• Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …can** **grow your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and ... analysis and planning + Configure and manage UNIX and Windows (or other applicable) operating systems and...enhancements to improve reliability and performance **Qualifications** + Active TS /SCI with Polygraph + Requires fifteen (15) years of… more
    SAIC (11/17/25)
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  • Mid System/Network Administrator

    Belay Technologies (Laurel, MD)
    …and a finalist in 2021! Belay Technologies is seeking a Senior System/Network Administrator . The Systems Administrator (SA) provides support for ... resolution process. The SA configures and manages UNIX and Windows operating systems and installs/loads operating system...experience may be substituted for a bachelor's degree + TS /SCI with poly The Level 2 System/Network Administrator more
    Belay Technologies (12/08/25)
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  • Physical Security System Administrator 4

    M. C. Dean (Chantilly, VA)
    …Security System Administrator 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will ... for federal, local and commercial customers across high-growth markets. As a System Administrator for our Physical Security Systems , you will be responsible for… more
    M. C. Dean (10/23/25)
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  • System Administrator

    Belay Technologies (Fort Meade, MD)
    Administrator to join our intel team. This position is for a System Administrator to support mission critical application and systems in support of multiple ... TITUS. The selected candidate will serve in a System Administrator role to keep the system operational, compliant and...in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system… more
    Belay Technologies (12/12/25)
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  • Multifunctional System Administrator (Level…

    Lockheed Martin (Greenville, SC)
    …a US Navy Squadron based in Iwakuni, Japan\. We are seeking an experienced Systems Administrator who has some knowledge of Network and Database administration to ... a valid US Passport *The Candidate must have proven Windows Enterprise Server Systems Administration experience and...environment\. *Prior experience working as an F\-35 ALIS Database, Systems , Security OR Network Administrator *Hands on… more
    Lockheed Martin (12/11/25)
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  • Cloud System Administrator (Journeyman)

    CACI International (Aberdeen Proving Ground, MD)
    …None Type of Travel: None * * * **The Opportunity:** CACI is seeking a Systems Administrator with a background in Cloud environments and hybrid Windows /Linux ... Cloud System Administrator (Journeyman) Job Category: Information Technology Time Type:...maintenance of ARAT's IL6 (AWS) Cloud environment. + Managing Windows servers and web server, which typically involves installing… more
    CACI International (01/08/26)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …well as scripting - particularly in Bash and Python. + Experience administering Windows based systems . + Demonstrated ability to work independently and ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we… more
    RTX Corporation (12/29/25)
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  • System Administrator

    CACI International (College Park, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... Travel: Local * * * **The Opportunity:** CACI is seeking a System Administrator to join our team. **Responsibilities:** As a Mid-Level Linux Infrastructure Engineer… more
    CACI International (11/08/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... or equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support… more
    ManTech (12/03/25)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …in the resolution process. The SA configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, ... systems . Candidates should have the following qualifications: + TS /SCI with polygraph is required. + Bachelor's degree in...Must have experience in or familiarity with the following systems : Windows /Linux operating systems , VMware,… more
    Belay Technologies (01/04/26)
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