• Dentons US LLP (Washington, DC)
    Senior Enterprise Messaging Administrator Chicago, IL, USSt. Louis, MO, USKansas City, MO, USWashington DC, DC, USDenver, CO, USAtlanta, GA, USDallas, TX, US Dec 12, ... 2025 **Senior Enterprise Messaging Administrator ** Dentons US LLP is currently recruiting for a...troubleshooting Outlook email clients. + In-depth understanding of Microsoft Windows Server environments, including 2016, 2019, and 2022. +… more
    DirectEmployers Association (12/13/25)
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  • Washington Metropolitan Area Transit Authority (Washington, DC)
    System Configuration Mgmt. Administrator Job ID: 251075 Location: DC/MD/VA Metro Locations Full/Part Time: Full-Time Posting Open-Close 12/03/2025 - 12/17/2025 Union ... Transit Authority (WMATA) is seeking a System Configuration Management Administrator to support enterprise-wide desktop, server, and endpoint configuration… more
    DirectEmployers Association (12/04/25)
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  • Dentons US LLP (Washington, DC)
    Senior Enterprise Database Administrator Chicago, IL, USAtlanta, GA, USWashington DC, DC, USSt. Louis, MO, USKansas City, MO, USDallas, TX, US Dec 15, 2025 **Senior ... Enterprise Database Administrator ** Dentons US LLP is currently recruiting for a...SQL Mail, SSRS and triggers. + Working knowledge of Windows Server, IIS, DNS, DHCP, and Active Directory. +… more
    DirectEmployers Association (09/20/25)
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  • Infinity Systems Engineering (Alexandria, VA)
    …be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope ... troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain… more
    DirectEmployers Association (12/03/25)
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  • 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 (09/24/25)
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  • Principal Windows Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator to join its Classified Solutions team in Linthicum, MD. ... not be limited to the following: + Perform as a primary Windows /VMware systems administrator for a classified government contact. + Maintain smooth operation of… more
    Northrop Grumman (11/13/25)
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  • Linux/ Windows Systems Administrator

    COMSO, Inc (Columbia, MD)
    Linux/ Windows Systems Administrator II (TS/SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description ... Baltimore Sun Media Group. Currently, we are seeking aSystems Administrator IIto join our Team! ** Must have active...Level II Certification, IA Baseline Certification in Linux, Unix, Windows , or Cisco OS operating system + One (1)… more
    COMSO, Inc (11/27/25)
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  • Principal Windows Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …Information and Digital Office (CIDO) organization is seeking an experienced **Principal** ** Windows Systems Administrator ** to join its dynamic team of ... but not be limited to, the following:** + Perform as primary Windows Systems Administrator for a small to medium sized classified government contract. +… more
    Northrop Grumman (12/18/25)
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  • Windows Systems Administrator

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    Windows Systems Administrator Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) *ACS Description Athenix Solutions Group is ... looking for multiple Windows Systems Administrators for a large program in the...TS/SCI with polygraph clearance to start.** Level 0 System Administrator (SA) shall possess the following capabilities: + No… more
    Athenix Solutions Group, LLC (11/07/25)
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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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  • Windows System Administrator

    ManTech (Laurel, MD)
    …to deliver select EIT. MANTECH is seeking a motivated, career and customer-oriented ** Windows ** **System Administrator ** to join our team in Laurel, MD at ... the DoD Certification/ Accreditation process + Ability to install Windows software and hardware applications; upgrade systems with new...a degree + 15+ years' experience as a Systems Administrator in programs and contracts of similar scope, type… more
    ManTech (12/17/25)
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  • Windows System Administrator 2

    Synergy ECP (Annapolis Junction, MD)
    Windows System Administrator 2 Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description Synergy is seeking aWindows System ... service levels and objectives are met. The job duties of the Windows System Administrator are as follows: + Administrating day-to-day IT systems to include… more
    Synergy ECP (11/06/25)
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  • System Administrator Windows -TS/SCI…

    Leidos (Annapolis Junction, MD)
    **Description** **System Administrator - Windows ** **Leidos** has a new and exciting opportunity for a **System Administrator - Windows ** in our **National ... complex equipment/systems (ex. Network Switches, Routers, LANs, & cabling, Windows /Linux operating systems, VMware, etc.). + Must have experience installing,… more
    Leidos (11/05/25)
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  • (Mid. or Senior) Networking Systems…

    Belay Technologies (Annapolis Junction, MD)
    …2020 and a finalist in 2021! Belay Technologies is seeking a Network Systems Administrator ( Windows ) to join our team. The selected individual will be ... (6) years, No CCAs + Must have experience installing, updating, and upgrading Windows Desktop and Server Operating Systems (OS). + Must have experience installing,… more
    Belay Technologies (10/01/25)
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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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  • Window System Administrator

    ManTech (College Park, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Windows ** **Systems Administrator ** to join our team in **College Park, Maryland** . The position ... is part of a team that provides Windows Systems Administration support for an organization that is tasked with researching challenging problems within the… more
    ManTech (10/14/25)
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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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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …or a related field + VMware Certified Professional (VCP), Microsoft Certified: Windows Server Hybrid Administrator Associate, or Red Hat Certified System ... Systems Administrator The Opportunity: In this role, you'll design,...evolve the systems that power national-security missions. From enterprise Windows and Linux servers to virtualization, storage, and backup… more
    BOOZ, ALLEN & HAMILTON, INC. (11/24/25)
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  • Principal Systems Administrator 4 (Unix…

    Oracle (Washington, DC)
    …teams. **Requirements:** + Seeking over 10+ years of experience working with Windows , Unix/Linux Servers and system administration + Must have background in Cyber ... + Ability to understand, debug scripts such as Unix shell scripts, Windows PowerShell, Perl and Python from a system administration support perspective +… more
    Oracle (11/25/25)
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