• Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service Disabled ... Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, Windows ...and Windows operating systems ? CentOS, RedHat, Windows 10, Window Server o DNS Experience o Active… more
    Synergy ECP (10/15/25)
    - Related Jobs
  • Senior VMWare System Administrator

    Intrepid Solutions and Services (Annapolis Junction, MD)
    …operationalization and deployment of new and emerging technologies.We're seeking a ** Senior Level System Administrator with specialized experience with VMWare** ... to network engineering design, system fit-up, and system deployment. + General Windows and some Linux system administration and sustainment experience, to include… more
    Intrepid Solutions and Services (08/28/25)
    - Related Jobs
  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... capacity analysis and system planning. + Configure and manage Linux and Windows operating systems; install, load, and enhance OS software for improved reliability… more
    ManTech (10/14/25)
    - Related Jobs
  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems. + Experience providing help-desk end-user support for… more
    ManTech (11/19/25)
    - Related Jobs
  • Senior Database Administrator

    Highmark Health (Washington, DC)
    …Citizen (due to contractual/access requirements) We are seeking a Database Administrator with experience in PostgreSQL databases within Google Cloud Platform (GCP), ... related to the DBMS technology and computing platform such as Z/OS, UNIX, Linux, and Windows + Take a lead role in conducting root cause analysis to identify and… more
    Highmark Health (10/28/25)
    - Related Jobs
  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and maintenance of ... system capacity analysis and planning + Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software,… more
    SAIC (11/17/25)
    - Related Jobs
  • Senior ArcGIS Administrator

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a ** Senior ** **ArcGIS Administrato** **r** **in Fort Belvoir, VA** to support the DTRA Program. As a member of our high-performing ... Administration, Relational Databases (Oracle and/or PostgreSQL, Scripting (Python, PowerShell), Windows Server Administration, Incident/Ticketing System (ServiceNow, Jira). Selected candidate… more
    Leidos (10/01/25)
    - Related Jobs
  • System Administrator 2

    M. C. Dean (District Of Columbia, DC)
    …+ Perform all duties with minimal direct supervision + Proven experience as a Windows Systems Administrator , with at least 5+ years in a similar role. ... Certified: Azure Database Administrator Associate . Microsoft 365 Certified: Administrator Expert . Microsoft Certified: Windows Server Hybrid … more
    M. C. Dean (08/27/25)
    - Related Jobs
  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... with Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in Chantilly,… more
    Assertive Professionals (10/09/25)
    - Related Jobs
  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Certification Security+ or equivalent + Required Computing Environment Certification: MCSA Windows Server 2019, Azure Administrator Fundamentals, or equivalent + ... related experience **US Citizenship Required:** Yes **Job Description:** **SharePoint Administrator Expert (SME) - TS/SCI required** Make meaningful contributions… more
    General Dynamics Information Technology (10/29/25)
    - Related Jobs