• Linux System Administrator

    ManTech (Fort Meade, MD)
    …of hardware and software in support of developing and testing of information technology systems + Experience with Linux administration + Experience using ... in computer operating systems **Clearance Requirement:** + Must have a current/active TS /SCI with Poly **Physical Requirements:** + Must be able to remain in a… more
    ManTech (01/15/26)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …scans, create vulnerability and compliance scans, upgrade audits and plugins files. + Linux - Moderate systems administration knowledge to include installing ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...in the resolution process + Configure and manage primarily Linux /Unix (or other applicable) operating systems and… more
    CACI International (12/02/25)
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  • Enterprise Management Tools - Systems

    General Dynamics Information Technology (San Antonio, TX)
    …RQ211471 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Family:** IT Infrastructure and Operations **Skills:** Management Tools,System Administration , Systems Management **Certifications:** Comp TIA Security - CompTIA… more
    General Dynamics Information Technology (12/12/25)
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  • IT Monitoring Specialist, TS /SCI…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …knowledge of networking protocols, server administration , and various operating systems (Windows, Linux , etc.). + Familiarity with Windows Server operating ... RQ210481 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job… more
    General Dynamics Information Technology (11/21/25)
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  • Systems Engineer - TS /SCI…

    General Dynamics Information Technology (Herndon, VA)
    …RQ211158 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... including deployments, patches, security checks, and maintenance. + Upgrade and maintain operating systems and application software on LINUX ( Linux (RHEL,… more
    General Dynamics Information Technology (01/08/26)
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  • Cyber Security Engineer (Elastic SME)

    CACI International (Hampton, VA)
    Linux OS. _Desired:_ + AF DCGS experience + Four to seven years of Linux systems administration experience + Knowledge of security best practices and ... operating systems in enterprise environments. **Qualifications:** _Required:_ + Top Secret /SCI clearance + Bachelor's degree in IS Technology, Computer… more
    CACI International (12/24/25)
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  • Systems Administrator (Windows)

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …**SECURITY CLEARANCE REQUIREMENTS:** Must be able to obtain a security clearance at the Top Secret level. US Citizenship is a requirement for Top ... + Must have knowledge in the installation, maintenance, and administration of computer systems in a LAN/WAN...a strong understanding of current Microsoft supported Windows operating systems . + An understanding of Linux operating… more
    UIC Government Services and the Bowhead Family of Companies (12/23/25)
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  • Systems Administrator Tier I_ TS

    General Dynamics Information Technology (Las Cruces, NM)
    …experience. * Required Technical Skills: 3+ years of directly related experience in systems administration and analysis. + UNIX/ LINUX System ... RQ208325 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job… more
    General Dynamics Information Technology (01/03/26)
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  • Systems Integration Engineer

    Amentum (Baltimore, MD)
    …implement solutions and/or troubleshoot problems **Requirements:** + Expert experience with Linux operating systems (eg, Rocky, RHEL) + Experience integrating ... If so, look no further. Amentum is seeking a Systems Engineer to join our team of passionate individuals...review, and package deliverables and create installation and system administration documentation + Collaborate with team members to create… more
    Amentum (01/09/26)
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  • Systems Integration Engineer

    Amentum (Hanover, MD)
    …implement solutions and/or troubleshoot problems **Requirements:** * Expert experience with Linux operating systems (eg, Rocky, RHEL) * Experience integrating ... Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Integration Engineer** to join our team of passionate individuals in **Hanover, MD**… more
    Amentum (11/20/25)
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