• Senior IT / System Administrator

    R&D Industries, Inc. (Milford, IA)
    …expected to have leading-class knowledge of hardware, software, networking, and security. A Senior Systems & Network Engineer should have years of experience ... Position Overview Our Senior IT / System Administrators & Network Engineers...nearly any high-level issue that may occur in the enterprise . * Respond to network alerts and customer issues… more
    R&D Industries, Inc. (12/16/25)
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  • Senior Technical Administrator

    Compass Group, North America (Dorchester, MA)
    …infrastructures, driving digital transformation, and much more. **Job Summary** The Senior Technology Administrator position is responsible for providing ... represent the user perspective in all technical operations and project activities. The Senior Technology Administrator works as a member of the Technology… more
    Compass Group, North America (12/18/25)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    MANTECH seeks a motivated, career and customer-oriented **Linux** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated team ... delivering enterprise infrastructure capabilities for a global workforce that supports...to:** + Configure and manage Linux and Solaris operating systems and installs/loads operating systems software, troubleshoot,… more
    ManTech (12/24/25)
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  • Senior Subcontract Administrator

    Amentum (Houston, TX)
    …States. Our long-term client relationship with NASA has led to a need for a ** Senior Subcontract Administrator ** . * * We are actively searching for qualified ... are proceeding with identifying qualified candidates and conducting interviews. ** The ** Senior Subcontract Administrator ** will: + Award, fully document and… more
    Amentum (01/06/26)
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  • Senior Systems Administrator

    SimIS Inc. (Dahlgren, VA)
    …the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a ... models future environments, requirements, and capabilities, and then secures the enterprise from internal and external threats compliant with Federal, State, and… more
    SimIS Inc. (12/22/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Critical Systems , Enterprise Systems ,Software Updates,System Administration,Technical Issues ... supervision. + Responsible for daily monitoring of interface programs between multiple enterprise systems ; review daily logs and ensure successful completion. +… more
    General Dynamics Information Technology (10/25/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    Job Description We are seeking a highly skilled Senior Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have a strong ... and troubleshooting procedures that are repeatable. - Maintain and enhance existing systems administrator tools, and develop new tools, using available… more
    Insight Global (12/04/25)
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  • Senior Mainframe Database…

    Unum Group (Chattanooga, TN)
    …we're excited about what's next. Join us. **General Summary:** Unum is seeking a senior level IMS Database Administrator position in a challenging IMS and DB2 ... has an ever-growing dynamic workload. Unum is seeking a senior level IMS Database Administrator position in...A basic knowledge of Control Region commands for monitoring Sub- systems , Regions, Databases, and Transaction Queues is required. +… more
    Unum Group (12/21/25)
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  • Senior Research Administrator - Post…

    Massachusetts Institute of Technology (Cambridge, MA)
    Senior Research Administrator - Post Award + Job Number: 25302 + Functional Area: Grants Administration/Management + Department: Comp Sci & Artificial Intel Lab ... Email a Friend Save Save Apply Now Posting Description SENIOR RESEARCH ADMINISTRATOR - POST AWARD, Computer...as a tool for information research; and knowledge of enterprise financial systems , grants management tools and… more
    Massachusetts Institute of Technology (11/13/25)
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  • Senior Security Administrator

    Nightwing (Annapolis Junction, MD)
    …the intelligence community, defense, civil, and commercial markets. Nightwing is seeking a ** Senior Security Administrator ** who will play a critical role in ... + Lead the design, implementation, management, and continuous improvement of enterprise -wide security systems and protocols. + Safeguard the confidentiality,… more
    Nightwing (12/29/25)
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