• Linux Administrator , Senior

    Amentum (Baltimore, MD)
    …& Intel space? If so, look no further. Amentum is seeking a **Linux Administrator , Senior ** to join our team of passionate individuals in **Hanover, MD** ... as well as everything in between for the full data processing thread. Our teams can range from one...to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates… more
    Amentum (01/06/26)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **Intelligence Sector's (NSS) Cyber & Analytics Business ... and make a difference in National** **Security!** As a Senior Systems Administrator you will play a...access and usage. + Monitor and resolve issues for client/server/ storage /network devices and mobile devices. + Communicate status updates… more
    Leidos (11/15/25)
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  • Senior Subcontract Administrator

    System One (Silver Spring, MD)
    Senior Subcontract Administrator Remote System One is currently seeking a motivated/seasoned individual to serve as a Senior Subcontract Administrator , ... Interfaces with affected groups to clarify and ensure that all necessary data has been included. * Receives subcontractors' responses to requests for proposals,… more
    System One (01/10/26)
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  • Senior Subcontract Administrator

    System One (Houston, TX)
    Senior Subcontract Administrator Remote System One is seeking a Senior Subcontract Administrator to administer one or more large subcontracts to ensure ... Interfaces with affected groups to clarify and ensure that all necessary data has been included. + Receives subcontractors' responses to requests for proposals,… more
    System One (01/10/26)
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  • Systems Administrator Senior

    Lockheed Martin (Fayetteville, NC)
    **Description:** You will be the Systems Administrator Senior for our team\. Our team is responsible for delivering elite IT services-including hardware and ... a DoD‑approved enclave\. **What You Will Be Doing** As the Systems Administrator Senior , you will be responsible for provisioning, installing, configuring,… more
    Lockheed Martin (12/18/25)
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  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …& Intel space? If so, look no further. Amentum is seeking a **Linux Administrator , Senior ** to join our team of passionate individuals in **Hanover, MD** ... as well as everything in between for the full data processing thread. Our teams can range from one...to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates… more
    Amentum (11/21/25)
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  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our IT ... and security of infrastructure supporting geospatial analytics, software development, and data services. Position may be performed in the following locations below.… more
    Leidos (01/16/26)
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  • Linux System Administrator - Senior

    Nightwing (Sterling, VA)
    …maintenance of an organization's IT infrastructure, including servers, VMs, networks, and data storage solutions + Provide advanced technical support and ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (12/20/25)
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  • Senior SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    Senior SIGINT Systems Administrator - Sensor Resource Manager Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: ... of Travel: Local * * * The Opportunity: CACI is seeking a SIGINT Systems Administrator and Sensor Resource Manager Subject Matter Expert (SME) to join the CACI team… more
    CACI International (12/12/25)
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  • Senior Systems Administrator

    ManTech (Washington, DC)
    …questions, and use. + Troubleshoot and resolve incident tickets to include data storage , network connectivity, Active Directory accounts and security groups, ... computer systems. + Demonstrated experience troubleshooting and resolving issues with data storage , network connectivity, Active Directory accounts and security… more
    ManTech (12/31/25)
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