• HBSS Administrator

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a skilled **Senior HBSS Administrator in Fort Belvoir, VA** to join the I3TS team supporting DTRA. The I3TS program provides ... their Endpoint Security with experience in Trellix and Microsoft Defender. Administrator will also be responsible in applying Security Technical Implementation… more
    Leidos (12/03/25)
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  • Senior Systems Administrator (Onsite)

    BAE Systems (Springfield, VA)
    **Job Description** As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators ... functions. To include, but not limited to, setting up administrator accounts, maintaining system documentation, tuning system performance, installing system-wide… more
    BAE Systems (11/19/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    System Administrator Oakton, VA . Information Technology Join our Talent Network Are you ready to enhance your skills and build your career in a rapidly evolving ... Operations Support, Software Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level:Top Secret Clearance Summary We… more
    Chenega Corporation (11/12/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    Systems Administrator EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... other characteristic protected by law. Description WCBinc is looking for a Systems Administrator to join our team to support our intelligence customer activities in… more
    William C Brown Inc (10/14/25)
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  • Systems Administrator -Windows/VMware

    CACI International (Reston, VA)
    Systems Administrator -Windows/VMware Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * * **Opportunity:** CACI is seeking a cleared Systems Administrator - Windows/ VMWare to support our program located...years On-premise Microsoft Active Directory Experience + ACAS and HBSS experience + Security+ CE or other DOD 8570… more
    CACI International (12/03/25)
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  • Sr Principal Windows Systems Administrator

    Northrop Grumman (Dulles, VA)
    …(CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team of technical professionals. The qualified ... but not be limited to the following:** + Perform as a Windows System Administrator for a classified government contract. + Able to communicate effectively at all… more
    Northrop Grumman (10/31/25)
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  • Lead Security Systems Administrator

    Lumen (Herndon, VA)
    …system + Hands on experience using information security tools such as NESSUS, HBSS , ACAS, SCAP. + Hardware troubleshooting and repair, evaluate and recommend new ... product + Professional/technical certifications, such as A+, Network+, Security+, MCSA, MCSE, CCNA or equivalent IT or Information Security related certifications. **Compensation** This information reflects the anticipated base salary range for this position… more
    Lumen (12/02/25)
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  • Helpdesk Support Services Specialist - Senior

    Chenega Corporation (Fort Belvoir, VA)
    …change request from the Configuration Control Board (CCB). Respond and support HBSS , ACAS, SIPRNET, and VTC services as required. + Coordinate with Information ... Assurance functional leads in support of HBSS services. + Contribute to SharePoint library. + Follow...and BBP 05-PR-M-0002. + Microsoft 365 Certified: Modern Desktop Administrator Associate Certification required. + Secret clearance Tier 5… more
    Chenega Corporation (12/01/25)
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