• Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator (4419)at...be able to obtain and maintain Top Secret + 6+ years' experience administering Linux /Unix ... Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work as part of...Secret clearance with ability to obtain and maintain Top Secret clearance + Networking protocols +… more
    SMX (10/18/25)
    - Related Jobs

  • Linux Administrator - TS /SCI…

    V2X (Chantilly, VA)
    …integrating, and maintaining new and upgraded versions of the relevant operating systems + Building and hardening Linux servers, and establishing configuration ... server hardware components where necessary + Designing interfaces to external systems + Troubleshooting operating system problems, and collaborating with… more
    V2X (11/08/25)
    - Related Jobs

  • Windows Linux Systems…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …applications (eg, Outlook, Excel, Word, Java, Internet Explorer) + Linux system administration + Familiarity with ticketing systems such as ServiceNow or ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...both Windows and Linux environments on physical systems and virtual desktops (EVDI). + Troubleshoot system… more
    General Dynamics Information Technology (10/14/25)
    - Related Jobs

  • Linux System Engineer

    CACI International (Laurel, MD)
    …**Qualifications:** _Required:_ + 14+ years of experience as an Infrastructure Engineer and System Administrator in Linux environments. + Bachelor's degree ... Linux System Engineer Job Category: Information...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (09/05/25)
    - Related Jobs

  • Sr. Linux /Windows Systems…

    Lockheed Martin (King Of Prussia, PA)
    …topographies, Virtualization Technologies * Must currently have an active Top Secret Clearance **Desired Skills:** * Windows and Linux OS patching/security ... 6 months of start\) * CompTIA Linux \+ or Red Hat Certified Systems Administrator Certification * Ability to provide in\-depth monitoring, able to identify… more
    Lockheed Martin (11/14/25)
    - Related Jobs

  • Linux System Administrator…

    Parsons Corporation (Centreville, VA)
    …Unleash your talent and redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a ... includes system design, configuration, and debugging of Linux systems . Note: this is a full...Citizen + Must possess and maintain Top Secret SCI clearance with polygraph + Linux … more
    Parsons Corporation (11/21/25)
    - Related Jobs

  • Principal Linux Systems…

    RTX Corporation (El Segundo, CA)
    …meaningful problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the...for a security clearance. + Must have experience with Linux systems administration + Experience with one… more
    RTX Corporation (09/09/25)
    - Related Jobs

  • Linux Systems Administrator…

    Lockheed Martin (Huntsville, AL)
    … Clearance to start, with the ability and willingness to obtain and maintain DOD Top Secret clearance, with the ability to maintain that clearance throughout the ... 6 months of starting the position * Experience with Linux /UNIX Server and Desktop Operating Systems \(i\.e\....* VMware experience \(VSphere vCenter, ESXi, KVM\) * Active Top Secret Clearance **Security Clearance Statement:** This… more
    Lockheed Martin (11/20/25)
    - Related Jobs

  • Systems Administrator II

    DCCA (Aurora, CO)
    …and benefits package. Visit our website at: www.dcca.com System Administrator II ( Linux ) Candidate must have an active TS /SCI w/ Poly For over 40 years, ... Systems Administrator II Location Aurora, CO...Configures and manages UNIX and Linux operating systems and installs/loads operating system software, troubleshoots,… more
    DCCA (11/21/25)
    - Related Jobs

  • Cyber Range Linux Systems…

    Adapt Forward (North Charleston, SC)
    …administration in Test & Evaluation environment * Strong familiarity with Linux systems from a system administrator viewpoint, including related ... Analyst III, Cyber Range Operations Lead/Staff North Charleston, SC TS Clearance Required to Start Position Requirements and Duties:...upkeep of hardware and software systems . The Systems specialty will focus on system configuration,… more
    Adapt Forward (10/08/25)
    - Related Jobs