• Windows Administrator

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for a Windows Administrator , tocreate and maintain team technical instructions, operating procedures and policies as ... position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a mixed and growing environment… more
    GovCIO (12/24/25)
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  • Lead Windows Systems Administrator

    General Dynamics Information Technology (Chantilly, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Lead Windows Systems Administrator (SME) We are seeking an accomplished Lead ... Windows Systems Administrator to oversee the design, operations, and maintenance of a mission-critical Windows infrastructure that supports analysts and… more
    General Dynamics Information Technology (12/29/25)
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  • Windows System Administrator

    Link Solutions Inc (Adelphi, MD)
    …appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator (Senior-Level) to join our team at Adelphi, MD. + ... active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator (Senior-Level) will be responsible for the… more
    Link Solutions Inc (10/08/25)
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  • Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows Systems ... management of enterprise systems, storage, patching, and endpoint solutions across Windows platforms. The role ensures the performance, reliability, and security of… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Systems Administrator ( Windows )

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** **SYSTEMS ADMINISTRATOR ( WINDOWS ) (RDTE)** Bowhead seeks a Systems Administrator ( Windows ) to provide customer support and technical ... Surface Warfare Center Dahlgren Division (NSWCDD). **Responsibilities** **The Systems Administrator will be responsible for:** + Answering questions about… more
    UIC Government Services and the Bowhead Family of Companies (12/23/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI clearance ... desired to be Global Information Assurance Certification (GIAC) or GIAC Certified Windows Security Administrator (GCWN) certified. + Strongly desired to be… more
    V2X (11/15/25)
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  • Windows System Administrator 1

    M. C. Dean (Falls Church, VA)
    …lives, and changing the world for the better. We are seeking a **System Administrator 1** to join our **Security and Electronic Systems (SES)** business Unit. As ... and reviewing system logs. + Support configuration and management of Windows operating systems and install/load operating system software. + Support desktop… more
    M. C. Dean (12/23/25)
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  • Windows System Administrator 2

    M. C. Dean (Falls Church, VA)
    …lives, and changing the world for the better. We are seeking a **System Administrator 1** to join our **Security and Electronic Systems (SES)** business Unit. As ... a High School Diploma **Required Progressive Experience:** + Requires system administrator experience in performing triage on system problems, resolving the system.… more
    M. C. Dean (12/23/25)
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  • Windows System Administrator

    V2X (Mclean, VA)
    **Description** **Responsibilities:** + Sustain and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span ... teams including application development and networking + Build and harden Windows servers, establish and manage configuration baselines + Plan, test, install,… more
    V2X (12/30/25)
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  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    …Systems Security Certified Practitioner (SSCP)). + Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + ... our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining robust and… more
    Leidos (12/20/25)
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  • Sr Citrix/ Windows Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …What you need: Experience: 8-10 years of hands-on experience as a Windows Systems Administrator /Engineer. Proven expertise managing Windows Workstations ... None **Job Family:** IT Infrastructure and Operations **Skills:** Domains Automating,Infrastructure, Windows Troubleshooting **Experience:** 9 + years of related experience… more
    General Dynamics Information Technology (12/29/25)
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  • Windows Systems Adminsitrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a skilled and motivated ** Windows Systems Administrator ** to join our team of top Information Technology and Analytic professionals in ... will play a vital role in maintaining and enhancing the Sponsor's Windows environment, contributing to national security through technical excellence. This dynamic… more
    ManTech (12/03/25)
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  • Principal/Sr. Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …system integration, sustainment, and ground/flight test support. + Perform as a Windows \VMware System Administrator for a classified government contract. + ... (NGAS) has an exciting career opportunity for a **Principal/Sr. Principal Systems Administrator ** to join the Ground Segment team of qualified, diverse individuals… more
    Northrop Grumman (12/12/25)
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  • Senior System Administrator - Network…

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

    TekSynap (Fort Belvoir, VA)
    …CISSP, CCNP Security, or equivalent). + Desired Certifications: Microsoft Certified: Windows Server Hybrid Administrator Associate, VMware VCP, Nutanix NCP. ... **Responsibilities & Qualifications** **Responsibilities** + Review Windows Server configurations, GPOs, and domain controllers for STIG compliance. + Assess… more
    TekSynap (12/24/25)
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  • 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)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …CKA - Confirms ability to install, configure, and manage Kubernetes clusters. + Azure Administrator Associate or MCSE: Windows Server - Credential for managing ... **Job Description:** Parsons is looking for an amazingly talented **Mid System Administrator ** to join our team! **What You'll Be Doing:** + Maintains smooth… more
    Parsons Corporation (11/15/25)
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  • Principal Systems Engineer

    V2X (Springfield, VA)
    …Productivity and Global Information Assurance Certification (GIAC) GIAC Certified Windows Security Administrator (GCWN) certified. + Technical certifications ... Exchange, Internet Information Services (IIS), SharePoint, Skype for Business, SQL Server, Windows , Windows and Server. + Demonstrated experience in leveraging… more
    V2X (11/25/25)
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  • Support the Army Research Laboratory (ARL)…

    SAIC (Adelphi, MD)
    …This position is your opportunity to utilize your skills and background as a Windows Systems Administrator and deliver support to the warfighting mission and ... Technicians + Network Engineers + Network Technicians + System Administrators ( Windows , Linux, Mac OS) + Service Desk Support **Qualifications** **EDUCATION AND… more
    SAIC (11/06/25)
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  • System Engineer (TS/SCI)- Senior or Mid Level

    Vexterra Group (Bethesda, MD)
    Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the ... (NMEC). This role requires an individual with subject matter expertise administering Windows servers within a physical and virtual environment. This role is… more
    Vexterra Group (10/14/25)
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