ashburn, VA)
    …technologies/tools and do network troubleshooting. + Experience in hardening systems and doing security remediation. + Operating System Configuration Tools. ... Summary** We are currently seeking a motivated and energetic senior-level **UNIX Administrator ** **with Kubernetes** expertise to join our team to begin an exciting… more
    SAIC (09/12/25)
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