• GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... and US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility...and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge… more
    Paragon Cyber Solutions (10/11/25)
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  • Enterprise Systems Administrator I

    Trace Systems Inc (Shaw AFB, SC)
    Job Overview Job Title: Enterprise Systems Administrator I Location: Shaw AFB, SC This position is pending contract award. Job Responsibilities Trace Systems ... is actively recruiting for a, Enterprise Systems Administrator I to support the AFCENT Combined Air Operations...Required. Minimum Qualifications + Active, in-scope US Government issued Top Secret with SCI clearance eligibility. +… more
    Trace Systems Inc (11/14/25)
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  • Systems Integration Engineer

    Synergy ECP (Columbia, MD)
    …or related field may substitute for two (2) years' experience Experience as a Linux System Administrator with technical knowledge regarding compute, network, ... Systems Integration Engineer Columbia, MD Description Company Description...full software stack. Update software for sustainment support. Basic Linux system administration skills and shell scripting.… more
    Synergy ECP (10/15/25)
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  • System Engineer, Linux and Windows,…

    DeVine Consulting, Inc. (Monterey, CA)
    …SSCP) Certification + CE/OS Certification + Experience serving as a system administrator for Microsoft O365, VMWare,Vsphere and NsX-T, Linux Red Hat, Windows ... the responsibilities of proper configuration and support of domain system servers, SAN, NAS, backup systems , identity...complex technical issues and develop effective solutions + Current Secret Clearance required, Top Secret more
    DeVine Consulting, Inc. (09/07/25)
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  • HW Infrastructure Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …the ability to obtain a TS /SCI with Poly highly desired * Operating Systems : Proficiency in managing Windows and Linux environments. * Hardware: Knowledge of ... **HW Infrastructure Administrator ** **Category:** Testing/Quality Assurance **Main location:** United States,... TS /SCI with Poly highly desired * Operating Systems : Proficiency in managing Windows and Linux more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    Senior Unix System Administrator (4608)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a driven and experienced Senior ... (PRDC). This individual will work alongside a team of UNIX/ Linux Systems Administrators responsible for maintaining the...Must be able to obtain and maintain a DoD Top Secret clearance; Interim Secret more
    SMX (10/18/25)
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  • Senior Principal Windows System

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... and a minimum of 5 years experience. + Active and transferable US government issued Top Secret security clearance is required prior to start date. US citizenship… more
    RTX Corporation (10/24/25)
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  • Principal Windows Systems

    RTX Corporation (El Segundo, CA)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current At Raytheon, the foundation of everything we do ... meaningful problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many… more
    RTX Corporation (11/18/25)
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  • System Administrator , High…

    RTX Corporation (Tucson, AZ)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current ** System Administrator , High Performance Computing (HPC) ... the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems ....basic to advance scripting experience. + An active DoD Top - Secret Clearance. + Advanced hands-on experience with… more
    RTX Corporation (10/24/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …the ability to obtain a TS /SCI with Poly highly desired * Operating Systems : Strong knowledge of Windows, Linux , or other relevant operating systems . ... ** Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:**... TS /SCI with Poly highly desired * Operating Systems : Strong knowledge of Windows, Linux , or… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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