• ForeScout Engineer - Active TS/SCI with CI Poly

    ENS Solutions (Norfolk, VA)
    …for customers using knowledge network engineering, Active Directory, and system administration . In this role, you'll closely impact mission success, protecting data ... Forescout CounterACT appliances + 5+ years of experience performing systems administration for Windows or Linux, including performing basic troubleshooting and… more
    ENS Solutions (12/06/25)
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  • Lab Manager - 2 years experience

    BCMC (Arlington, VA)
    …DHS Suitability - 2+ years of directly relevant experience in system administration - Experience with multiple operating systems, to include Linux/Unix & MacOS ... - Experience and knowledge of networking and network administration - Experience with Virtual Private Networks (VPN) -...- Experience working with SIEMs to include ELK and Splunk - Virtualization automation and optimization - Experience working… more
    BCMC (11/24/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …degree; or HS Diploma and 7+ years of lab management or systems administration experience. + 5+ years of directly relevant experience in system administration ... Linux/Unix & MacOS + Experience and knowledge of networking and network administration + Experience with Virtual Private Networks (VPN) + Experience with virtual… more
    ARSIEM (11/13/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Springfield, VA)
    …3 years of relevant IT experience in operations, network operations center, systems administration , or similar support role. - Working knowledge of Windows and Linux ... server administration and basic understanding of networking, storage, and virtualization....with enterprise monitoring and logging tools such as SolarWinds, Splunk , Nagios, BMC, or similar. - Experience with IT… more
    Arena Technical Resources, LLC (01/12/26)
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  • Information System Security Officer, Classified…

    Lockheed Martin (Herndon, VA)
    …including hardware and software implementations\. \- Carry out technical security administration of IS in accordance with internal LM and customer cybersecurity ... industry standard Information Assurance tools such as STIG Viewer, Nessus, and Splunk \. \- Experience working with eMASS\. \- Experience performing; security system… more
    Lockheed Martin (01/09/26)
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  • Associate Cloud Engineer

    ManTech (Herndon, VA)
    …with data security protocols and monitoring tools such as CloudWatch and Splunk **Preferred Qualifications:** + RedHat Linux Administration certification + ... configuration management with code repositories, such as Github, and in administration within DevOps and CI/CD pipelines + Experience managing resources, tenancy… more
    ManTech (01/08/26)
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  • Network Engineer - Wireless

    Trace Systems Inc (Portsmouth, VA)
    …securing the Homeland. NNSY CIO is responsible for the installation, administration , development, management, and/or maintenance of all networks and systems ... support and oversight for the development, configuration, management and administration of all Information Technology (IT) network infrastructure and appliances… more
    Trace Systems Inc (12/15/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …IT Infrastructure and Operations **Skills:** Information Technology (IT),Linux,System Administration **Certifications:** CompTIA Security+ CE | CompTIA - CompTIA ... you will be on an engineering team that provides IT Systems Administration support to global real-time operational activities. Critical thinking and troubleshooting… more
    General Dynamics Information Technology (12/06/25)
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  • Senior Linux Architect

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …on the following:** + Utilize Red Hat Enterprise Linux system administration experience to provide technical problem solving and in-depth consulting relative ... + Minimum ten or more years (10+) of experience in system administration of Linux-based servers and Linux-based workstations + High School Diploma required;… more
    UIC Government Services and the Bowhead Family of Companies (12/03/25)
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  • Senior Systems Engineer - Cybersecurity

    M. C. Dean (Vienna, VA)
    …+ **System implementation** , policy development, configuration, and administration of key solution components, including network infrastructure, cybersecurity ... + Advanced knowledge and hands-on experience with configuration and administration of cybersecurity platforms, including endpoint security (eg, Defender, Trend… more
    M. C. Dean (11/26/25)
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