• Senior Systems Administrator

    BAE Systems (Springfield, VA)
    …or 11-14 years with HS diploma (including at least 5 in a recent systems administrator role) + Must hold a Top Secret /SCI security clearance + Ability to ... **Job Description** As a Systems Administrator in an enterprise test...Manager (SCCM) infrastructure + Build/maintain/tune Host Based Security System ( HBSS ) infrastructure + Build/maintain/tune Microsoft Exchange Server services infrastructure… more
    BAE Systems (11/19/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …IT Operations Support, Software Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level: Top Secret ... security and economic interests of our nation. SecuriGence is seeking an experienced Systems Administrator to help contribute to our success. If you enjoy… more
    Chenega Corporation (11/12/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    …Digital Office (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team of technical professionals. ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...and permissions + Candidates must have a current DOD ** Top Secret /SCI** level security clearance to include… more
    Northrop Grumman (10/31/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Langley, VA)
    Systems Administrator Location: Langley, VA, US Job ID: ATR 17352 Job Description Job Title: Systems Administrator Location: Langley, VA Eligibility: ... Candidate must possess a TS /SCI Clearance w/ a Full Scope Polygraph Job Description:...for the upkeep, configuration and reliable operation of computer systems , As a Systems Administrator ,… more
    Arena Technical Resources, LLC (11/18/25)
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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 ... protected by law. Description WCBinc is looking for a Systems Administrator to join our team to...STIG guidelines by utilizing tools such as Retina and HBSS * Maintain operational, configuration, and other standard operating procedures… more
    William C Brown Inc (10/14/25)
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  • Lead Security Systems Administrator

    Lumen (Herndon, VA)
    …committed to teamwork, trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to thrive and deliver ... future. **The Role** This unique position requires technical information systems skills / system administrative as well as ability...of the overall company security team as well. Current TS /SCI clearance a must. Familiarity with DOD NISPOM Chapter… more
    Lumen (11/20/25)
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  • Senior Security Systems Engineer…

    Cydecor, Inc. (Dahlgren, VA)
    …Environment (CE) training within six (6) months of hire. Security Clearance: + Active Top Secret or higher required (SCI eligibility preferred). + Any Validator ... Federal Government solutions provider, delivering differentiated innovations in mission systems and business platforms. We leverage leading-edge secure systems more
    Cydecor, Inc. (11/20/25)
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  • Senior Security Systems Engineer - SLBM

    Imagine One Technology & Management (Dahlgren, VA)
    …. **Desired Education:** + Bachelor's degree desired **Security Requirements:** + Active DoD Top Secret security clearance required 1. Two (2) of the four ... IDS, IPS, Switch/Routers, Cross Domain Solutions (CDS) and Host Based Security Systems ( HBSS ). 2. Examples of engineering experience include developing secure… more
    Imagine One Technology & Management (09/30/25)
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