• Senior Linux/Unix Systems…

    SMX (Dahlgren, VA)
    …+ Secret clearance with ability to obtain and maintain Top Secret clearance + Networking protocols + Network security tools such as firewalls + ... Senior Linux/Unix Systems Administrator (4419)at SMX(View... + Must be able to obtain and maintain Top Secret + 6+ years' experience administering… more
    SMX (10/18/25)
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  • Senior Systems Administrator

    TekSynap (Dahlgren, VA)
    …networking vulnerabilities, attack methods, and mitigation techniques. + Clearance Level: Top Secret (T5 investigation) **COMPETENCIES** + Unix/Linux System ... to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** USCitizenship **Clearance requirement** : Top Secret (T5 investigation) **OTHER DUTIES** Pleasenotethis… more
    TekSynap (10/31/25)
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  • Network Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Network Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2111 **Employment ... Description:** CGI Federal has an exciting opportunity for a Network Administrator within our Intel sector advancing...2 to 5 years of experience * Security Clearance: TS /SCI required with the ability to obtain a … more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Junior Systems Administrator

    Amentum (Mclean, VA)
    …maintenance and support of computer systems and networks. **Must have an Active Top Secret /SCI with Polygraph US Government clearance. Note: US Citizenship is ... **Amentum** is looking for a **Junior Systems Administrator ** to join our team in **McLean, VA**...required to maintain a Top Secret /SCI with Polygraph clearance.** **Responsibilities:** +… more
    Amentum (11/18/25)
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  • Senior Systems Administrator

    BAE Systems (Springfield, VA)
    …at least 5 in a recent systems administrator role) + Must hold a Top Secret /SCI security clearance + Ability to work with little to no supervision + ... incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator (Onsite)** **118558BR** EEO Career Site Equal… more
    BAE Systems (11/19/25)
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  • Senior Linux Systems Administrator

    The Boeing Company (Fairfax, VA)
    …on candidate eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required). (A US Security ... Specialized United States Infrastructure Operations (SUSIO) group is currently seeking a ** Senior Linux Systems Administrator ** to join the team in **Herndon,… more
    The Boeing Company (11/19/25)
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  • HW Infrastructure Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …are secure and up-to-date. * Troubleshooting: Diagnose and resolve hardware, software, and network problems, escalating to senior staff when necessary. * Backup ... **HW Infrastructure Administrator ** **Category:** Testing/Quality Assurance **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2109… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Senior Systems Administrator , Level…

    Lockheed Martin (Dahlgren, VA)
    …a better tomorrow with you\! The DARKWING Program is seeking a highly motivated Systems Administrator to join our team in La Plata, MD\. The System Administrator ... and Linux systems and hardware\. Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance,… more
    Lockheed Martin (11/19/25)
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  • TSSCI Network Administrator

    Insight Global (Arlington, VA)
    …monitoring the network performance, security, and availability Troubleshoot and resolve network issues and escalate complex problems to senior engineers or ... Description An employer is looking for a TSSCI NOC Administrator to sit in Rosslyn, VA. The person will...to sit in Rosslyn, VA. The person will monitoring network to ensure network availability to all… more
    Insight Global (11/07/25)
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  • System Administrator

    Koniag Government Services (Winchester, VA)
    Arlluk Technology Solutions, a Koniag Government Services company **,** is seeking a System Administrator with a Top - Secret Security clearance to support ATS ... conceptualizing processes **Security Clearance Requirements:** + Ability to obtain a Top - Secret w/SCI Eligibility **Our Equal Employment Opportunity Policy** The… more
    Koniag Government Services (09/15/25)
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