• Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows ... Systems Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the management of… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Elkridge, MD)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... for you to join our team as a **Cyber Systems Administrator ** based out of **Elkridge, MD**...IT experience is required. + US Citizenship + Active Top Secret / SCI security clearance to… more
    Northrop Grumman (10/02/25)
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  • Systems Administrator II- Full-Scope…

    RTX Corporation (Annapolis Junction, MD)
    …some unclassified work will also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in both ... US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do is rooted in our… more
    RTX Corporation (09/19/25)
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  • Junior Systems Administrator

    SMX (Patuxent River, MD)
    Junior Systems Administrator (4725)at SMX(View all jobs)... Secret to start) with ability to obtain Top Secret clearance + Knowledge of DoD ... Patuxent River, MD SMX is seeking a skilled System Administrator to work within a 24x7 Information Technology Team...24x7 team providing continual support and monitoring of computer systems by resolving or escalating problems that arise +… more
    SMX (10/03/25)
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  • Unix IA Ops Systems Administrator

    SMX (Patuxent River, MD)
    Unix IA Ops Systems Administrator (4702)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a Mid-Level Unix IA Ops ... Systems Administrator to join our team at...Systems Administrator to join our team at the Patuxent River...and stakeholders **Required Skills & Experience** + Clearance Required: Top Secret + 3-5 years of relevant… more
    SMX (10/01/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end software, systems more
    Leidos (10/09/25)
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  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …can** **grow your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and ... **Description** SAIC, a leading provider of systems engineering & integration, systems development...enhancements to improve reliability and performance **Qualifications** + Active TS /SCI with Polygraph + Requires fifteen (15) years of… more
    SAIC (08/19/25)
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  • Field Engineer/Linux Systems

    Huntington Ingalls Industries (Columbia, MD)
    …the interview process. Job Description Enlighten is looking for a Field Engineer/Linux Systems Administrator to support operational systems at multiple ... Enlighten, honored as a Top Workplace from USA Today, is a leader...and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. Enlighten provides… more
    Huntington Ingalls Industries (08/08/25)
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  • Systems Administrator (IT Program…

    Nightwing (Annapolis Junction, MD)
    …defense, civil, and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified program ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/22/25)
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  • Senior Systems Administrator

    ManTech (Lothian, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Systems Administrator ** to join our team in **Patuxent River, MD.** This is a full-time ... **Clearance Requirements:** + Must be a US Citizen and possess a current/active Top Secret Clearance **Physical Requirements:** + The person in this position… more
    ManTech (10/08/25)
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