• System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS /SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening ... for a Linux System Administrator , who shall... monitoring. MUST BE US CITIZEN MUST HAVE ACTIVE TS /SCI with FSP US Veterans Preferred **ABSOLUTELY NO THRID… more
    The Metamorphosis Group (09/10/25)
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  • Sr. System Administrator

    Nightwing (Sterling, VA)
    …management and providing technical services to enable customer mission accomplishment. The Senior System Administrator ( Linux ) will serve as a key member ... Linux administration, automation, and security hardening. The Senior System Administrator will ensure the availability, integrity,...Secret clearance. Must be able to obtain a TS /SCI clearance + Must be able to obtain DHS… more
    Nightwing (10/29/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... Linux Administrator Job Category: Information Technology...with RMF (Risk Management Framework). Required Qualifications * Active Top Secret clearance (SCI eligibility strongly preferred).… more
    CACI International (11/13/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...vendor updates are received **You'll Bring These Qualifications** + Top Secret /SCI clearance (current), with the ability… more
    CACI International (11/10/25)
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  • LINUX Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator ** **- Active Top Secret Required** Seize your opportunity ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...to make a personal impact as a ** Linux ** ** Systems Administrator ** with GDIT.… more
    General Dynamics Information Technology (11/01/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team ... Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS /SCI clearance...clearance + 3+ years of directly relevant experience in Linux System Administrator . + Proficiency… more
    Nightwing (11/18/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both ... server and networking equipment rack installations **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for… more
    Parsons Corporation (10/18/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... - US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -...- 5+ years of directly relevant experience as a Linux System Administrator . - 3+… more
    BCMC (10/16/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    Linux Systems Administrator Job Category:...guidance from more senior technical staff. **Required:** + Active Top Secret or TS /SCI clearance. + ... Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of...DoD system ? Join our team as a Systems Administrator ! You will get to use… more
    CACI International (10/18/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and ... - US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -...- 5+ years of directly relevant experience as a Linux System Administrator . - 2+… more
    Nightwing (08/28/25)
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  • Linux /UNIX Systems

    General Dynamics Information Technology (Springfield, VA)
    …safe and tomorrow is smarter. Our work depends on a TS /SCI cleared Linux /UNIX Systems Administrator joining our team to support our intelligence customer ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...Deliver innovative, simple solutions to complex problems as a Linux /UNIX Systems Administrator at GDIT.… more
    General Dynamics Information Technology (10/11/25)
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  • 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)
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  • 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)
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  • 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 (08/23/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …Job Description: The Systems Engineering team is seeking a driven Senior Systems Administrator that is highly technical and mission focused. This ideal ... candidate is ready to operate as aTIER 3 level Linux Administrator , experienced in managing large amounts...diagnosis and resolution - Implement, troubleshoot and maintain IT systems remotely - Document the management of system more
    Arena Technical Resources, LLC (10/14/25)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    Administrator . Your job will be supporting as a Linux administrator to provide system maintenance, systems performance optimization along with user ... system anomalies and independently make configuration updates to ensure 99.999% system availability requirements. + Analyze Linux log data to effectively… more
    Leidos (11/15/25)
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  • Splunk Systems Administrator

    Parsons Corporation (Fort Belvoir, VA)
    …redefine what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Systems Administrator ** to join our team! This is an excellent ... opportunity for an Systems Administrator with hands-on Splunk administration experience...security incident response analysts **Security Clearance Requirement:** An active Top Secret SCI security clearance is required… more
    Parsons Corporation (09/25/25)
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  • Systems Administrator / Top

    Lockheed Martin (Arlington, VA)
    …environments\. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that support the ... Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer/ Systems Administrator with a...Strong oral and written communication skills \* Current final Top Secret clearance and ability to obtain… more
    Lockheed Martin (10/22/25)
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  • Pr./ System Admin - Shift Work ( Top

    Northrop Grumman (Chantilly, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have ... history. We have an opening for a **Tier 2/3 System Administrator ** to join our team of...Must have US Citizenship with a current or active Top Secret level clearance and the ability… more
    Northrop Grumman (11/15/25)
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