• Linux System Engineer

    CACI International (Laurel, MD)
    Linux System Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... + 14+ years of experience as an Infrastructure Engineer and System Administrator in Linux environments. + Bachelor's degree in Computer Science or related field.… more
    CACI International (09/05/25)
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  • Network & Computer Systems Administrator…

    SMX (Patuxent River, MD)
    …eligibility requirements for access to classified information + Ability to maintain a Top Secret / SCI eligible Clearance + Knowledge of DoD Information ... Network & Computer Systems Administrator - Basic ( TS to TS / SCI ) (3310)at SMX(View...and/or maintenance instruction documents **Required Skills:** + Clearance Required: Top Secret / SCI eligible, Top… more
    SMX (08/08/25)
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  • System Administrator ( TS…

    Parsons Corporation (Columbia, MD)
    …II compliant (Security+ certified preferred, etc.) **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... experience + 5+ years of experience as a System Administrator + Experience with administration of VMware, Linux...inclusive of applications, processes the system supports. + Active TS / SCI with poly clearance **Desired Qualifications:** +… more
    Parsons Corporation (09/04/25)
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  • Systems Administrator IV - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator IV - PIPELINE ( TS / SCI ...Alaska. We are honored to be recognized as a Top Workplace for seven years running by the Baltimore Sun ... Media Group. **SECURITY CLEARANCE IS REQUIRED: TS / SCI w/ POLYGRAPH BEFORE CONSIDERATION** This position...complexity is required. + Requires DoD 8570 compliance with Information Assurance Technical (IAT) Level III certification, and Computing… more
    COMSO, Inc (09/02/25)
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  • Fidelis Administrator - Active TS…

    ENS Solutions (College Park, MD)
    …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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  • Systems Administrator I - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator I - PIPELINE ( TS / SCI ...Alaska. We are honored to be recognized as a Top Workplace for seven years running by the Baltimore Sun ... Media Group. **SECURITY CLEARANCE IS REQUIRED: TS / SCI w/ POLYGRAPH BEFORE CONSIDERATION** This position...complexity is required. + Requires DoD 8570 compliance with Information Assurance Technical (IAT) Level I certification, and Computing… more
    COMSO, Inc (09/02/25)
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  • VMWare System Administrator - Onsite…

    Booker DiMaio, LLC (Annapolis Junction, MD)
    Candidates must have an active Top Secret / SCI Clearance with a Full Scope Polygraph. Onsite in Annapolis Junction, MD Role Responsibilities: We are looking ... for a senior level system administrator /engineer with deep knowledge and experience with VMWare. This...fit-up, and system deployment + General Windows and some Linux system administration and sustainment experience, to include patching… more
    Booker DiMaio, LLC (08/27/25)
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  • Senior Network Engineer - TS / SCI…

    Amentum (Annapolis Junction, MD)
    …health of a customer network. **Responsibilities:** + Using Network Engineering, System Administrator , and command line Linux skills to maintain a full ... and Windows operating systems (command line a must) **Clearance Required:** + TS / SCI with Poly **Minimum Education:** + Bachelor's degree plus 8-years of… more
    Amentum (07/30/25)
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  • Senior System Integrator Engineer ( TS…

    Vexterra Group (Bethesda, MD)
    …least 6 years of relevant professional experience * Must have an active TS / SCI with Counterintelligence Poly * Experience in system integrations testing through ... and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration, and troubleshooting of both Linux and… more
    Vexterra Group (07/15/25)
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  • System Engineer ( TS / SCI )- Senior…

    Vexterra Group (Bethesda, MD)
    …or SSCP along with an appropriate computing environment (CE) certification) Clearance + Active TS / SCI clearance + Active CI Polygraph or willing to obtain one ... Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the National… more
    Vexterra Group (07/15/25)
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