• Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    …ownership of our critical Red Hat Enterprise Linux environment. As a Senior System Administrator, you'll be instrumental in designing, implementing, and maintaining ... a Red Hat IdM environment, coupled with your ability to develop and maintain automation scripts using tools like Bash and Python, will be crucial in ensuring system… more
    Leidos (12/20/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    MANTECH seeks a motivated, career and customer-oriented ** Senior ** **Cloud System Administrator** in Hanover, MD. The team delivers enterprise infrastructure ... existing on-premise server infrastructure. + Develop, implement and maintain automation scripts and configurations using SaltStack to streamline infrastructure… more
    ManTech (12/24/25)
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  • Geospatial Systems Integrator

    Arena Technical Resources, LLC (Aberdeen, MD)
    …Candidate must possess an active TS/SCI clearance Job Description: As a Senior System Administrator / Integrator, you will lead the design and integration ... conformance matrices, and cross-domain interface documentation. - Interface with senior DoD stakeholders to provide updates, recommendations, and roadmap alignment.… more
    Arena Technical Resources, LLC (12/08/25)
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