• Systems Engineer II (Active Top

    NANA Regional Corporation (Albuquerque, NM)
    …+ 3+ years of experience in system administration , IT infrastructure, or systems engineering. + TS security clearance with SCI eligibility. **Job ID** ... Seeking an experienced computer systems engineering professional to join our team at...understanding of software development languages and technologies (C++, Python, Linux , etc.). **Responsibilities** + Install, configure, and maintain servers,… more
    NANA Regional Corporation (01/12/26)
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  • Top Secret AWS Engineer

    Insight Global (Vienna, VA)
    … SME-level role. Strong experience with Linux OS (preferably Amazon Linux 2). Working knowledge of Windows Server administration and troubleshooting. ... Job Description Key Responsibilities Systems Operations & Maintenance Perform daily system health...system health checks, log reviews, and performance monitoring across Linux (Amazon Linux 2) and Windows environments.… more
    Insight Global (01/06/26)
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  • Systems Administrator/ISSO

    Tyto Athene (Santa Barbara, CA)
    …part of a delivery pipeline to achieve Authority to Operate (ATO) + Provide system administration of Linux systems . + Maintain an inventory of hardware and ... **Qualifications** **Required:** + 3 or more years of hands-on Systems Administration experience including Windows based computers,...+ Onsite support is required. **Clearance:** + Active DoD Top Secret or Top more
    Tyto Athene (12/07/25)
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  • Systems Administrator

    Lockheed Martin (Herndon, VA)
    …an interval agreed upon with the Sponsor * Perform system hardening of Linux systems according to information security engineering principles and industry best ... practices * Maintain all server, including Windows servers, Linux servers, Oracle database servers, Apache servers, DNS servers...must have five \(5\) additional years of experience in systems administration , for a total of 10… more
    Lockheed Martin (01/11/26)
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  • Data Architecture, Software Engineering…

    The Metamorphosis Group (Chantilly, VA)
    …for users, servers and anonymous services. + Demonstrated experience with Windows and Linux systems engineering and administration . + Demonstrated experience ... Architecture, Software Engineering and Development - US Citizens only - TS /SCI/FSP REQUIRED Chantilly, VA . Government/Military Apply Now Data Architecture, Software… more
    The Metamorphosis Group (11/08/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Springfield, VA)
    …us. The world can't wait. You Have: + 5+ years of experience with systems administration of Windows systems , including system management, application and ... Ability to independently manage day-to-day tasks within schedule + Top Secret clearance + Bachelor's degree +...Center + Experience with management of Red Hat Enterprise Linux systems + Experience managing networks using… more
    BOOZ, ALLEN & HAMILTON, INC. (01/20/26)
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  • Fidelis Administrator - Active TS /SCI…

    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 ... Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and… more
    ENS Solutions (12/27/25)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    …hardware and cloud resources. + Design, implement, and maintain high-availability Linux systems (RHEL, CentOS, Ubuntu) supporting mission-critical applications ... the latest patches and upgrades). + Collaborate with cross-functional teams to integrate Linux systems with cloud platforms (AWS, Azure, GCP) and hybrid… more
    Leidos (12/11/25)
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  • Senior Classified Systems Administrator

    The MITRE Corporation (Bedford, MA)
    …and updating Windows and Linux (RHEL, Ubuntu) server and desktop operating systems + Perform general systems administration (patching, updates, user ... miscellaneous web servers, etc.,) + Building and hardening Windows, Linux , VMware systems Basic Qualifications: + Typically...combination of related education and work experience. + Active Top Secret clearance with the ability to… more
    The MITRE Corporation (01/13/26)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …with GCCS-J version 6.0 and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge of Server Operating ... ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated...and US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility… more
    Paragon Cyber Solutions (01/09/26)
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