• Lab Manager III

    ARSIEM (Arlington, VA)
    …technologies and equipment in the lab environment. + Providing ongoing systems administration , technical support, upgrades, patching, and troubleshooting ... work with. ARSIEM is looking for a Technical Engagement Network (TEN) Lab Manager with experience in Linux, Splunk,...HS Diploma, and 7+ years of lab management or systems administration experience. + 5+ years of… more
    ARSIEM (11/12/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …technologies and equipment in the lab environment. - Providing ongoing systems administration , technical support, upgrades, patching and troubleshooting services ... restoration of services. Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux, Splunk...or HS Diploma and 7+ years lab management or systems administration experience. **Desired Certifications:** - DoD… more
    Nightwing (10/23/25)
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  • System Admin/Engr II

    Amazon (Herndon, VA)
    …three years of experience in the following skills: 1) Performing Linux or Windows Systems administration . Three years of experience must also include at least ... propose solutions to and/or resolve root causes of cloud network and/or system issues. Lead and oversee documenting all...in the following skills: 1) Performing Linux or Windows Systems administration . Three years of experience must… more
    Amazon (11/26/25)
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  • SIPRNet Administrator

    CACI International (Reston, VA)
    …Technology, or a related field. + Minimum of 3 years of experience in network administration , with a focus on classified networks. + Active Secret clearance. ... + Strong understanding of network devices and operating systems . + Proficiency...administration experience. + Additional certifications or training in network security and administration . + Experience with… more
    CACI International (11/07/25)
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  • Site Reliability Engineer

    Nightwing (Sterling, VA)
    …Linux/Unix operating systems , including command-line tools and system administration tasks. + Networking: Understanding of network protocols, infrastructure, ... and streamlining alerting workflows. + Leverage operational data to automate systems administration , operations and incident response processes to improve… more
    Nightwing (12/26/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Critical Systems ,Enterprise Systems ,Software Updates,System Administration ,Technical Issues ... A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying… more
    General Dynamics Information Technology (10/25/25)
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  • Service Center Frontline Account Manager

    CACI International (Chantilly, VA)
    …and resolve issues involving end-user systems , servers, storage, network connectivity, and security controls. Conduct system administration tasks ... 3 years of experience in Help Desk support, IT service desk, or systems administration roles. Proven ability to work shift-based schedules, including nights,… more
    CACI International (12/04/25)
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  • Lab Manager - 2 years experience

    BCMC (Arlington, VA)
    …, to include Linux/Unix & MacOS - Experience and knowledge of networking and network administration - Experience with Virtual Private Networks (VPN) - Experience ... Engineering or related degree; or HS Diploma and 4+ years lab management or systems administration experience. Desired Certifications: - CEH - Sec+ - Network… more
    BCMC (11/24/25)
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  • Information System Security Engineer - Senior

    Amentum (Warrenton, VA)
    …and operational environments to include all cybersecurity tool sets and collaborating with systems and network engineers. * Use knowledge, skills, and ability to ... techniques to improve the confidentiality - integrity - availability of network /operational systems at multiple classifications levels. **Requirements:** * Must… more
    Amentum (12/05/25)
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  • Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (Reston, VA)
    …analyze root causes and resolve complex issues utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems ... + Experience automating deployments and configuration management. + Experience as a network administrator or systems engineer. + Experience in using Active… more
    ENS Solutions (12/27/25)
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