• Senior System Administrator…

    St. George Tanaq Corporation (Suitland, MD)
    …(CCNA), Microsoft / Windows Server Certifications Microsoft Certified: Windows Server Hybrid Administrator Associate or Microsoft Certified: Azure ... Senior System Administrator - Network Operation...sites. 3. Enterprise Systems Administration - Expert in managing Windows Server and Linux environments, Active Directory,… more
    St. George Tanaq Corporation (11/14/25)
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  • Senior IAM Administrator

    Insight Global (Herndon, VA)
    Job Description This position is for our large software client. The Senior Identity and Access Management (IAM) Administrator is responsible for leading secure, ... updates, and auditing across Active Directory, Azure AD, and related services. The Senior IAM Administrator develops and maintains scripts to improve efficiency,… more
    Insight Global (11/10/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... highest standards of service and reliability. We're looking for a skilled System Administrator to join our team and help maintain, troubleshoot, and optimize a wide… more
    CACI International (10/30/25)
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  • Senior Systems Administrator

    Chenega Corporation (Fort Belvoir, VA)
    …Environment Certifications for IAT-II IAW DoD 8570.01-M and BBP 05-PR-M-0002. MCSA Windows Server 2016 Certification required, VMware VCP 7 Certification or ... Senior Systems Administrator Ft. Belvoir, VA... Senior Systems Administrator Ft. Belvoir, VA Join our Talent Network...user guides, and other related training material. + Maintain Windows virtual templates for server deployments. +… more
    Chenega Corporation (09/01/25)
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  • Senior Linux Systems Administrator…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation, troubleshooting,… more
    Leidos (09/26/25)
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  • Senior Lead Server Engineer…

    Shuvel Digital (Washington, DC)
    …their functional area, such as Server (MCSA, MCSP,MCSE, Microsoft Certified Windows Server Hybrid Administrator Associate), VMware Professional, VMware ... Senior Lead Server Engineer Washington District of Columbia + The Senior Lead Server Engineer who will provide technical leadership on major Datacenter… more
    Shuvel Digital (08/28/25)
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  • Database Administrator , Senior -SQL

    Cayuse Holdings (Washington, DC)
    …in high availability and disaster recovery for enterprise systems. + Knowledge of Windows Server patching, auditing, and security controls. + Ability to work ... **Overview** The Database Administrator , Senior , will support the database...of Cayuse. **Responsibilities** + Install, configure, and maintain SQL Server Database Engine, Reporting Services (SSRS), and Integration Services… more
    Cayuse Holdings (10/23/25)
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  • Senior Cloud System Administrator

    ManTech (Hanover, MD)
    …include, but are not limited to:** + Provide administration and support for Windows Server 2022 environments, including Active Directory, and manage Windows ... it + Proficiency in administering Linux operating systems. + Experience with Windows Server 2022 administration, including Active Directory and networking +… more
    ManTech (09/10/25)
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  • Senior Enterprise Database…

    Dentons US LLP (Washington, DC)
    Senior Enterprise Database Administrator Chicago, IL,...SQL Mail, SSRS and triggers. + Working knowledge of Windows Server , IIS, DNS, DHCP, and Active ... DC, USAtlanta, GA, USSt. Louis, MO, USKansas City, MO, US Nov 16, 2025 ** Senior Enterprise Database Administrator ** Dentons US LLP is currently recruiting for a… more
    Dentons US LLP (09/20/25)
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  • Senior Systems Administrator

    BAE Systems (Washington, DC)
    …SQL queries to troubleshoot and resolve issues. + Experience with SQL scripting, Java, Windows Server , Linux, Oracle, Tomcat, data backups, and load balancing. + ... **Job Description** BAE Systems is seeking a Senior **Systems Administrator ** to join the...networks and operating systems such as UNIX, Linux, and Windows . + Install and configure hardware and software, manage… more
    BAE Systems (10/29/25)
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