• 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 ... candidate will be responsible for ensuring the security and integrity of IT systems by running their Endpoint Security with experience in Trellix and Microsoft… more
    Leidos (12/03/25)
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  • System Administrator Lead

    System One (Mclean, VA)
    Job Title: System Administrator Lead Location: Arlington, Virginia Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI ... Leads a team of system administrators responsible for enterprise IT systems . * Manages escalated incidents, patch management, and configuration oversight. *… more
    System One (12/18/25)
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  • Salesforce Administrator - Collections…

    PenFed Credit Union (Mclean, VA)
    …System Administrator will oversee and maintain the department's software systems crucial to operations. This role involves ensuring the stability, integrity, and ... Overview PenFed is hiring a Collections & Servicing Platform Administrator to work onsite at our San Antonio, Texas; Omaha, Nebraska or Tysons, Virginia location.… more
    PenFed Credit Union (12/06/25)
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  • Security Control Assessor (SCA) (TS/SCI)

    Tau Six (Chantilly, VA)
    …and defending the enterprise. Candidates must possess thorough understanding of Windows & Linux operating systems , cloud technology, contemporary networking, ... market. We are seeking a motivated self-starter with experience in secure information systems to join a team of security professionals and help defend national… more
    Tau Six (10/22/25)
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  • Network Administrator

    GovCIO (Richmond, VA)
    …MS SQL 2019, MS Windows 11, VMWare 7.x.,OEL 8x-9x, and Oracle Operating systems . This position will work with the existing team members who are responsible for ... a remote position. **Responsibilities** This position is for a Senior Network Administrator in a mixed and growing environment currently supporting functional teams… more
    GovCIO (09/26/25)
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  • Network Administrator 3 -Tyson's

    M. C. Dean (Vienna, VA)
    …technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/LINUX, CISCO IOS, Windows Server, and Microsoft SQL. ... . As a leader and premier provider of cyber-physical systems , we spearhead the design, construction, operation, and maintenance...Summary:** MC Dean is seeking a highly competent **Network Administrator 3** to assist on the design and maintenance… more
    M. C. Dean (11/26/25)
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  • System Administrator

    The Boeing Company (Herndon, VA)
    …your future with us. Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS), seeks a **System Administrator ** (Shift Work) to join our ... deploy, operate, and maintain a wide variety of mission critical platforms and systems for commercial and government customers. This position is part of a small… more
    The Boeing Company (12/11/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …and operations support to include Tier 2/3 escalation. Required Skills: + Operating Systems : Strong understanding of Linux and/or Windows Server operating ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/26/25)
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  • Senior ArcGIS Administrator

    Leidos (Fort Belvoir, VA)
    …Relational Databases (Oracle and/or PostgreSQL, Scripting (Python, PowerShell), Windows Server Administration, Incident/Ticketing System (ServiceNow, Jira). Selected ... releases of Esri product lines. + Upgrade ArcGIS Enterprise systems to the applicable or latest versions. + Perform...analysis, maps, services, and applications. + 2-3+ years of Windows Server experience. + 2-3 years of experience with… more
    Leidos (10/01/25)
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  • Windows Server Lead

    TekSynap (VA)
    …and installs, operates, maintains, configures, troubleshoots, and repairs IT systems devices, circuits, cables, components, software, and end-user devices, ... (GAIC) Security Essentials Certification (GSEC) + Certified Network Defender (CND) + Systems Security Certified Practitioner (SSCP) + One of the following Google… more
    TekSynap (11/15/25)
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