• Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …via SOPs. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. + Three (3) ... maintain, and improve technical instructions, operating procedures, and policies. + Perform system hardening and report on security and operational status. +… more
    TekSynap (10/25/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …one of our Government clients in Arlington, VA. Responsibilities + Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) ... acceptable performance and user accessibility, establish back-ups, and monitor systems security . + Troubleshoot and resolve complex...+ 5+ years of directly relevant experience as a Linux System Administrator . + 3+… more
    ARSIEM (11/12/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …and business continuity of the customer mission. **Responsibilities** : - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... acceptable performance and user accessibility, establish back-ups, and monitor systems security . - Troubleshoot and resolve complex...- 5+ years of directly relevant experience as a Linux System Administrator . - 3+… more
    Nightwing (10/23/25)
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  • Security Control Assessor (SCA) (TS/SCI)

    Tau Six (Chantilly, VA)
    …+ Experience with assessing security relevant applications. + Experience as a System Administrator , Information System Security Manager, or ... application of the Defense Information Systems Agency (DISA) Security Technical Implementation Guides. + Operating System /Computing Environment certificate… more
    Tau Six (10/22/25)
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  • UNIX Systems Engineer

    GovCIO (Richmond, VA)
    …waived for 30 days after project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. + 3+ ... position. **Responsibilities** This position is for a Senior UNIX System Engineer for a mixed and growing environment of...yrs experience in patch management with understanding how toapply security updates to systems via YUM and… more
    GovCIO (09/24/25)
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  • Network Lead C4I Systems SURTASS Field…

    Serco (Virginia Beach, VA)
    …Marine Technician, Hydroacoustic Technician, Underwater Systems Technician, Network Systems Electrician, Network Systems Administrator , Network ... recommended revisions to the Government. + Identify and report system /software design problems and deficiencies for mission systems...you will have:** + An Active or Current DoD Security Clearance: minimum Secret with the ability to be… more
    Serco (10/01/25)
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  • TS/SCI Low Band System Software Support…

    Insight Global (Hampton, VA)
    …to user systems , servers, storage, and network connectivity. Additionally, this Systems Administrator will provide system administration for assigned ... infrastructure, establish and maintain system security , apply security patches, and perform...(Distributed Common Ground Systems ) experience - 3+ years of Airforce SIGINT (Signals Intelligence) experience - Linux /Unix… more
    Insight Global (11/01/25)
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  • Cyber Security Specialist 4

    M. C. Dean (Springfield, VA)
    …with 12+ years of experience with installation, troubleshooting and/or testing of electronic security systems or + Associates with 10+ years of experience or ... **Cyber Security Specialist 4** to join our ** Security and Electronic Systems (SES)** business Unit....or + Master's Degree with 5+ years experience + System administrator experience in performing triage on… more
    M. C. Dean (10/10/25)
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  • Lab Manager II

    ARSIEM (Arlington, VA)
    …is looking for a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and ... acceptable performance and user accessibility, establish back-ups, and monitor systems security . + Troubleshoot and resolve complex...+ 2+ years of directly relevant experience as a Linux System Administrator . + 2+… more
    ARSIEM (11/12/25)
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  • Enterprise Logging Solution (ELS) Lead

    Tyto Athene (Ashburn, VA)
    …Strong experience in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux systems ... Linux environments. + This role ensures that all systems , applications, and security events across the...Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for the configuration, maintenance, and… more
    Tyto Athene (11/01/25)
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