• RCG, Inc. (Washington, DC)
    …IT services to our government clients. The Opportunity We are currently seeking a Systems Administrator ( Windows ) to join our team in Washington, DC ... employment until it is successfully completed. Role Overview The Systems Administrator ( Windows ) will be...on system and server upgrades. Qualifications Active Top - Secret Clearance required. Bachelor's degree in Computer… more
    CollegeRecruiter (12/13/25)
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  • Infinity Systems Engineering (Alexandria, VA)
    …- now, come 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 ... secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms...experience is a plus) + Proficient in Linux and Windows system administration + Active CompTIA Security+… more
    DirectEmployers Association (12/03/25)
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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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  • Linux/ Windows Systems

    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 ... Service, TIBCO, Active MQ, Artemis, Kafka) Description: + The System Administrator is responsible for the provisioning,...established Standard Operating Procedures (SOPs). + Build and configure Windows Server 2019 and 2022 systems from… more
    COMSO, Inc (11/27/25)
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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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  • 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 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 System Administrator

    Amentum (Fort Meade, MD)
    …Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Windows System Administrator ** to join our team of passionate individuals in ... troubleshooting and user assistance. * Maintains user accounts, access control, and system / security configuration. * Maintains operating systems and… more
    Amentum (12/05/25)
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  • 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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  • 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 (12/15/25)
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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...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)
    **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) - a cutting edge team within Lockheed Martin's Advanced Technology ... scientific disciplines\. What You Will Be Doing: As the Systems Administrator you will be responsible for...special access\. The selected candidate must possess an active Top Secret clearance to start\. \#lmatl **Basic… more
    Lockheed Martin (10/22/25)
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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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  • System Engineer ( TS /SCI)- Senior…

    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 ... + Experience with hardening Windows environments + Significant experience with system administration of server operating systems such as Microsoft Server… more
    Vexterra Group (10/14/25)
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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 (12/04/25)
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  • Cloud System Administrator

    General Dynamics Information Technology (Annapolis Junction, MD)
    …RQ208554 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... 3 + years of related experience **US Citizenship Required:** Yes **Job Description:** Cloud System Administrator Own the opportunity as a Cloud System more
    General Dynamics Information Technology (10/09/25)
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  • Systems Administrator (1st shift),…

    General Dynamics Information Technology (Mclean, VA)
    …RQ211537 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Dynamics Information Technology has an immediate opening for a Systems Administrator . The candidate is a ...Symantec Anti-Virus, Veritas Back-up Exec, Mediawiki + Jira ticketing system + Basic windows script knowledge and… more
    General Dynamics Information Technology (12/15/25)
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