• Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Linux System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and ... Senior Linux System Administrator Clearance Required: Top Secret or...improve performance and reliability. Key Responsibilities: + Lead system administration activities across ARLEN and CARLEN networks. + Assign… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Sr. Systems Administrator ( Linux )

    Themis Insight (Fort Meade, MD)
    …for a bachelor's degree. + Proficient with Linux . Minimum of 3 years Linux system administration experience (within the last 3 years). + Knowledge of ... and Military expertise to every case. We are hiring a Sr. Systems Administrator ( Linux ) to work in Fort Meade, MD. Position location is subject to change based… more
    Themis Insight (12/19/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator** to join our team in **Ft. Meade, MD** . In this role, you will support ... day-to-day operations and monitoring, and resolve issues related to client/ server /storage/network devices and mobile systems. + Escalate and communicate status… more
    ManTech (10/25/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …substituted for a degree. + 20+ years of related experience in systems administration or IT operations. + Experience with Linux , including installation, ... ManTech seeks a **Senior Linux System Administrator** to join our team in...+ Manage IT system infrastructure and processes related to client/ server /storage/network devices and mobile devices. + Perform Tier 1… more
    ManTech (12/24/25)
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  • Senior Linux Systems Administrator (NDA 4)

    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 & ... this program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end software,… more
    Leidos (10/09/25)
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  • Systems Administrator 2 ( Linux /Unix)…

    Oracle (Annapolis, MD)
    …technical teams. **Requirements:** + Seeking over 2+ years of experience working with Unix/ Linux Servers and system administration + Must have background in ... Cyber Security, Networking and Server Configurations + Willing to work additional or irregular...scripts, Windows PowerShell, Perl and Python from a system administration support perspective + Experience in performing root cause… more
    Oracle (12/21/25)
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  • 337 - Senior Linux Systems Administrator

    ARSIEM (Annapolis Junction, MD)
    …client you work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end software, ... enclave comprised of various hardware, software, and network components to include server architecture, virtual machines, managed switches, NAS, VLANs, and VPNs. +… more
    ARSIEM (10/30/25)
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  • SAP Hana Database Administrator

    BigBear.ai (Annapolis Junction, MD)
    …Extras + SAP Certified Technology Associate SAP HANA (preferred). + Knowledge of Linux /Windows server administration . + Familiarity with BI, data ... TS/SCI w/ Poly clearance. What you will do Database Administration + Administer, monitor, and optimize SAP HANA database...integration concepts. + Experience with other databases (Oracle, SQL Server , PostgreSQL) is a bonus. Why Join Us? You'll… more
    BigBear.ai (11/20/25)
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  • Lab Support Services Engineer - TS/SCI

    General Dynamics Information Technology (Annapolis Junction, MD)
    administration + Data center physical server racking and configuration + Linux administration + Infoblox IPAM administration + Procurement testing & ... approval of enterprise lab tools GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. * Growth: AI-powered career tool that identifies career steps and learning opportunities * Support: An internal… more
    General Dynamics Information Technology (12/15/25)
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  • Oracle Database Administrator

    ManTech (Fort Meade, MD)
    … with a variety of database products that include Oracle and SQL Server , operating in a Linux environment + Perform disaster recovery, performance ... analysis and tuning, index maintenance, and monitoring of data + Develop policies and procedures for ensuring the security and integrity of the database(s) + Perform database and software life-cycle activities to ensure highest level of system performance and… more
    ManTech (11/26/25)
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