• Network Administrator

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …other classified/unclassified systems. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information ( SCI ) and ... all-inclusive. All individuals supporting this task shall possess a Top Secret ( TS ) clearance and...the last six (6) years and be eligible for Sensitive Compartmented Information ( SCI… more
    Kratos Defense & Security Solutions, Inc. (10/18/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …+ Active Secret clearance required; ability to obtain and maintain a Top Secret / SCI clearance post-hire. Preferred Skills\Qualifications: + Minimum ... Secret clearance with the ability to obtain Top Secret post-hire Qualifications: + Bachelor's degree...outputs and drive remediation. + Extensive background as a Linux System Administrator in secure, classified environments,… more
    L3Harris (09/25/25)
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  • Systems Integration Engineer

    Synergy ECP (Columbia, MD)
    …age, disability, veteran status, or any other protected class. Clearance Required: TS / SCI w/ Full Scope Polygraph Other Requirements: US Citizenship ... field may substitute for two (2) years' experience Experience as a Linux System Administrator with technical knowledge regarding compute, network, memory,… more
    Synergy ECP (10/15/25)
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  • Network/System Administrator (Net/Sys…

    General Dynamics Information Technology (Bedford, MA)
    …and Military Compartments efforts. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information ( SCI ) and Special ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph...CCNP Security, CISA, etc.) **Clearance Required to Start:** + TS / SCI required. + Must be able to… more
    General Dynamics Information Technology (09/02/25)
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  • Systems Administrator (Multiple Levels)

    Noblis (Chantilly, VA)
    …+ Active Top Secret ( TS ) clearance with eligibility for Sensitive Compartmented Information ( SCI ) and ability to obtain a Counterintelligence ... web servers. You will support the multi-enclave environment (Unclassified, Secret , and Top Secret / SCI...management + **Compensation: 117,800 - 184,100** Desired Qualifications Active TS / SCI with CI Polygraph Experience with: +… more
    Noblis (09/03/25)
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  • Systems Administrator

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... experience and a BS degree or above\. **An active TS / SCI clearance is required for consideration\.** Lockheed...and comprehensive benefits package\. **Basic Qualifications:** * Significant System Administrator experience * Red Hat Linux OS… more
    Lockheed Martin (10/18/25)
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  • Principal/ Sr. Principal Engineer in support…

    Northrop Grumman (Rome, NY)
    …Secret clearance with the ability to obtain a Top Secret clearance with Sensitive Compartmented Information ( TS / SCI ) + Able to obtain IAT ... clearance with the ability to obtain a Top Secret clearance with Sensitive Compartmented Information ( TS / SCI ) + Able to obtain IAT Level II… more
    Northrop Grumman (10/16/25)
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  • DevOps/Principal Systems Administrator

    BAE Systems (Manchester, NH)
    …in ensuring the integrity, security, and availability of systems operating within Sensitive Compartmented Information Facilities (SCIFs) or other closed ... Systems. BAE Systems is seeking an experienced IT Systems Administrator with DevOps experience to be part of a...US Citizenship as required by contract + Active US Top Secret Security Clearance and CompTIA Security… more
    BAE Systems (10/03/25)
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  • HW Infrastructure Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …ID:** J0925-2109 **Employment Type:** Full Time **Position Description:** Government Clearance Requirement: TS / SCI required with the ability to obtain a TS ... **HW Infrastructure Administrator ** **Category:** Business Consulting, Strategy and Digital Transformation...2 to 5 years of experience * Security Clearance: TS / SCI required with the ability to obtain… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …ID:** RQ206899 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT), Linux ,System Administration **Certifications:** CompTIA Security+ CE |… more
    General Dynamics Information Technology (09/06/25)
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