• Linux Engineer ( TS / SCI

    General Dynamics Information Technology (Warrenton, VA)
    …ID:** RQ208194 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... the following: **System Administration** + Prior experience as a Unix/ Linux Systems Administrator of Linux ,...+ Prior experience as a Unix/ Linux Systems Administrator of Linux , preferably RHEL/CentOS (installation, configuration,… more
    General Dynamics Information Technology (10/03/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …and mission focused. This ideal candidate is ready to operate as aTIER 3 level Linux Administrator , experienced in managing large amounts of data and storage at ... Linux Engineer Location: Springfield, VA, US Job ID:...documentation - 8570 Compliance withSecurity+or equivalent certification - Active TS / SCI Clearance - Ability to respond to… more
    Arena Technical Resources, LLC (10/14/25)
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  • Linux Elastic Systems Administrator

    KIHOMAC (Colorado Springs, CO)
    …Must be a US citizen + Candidate must be in possession of a minimum DoD issued Secret Clearance and eligibility for TS / SCI + Candidates with active current ... + Develop strategic insights from large data sets + Present technical information to technical and non-technical audiences + Manipulate and clean large, disparate… more
    KIHOMAC (10/05/25)
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  • Cybersecurity Engineer (Red Hat Enterprise…

    KBR (Bellevue, NE)
    … Systems Administrator with demonstrated expertise in Red Hat Enterprise Linux (RHEL), foundational networking knowledge and TS / SCI clearance. You ... across layers. + Strong organizational and communication skills. Qualifications: + Active TS / SCI clearance with SAP/SAR access eligibility. + BS/BA degree in… more
    KBR (08/13/25)
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  • Systems Administrator

    SAIC (Kirtland AFB, NM)
    …three (3) or more years of relevant experience. **Required Skills and Experience:** + Active Top Secret with SCI eligibility. Able to obtain and maintain ... mid-shift **(2:00 PM to 10:00 PM).** + Proven work experience as a Linux systems administrator , Red Hat-based distributions preferred + Practical experience in… more
    SAIC (09/27/25)
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  • System Administrator

    KBR (Colorado Springs, CO)
    …Standard Qualifications: Required: + Security Clearance: Must have an active US government Top Secret / SCI security clearance, which is something only a ... STIGs and SRGs + Excellent oral and written communication skills Desired: + Linux System Administrator + DevSecOps + Risk Management Framework implementation +… more
    KBR (08/22/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... * * **The Opportunity:** **CACI** is seeking a **Senior Linux Systems Administrator ** to provide support for...Network+, or System Security Certified Practitioner (SSCP). + A TS / SCI clearance with a Polygraph is required… more
    CACI International (09/25/25)
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  • Alternate CRO Cyber Systems Administrator

    SAIC (Kirtland AFB, NM)
    …security, access control, and data safeguards. **Qualifications** **This is you:** + Active Top Secret Clearance with SCI eligibility, and able to ... obtain and maintain TS / SCI . + Bachelor's degree in Computer Science or related...Minimum 1 year of proven work experience as a Linux systems administrator , Red Hat-based distributions preferred.… more
    SAIC (08/15/25)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    …of customer systems. We are looking for a dedicated Linux System Administrator to help us ensure information security readiness and maintain enterprise ... Systems Administrator Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (09/27/25)
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  • Systems Administrator (IT Program Services)

    Nightwing (Annapolis Junction, MD)
    …community, defense, civil, and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified ... certification (ie. Security+ CE, CISSP, etc.). Clearance This position requires a current TS / SCI clearance w/ Full Scope Polygraph Previously part of a leading… more
    Nightwing (09/22/25)
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