• 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 (12/10/25)
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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 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 (12/06/25)
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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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  • 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...be a US Citizen + Must possess and maintain Top Secret SCI clearance with CI poly… more
    Parsons Corporation (11/21/25)
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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 (12/11/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …17717 Job Description Job Title: Linux Engineer Location: Chantilly, VA Eligibility: Top Secret /SCI clearance with current CI Polygraph required The ... Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is...diagnosis and resolution - Implement, troubleshoot and maintain IT systems remotely - Document the management of system more
    Arena Technical Resources, LLC (11/29/25)
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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 (11/25/25)
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  • Systems Administrator - TS

    General Dynamics Information Technology (Chantilly, VA)
    …RQ206369 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in...experience with web services. + **Security Clearance Level** : Top Secret /SCI with Polygraph + **Preferred Skills:**… more
    General Dynamics Information Technology (09/17/25)
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  • NCIS Cyber Systems Administrator

    General Dynamics Information Technology (Quantico, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... **Job Description:** Transform technology into opportunity as a **Cyber Systems Administrator - SecOps** at GDIT in...NEED TO SUCCEED (Required):** + **Security Clearance Level:** Active Top Secret clearance with SCI eligibility. +… more
    General Dynamics Information Technology (12/08/25)
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  • Database Administrator - active TS

    V2X (Chantilly, VA)
    …design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systems + Significant Oracle Exadata and PL/SQL developer ... of data from multiple sources + Conducting performance tuning and forecasting system scalability + Recommending appropriate procedure, query, or package changes and… more
    V2X (11/08/25)
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  • Security Control Assessor (SCA) ( TS /SCI)

    Tau Six (Chantilly, VA)
    …networking, and cybersecurity tools, techniques, and tactics. Clearance Required: US Government Top Secret / SCI Responsibilities: The Security Control Assessor ... + Experience with assessing security relevant applications. + Experience as a System Administrator , Information System Security Manager, or Information… more
    Tau Six (10/22/25)
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  • OCONUS Field Engineer - TS /SCI Polygraph…

    Leidos (Chantilly, VA)
    …team environment. The ideal candidate will have prior experience as either a systems engineer or systems administrator . Prior OCONUS experience and ... candidates for consideration, must possess an active and in-scope TS /SCI Polygraph.** **Basic Qualifications:** + Bachelor's degree and 8+...tool as well as maintaining the tool itself + Linux system administration to include ability to… more
    Leidos (11/07/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …what's possible. **Job Description:** Parsons is looking for an amazingly talented **Mid System Administrator ** to join our team! **What You'll Be Doing:** + ... for system administrators. + RHCSA - Core Linux system administration certification. + Experienced with...and Azure server environments **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is… more
    Parsons Corporation (11/15/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    **Overview** Bowhead seeks a System Administrator to join our team supporting NIWC Atlantic. The System Administrator will work directly with the client ... higher certification * 7 years of experience as a Systems Administrator or similar infrastructure engineering role....a plus. SECURITY CLEARANCE REQUIREMENTS: Must currently hold a Top Secret /SCI clearance. Physical Demands: * Must… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …and support accreditation efforts. **What Required Skills You'll Bring:** + **Active Top Secret /SCI with Full Scope Polygraph** + Bachelor's degree in ... a related field. + CompTIA Security+ Minimum + Proven experience as a System Administrator in a classified environment, preferably within the intelligence… more
    Parsons Corporation (12/04/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …related acquisition experience per level if no bachelor's degree is held. Active Top Secret /SCI clearance with a Counter-Intelligence Polygraph Experience as a ... desktop system administrator or in a similar IT...Compliant with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security+ or ability… more
    Sciolex Corporation (10/14/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... change requests; support for implementation, troubleshooting and maintenance of Unix/ Linux systems ; Perform technical evaluations, analysis, and troubleshooting… more
    Assertive Professionals (10/09/25)
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  • System Administrator

    CACI International (Chantilly, VA)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... of Travel: Local * * * **The Opportunity:** CACI is seeking a highly skilled ** System Administrator ** to join our team in supporting a Government customer. The… more
    CACI International (10/24/25)
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