• System Administrator Windows

    Leidos (Annapolis Junction, MD)
    **Description** ** System Administrator - Windows ** **Leidos** has a new and exciting opportunity for a ** System Administrator - Windows ** in our ... security scanning for equipment suites in accordance with the System Security Plans for these systems to...systems (ex. Network Switches, Routers, LANs, & cabling, Windows /Linux operating systems , VMware, etc.). + Must… more
    Leidos (11/05/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS /SCI clearance to support our government customer based in ... required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to...obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall support the Information… more
    V2X (11/15/25)
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  • Principal Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator to join its Classified Solutions team in Linthicum, MD. ... limited to the following: + Perform as a primary Windows /VMware systems administrator for a...Bachelor's or Master's degree in IS related field. + Top Secret Clearance. + Experience operating under… more
    Northrop Grumman (11/13/25)
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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 ... Configure and manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoots,...TS /SCI with polygraph clearance to start.** Level 0 System Administrator (SA) shall possess the following… more
    Athenix Solutions Group, LLC (11/07/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    …Chief Information and Digital Office (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team of ... be limited to the following:** + Perform as a Windows System Administrator for a...and permissions + Candidates must have a current DOD ** Top Secret /SCI** level security clearance to include… more
    Northrop Grumman (10/31/25)
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  • Windows System Administrator

    Link Solutions Inc (Adelphi, MD)
    Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator (Senior-Level) will be responsible for the ... for Services and Development. Link Solutions is seeking a Windows System Administrator (Senior-Level) to...a US Citizen. + Must have an active DoD Top Secret Clearance + MS or BA/BS… more
    Link Solutions Inc (10/08/25)
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  • Senior Windows Systems

    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 Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Windows Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking a novice ** Windows Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as a junior Windows Systems Administrator for a...or Master's degree in IS related field. + ActiveTop Secret , TS /SCI, Polygraph, or SAP/SAR access would… more
    Northrop Grumman (11/21/25)
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  • Windows System Administrator

    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 ... and objectives are met. The job duties of the Windows System Administrator are as...Administrator are as follows: + Administrating day-to-day IT systems to include system availability, backup/restore, deploy/provision,… more
    Synergy ECP (11/06/25)
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  • Windows Linux Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …administrative support for both Windows and Linux environments on physical systems and virtual desktops (EVDI). + Troubleshoot system and application issues, ... RQ203465 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job… more
    General Dynamics Information Technology (10/14/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensuring… more
    General Dynamics Information Technology (09/16/25)
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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...and performance enhancements. **Minimum Qualifications:** + 8+ years of System Administration experience + Proficiency in Windows more
    ManTech (10/14/25)
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  • Systems Administrator / Top

    Lockheed Martin (Arlington, VA)
    …troubleshooting skills\. \* Strong oral and written communication skills \* Current final Top Secret clearance and ability to obtain SCI access; applicant ... activities\. * Identify and apply industry best practices for systems administration across Windows , Linux, and VMware...must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation or CV date… more
    Lockheed Martin (10/22/25)
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  • Pr./ System Admin - Shift Work ( Top

    Northrop Grumman (Chantilly, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have ... history. We have an opening for a **Tier 2/3 System Administrator ** to join our team of...Must have US Citizenship with a current or active Top Secret level clearance and the ability… more
    Northrop Grumman (11/15/25)
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  • Top Secret GIS Administrator

    Insight Global (Washington, DC)
    …expertise with 3-5 years in system administration or development * Operating Systems : Windows and/or Linux administration * Experience with at least one ... https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements Job Requirements: * Active DoD Top Secret Clearance (ICE or DHS adjudication… more
    Insight Global (10/29/25)
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  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …RQ209539 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... of related experience **US Citizenship Required:** Yes **Job Description:** **SharePoint Administrator Expert (SME) - TS /SCI required** Make meaningful… more
    General Dynamics Information Technology (10/29/25)
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  • Directory Services Engineer - Active Top

    General Dynamics Information Technology (Washington, DC)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... Server Hybrid Administrator , MCSE) **REQUIRED** . Clearance Level Must Currently Possess: Top Secret and SCI eligible . Location: Onsite . Required: US… more
    General Dynamics Information Technology (11/05/25)
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  • Principal Systems Engineer - active…

    V2X (Suitland, MD)
    …location. The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a ... with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS /SCI clearance to support our government… more
    V2X (11/15/25)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Elkridge, MD)
    …Must be able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system software, patches, and configures ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...for you to join our team as a **Cyber Systems Administrator ** based out of **Elkridge, MD**… more
    Northrop Grumman (10/02/25)
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  • System Administrator ( TS

    Parsons Corporation (Columbia, MD)
    …requirements + Responsible for the administration of Linux systems , and Windows servers inclusive of applications, processes the system supports + Define ... Administrator + Experience with administration of VMware, Linux systems , and Windows servers inclusive of applications,... Windows servers inclusive of applications, processes the system supports. + Active TS /SCI with poly… more
    Parsons Corporation (09/04/25)
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