• Linux Administrator

    CACI International (Chantilly, VA)
    Linux Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... * We are seeking a highly skilled and motivated Linux Administrator to join our Federal IT...with RMF (Risk Management Framework). Required Qualifications * Active Top Secret clearance ( SCI eligibility… more
    CACI International (11/13/25)
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  • Senior Linux Systems Administrator

    The Boeing Company (Fairfax, VA)
    …based on candidate eligibility. **Security Clearance** This position requires an active US Top Secret / SCI Security Clearance (US Citizenship Required). (A US ... growth. Find your future with us. The Boeing Company's Information Digital Technology and Security (IDT&S) organization Specialized United...Fairfax, VA;** or **Chantilly, VA** . As a Senior Linux Administrator , you will play a crucial… more
    The Boeing Company (11/19/25)
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  • LINUX Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator ** **- Active Top Secret Required** Seize your ... RQ204512 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT… 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 **Employment ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our Intel sector...2 to 5 years of experience * Security Clearance: TS / SCI required with the ability to obtain… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Linux Systems Administrator

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

    BCMC (Arlington, VA)
    …and vulnerabilities. Required Skills: - US Citizenship - Must have an active DoD Secret clearance, TS / SCI clearance is preferred. - Requires on-site work ... and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL)… more
    BCMC (10/16/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …server and networking equipment rack installations **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support...a US Citizen + Candidate must have a current TS / SCI clearance with Poly + Bachelor's degree… more
    Parsons Corporation (10/18/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …and vulnerabilities. **Required Skills:** - US Citizenship - Must have an active DoD Secret clearance, TS / SCI clearance is preferred. - Must be able ... is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of… more
    Nightwing (08/28/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    …Work independently with minimal guidance from more senior technical staff. **Required:** + Active Top Secret or TS / SCI clearance. + **CASP+** ... Linux Systems Administrator Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of… more
    CACI International (10/18/25)
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  • 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 be responsible...system monitoring. MUST BE US CITIZEN MUST HAVE ACTIVE TS / SCI with FSP US Veterans Preferred **ABSOLUTELY… more
    The Metamorphosis Group (09/10/25)
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  • Linux Administrator - TS

    V2X (Chantilly, VA)
    …effectively and proactively across a large organization of dispersed teams + TS / SCI with Polygraph required **Preferred Qualifications:** + Scripting experience ... versions of the relevant operating systems + Building and hardening Linux servers, and establishing configuration baselines + Applying all appropriate security… more
    V2X (11/08/25)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    …Desk/Systems Administrator . Your job will be supporting as a Linux administrator to provide system maintenance, systems performance optimization along ... updates to ensure 99.999% system availability requirements. + Analyze Linux log data to effectively administer and maintain Oracle...experience may be considered in lieu of degree. + TS / SCI with Polygraph is required + Strong… more
    Leidos (11/15/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …ATR 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 highly technical...- Experience writing detailed, technical documentation -8570 Compliance -Active TS / SCI + CI Poly - Ability to… more
    Arena Technical Resources, LLC (10/25/25)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    Infrastructure Engineer/ Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with ... * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands...configuration management and change control. **Qualifications:** _Required:_ + Active TS / SCI w/ Poly clearance is required. +… more
    CACI International (09/26/25)
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  • System Support-US Citizens Only - TS

    The Metamorphosis Group (Chantilly, VA)
    System Support-US CITIZENS ONLY - TS / SCI FS POLY REQUIRED Chantilly, VA . Government/Military Apply Now System Support The Contractor shall support all elements ... officer with security-controlled systems. + Demonstrated experience as an Oracle LINUX Systems Administrator . + Demonstrated experience in Oracle EXADATA… more
    The Metamorphosis Group (11/08/25)
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  • Systems Administrator / Top

    Lockheed Martin (Arlington, VA)
    …skills\. \* Strong oral and written communication skills \* Current final Top Secret clearance and ability to obtain SCI access; applicant selected will be ... government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation or CV date within 5 years **Other… 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 ... Must have US Citizenship with a current or active Top Secret level clearance and the ability...Secret level clearance and the ability to obtain SCI level access at time of application . Experience… more
    Northrop Grumman (11/15/25)
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  • Systems Administrator - TS

    General Dynamics Information Technology (Chantilly, VA)
    …ID:** RQ206369 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Vormetric, and KMS).Demonstrated 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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  • Fidelis Administrator - Active TS

    ENS Solutions (Reston, VA)
    …Fidelis appliance stack and network issues to ensure it remains fully operational + Active TS / SCI clearance; willingness to take a polygraph exam + HS diploma or ... configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation,… more
    ENS Solutions (09/27/25)
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  • System Administrator ( TS

    IBM (Bethesda, MD)
    …Proven ability in assisting customers in debugging any implementation issues. * Active TS / SCI Fullscope Poly clearance with the agency **Preferred technical and ... around us. **Your role and responsibilities** As a System Administrator , you will work closely with IBM and clients'...professional experience** * Linux administration skills * Knowledge of HCL BigFix *… more
    IBM (11/12/25)
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