• Principal Linux Systems…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and… more
    Leidos (07/31/25)
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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 the implementation, troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and associated processes.… more
    ManTech (09/20/25)
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  • Systems Administrator

    Leonardo DRS, Inc. (Frederick, MD)
    …Summary** The Systems Administrator will manage and tune in-house computer systems and network connections to ensure high levels of availability and ... regulatory requirements. **Job Responsibilities** * Manage and maintain in-house computer systems , servers, network connections, and related hardware/software to… more
    Leonardo DRS, Inc. (09/25/25)
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  • Systems Administrator 3 - 23829 (FS…

    Huntington Ingalls Industries (Fort Meade, MD)
    …with network administrators. + Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system ... Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $87,990.00 - $135,000.00 Security Clearance: TS/SCI with Poly Level of Experience: Mid This… more
    Huntington Ingalls Industries (07/08/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    …configuration, and reliable operation of critical computer systems , network servers, and virtualization environments, upholding system stability and ... **ManTech seeks a motivated, career and customer-oriented System Administrator II to join our...with patching and configuring systems , ensuring up-to-date security and optimal system performance. + Practical… more
    ManTech (09/05/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Silver Spring, MD)
    …servers - Assess the stability, security , and scalability of Linux and Windows systems - Troubleshoot firewall and network policies (LAN, WAN, VPN) - Review ... Systems Administrator Location: Silver Spring, US... Systems Administrator Location: Silver Spring, US Job ID: ATR...errors - Manage user access and maintain server architecture security - Support staff and back-end system … more
    Arena Technical Resources, LLC (07/22/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **Linux System Administrator ** to join our team located in the Fort Meade, MD area. ... adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems...IPA replacing human error and manual process + Analyze system and security logs while responding to… more
    ManTech (09/04/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    ManTech seeks a motivated and career-oriented **Linux** ** Systems Administrator ** to join our team in **Laurel, MD** . You will be part of a dedicated team ... + Support the implementation, troubleshooting, and maintenance of IT systems + Provide Tier 1 (Help Desk) and Tier...system software, troubleshoot system issues, maintain system integrity, configure network components, and implement… more
    ManTech (08/22/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the Fort Meade, MD area. ... adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems...IPA replacing human error and manual process + Analyze system and security logs while responding to… more
    ManTech (08/23/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the **Fort Meade, MD** area. ... adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems...IPA replacing human error and manual process + Analyze system and security logs while responding to… more
    ManTech (08/20/25)
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