• Cyber Operations Specialist III

    System One (Springfield, VA)
    …Security Clearance + Bachelor's Degree in a Technical field (ie Information Technology, Information Systems , Computer Science) + High School diploma / GED + 10 ... plus years' experience working in Cyber Security Operating Host Based Security System (HBSS), firewalls, Intrusion Prevention Systems , Intrusion Detection … more
    System One (12/14/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …in Cybersecurity, Systems Engineering and Integration, IT Operations Support , Software Development, and Program Management. Job Title: System Administrator ... System Administrator Oakton, VA . Information Technology Join...core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join… more
    Chenega Corporation (11/12/25)
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  • System Operations/Administrator

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support , and administrative assistance. ... will perform the following duties: Install, configure, and maintain desktop systems , laptops, and peripheral devices. Provide technical support and… more
    Sciolex Corporation (10/14/25)
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  • System Administrator

    ManTech (Virginia Beach, VA)
    …join our team in **Virginia Beach, VA.** This is an **onsite** position. As a Systems Administrator you will provide direct support to the **Advance Electronic ... but are not limited to:** + Execute the full System Development Life Cycle (SDLC) from initial receipt of...discrepancies, and corrective actions in configuration management records to support reliable deployment. + Deploy configured systems more
    ManTech (12/06/25)
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  • Information System Security Engineer

    ManTech (Chantilly, VA)
    …network system (s). Ensure that the design of hardware, operating systems , and software applications adequately address cybersecurity requirements for the IS and ... or network system components as needed + Ensure that network system (s) designs support the incorporation of FBI directed cybersecurity vulnerability… more
    ManTech (11/29/25)
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  • Model Based System Engineer-Mid Level

    Solvarus (Chantilly, VA)
    systems engineering models. Experience with systems engineering processes in support of system development life cycle development is a plus. + ... Opportunity Management boards, schedule management, test and verification strategy development, and system integration of new initiatives in support of expanded… more
    Solvarus (11/02/25)
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  • System Administrator

    Shuvel Digital (Reston, VA)
    …+ Maintain upkeep, configuration, security of the computers, and reliable operation of computer systems . + Create automation scripts using Bash, Python, or ... may work independently but participate in project-wide reviews of requirements, system architecture, and detailed design documents. A Systems Administrator… more
    Shuvel Digital (11/12/25)
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  • Network Engineer SME

    System One (Alexandria, VA)
    …and develop engineering design documentation to produce, install, test, integrate, and support a complete functional enterprise or processing system or ... technical support and quality control checks to ensure information systems designs and specifications meet the necessary standards. * Troubleshoot and analyze… more
    System One (10/08/25)
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  • NCIS Systems Administrator | Active Top…

    General Dynamics Information Technology (Quantico, VA)
    …+ 5+ years of experience with Systems Administration, general computer system , network administration, and user support experience + Experience in (MDM) ... Infrastructure and Operations **Skills:** Mobile Device Management (MDM),Next-Generation Network (NGN), System Administration **Certifications:** Security+ CE - CompTIA - CompTIA… more
    General Dynamics Information Technology (11/04/25)
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  • System Administrator

    Leidos (Ashburn, VA)
    **Description** Leidos is seeking an experienced System Administrator to support the Alaska Automation Capability (AAC) and Future Flight Services Program (FFSP) ... software development and test laboratory environments, as well as our operational production systems . The System Administrator will be expected to apply deep… more
    Leidos (12/14/25)
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