• 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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  • G2 SharePoint Systems Administrator

    General Dynamics Information Technology (Fairfax, VA)
    …/ Systems Administrator ** must have: + **Security Clearance Level:** Active Top Secret clearance. (A Secret clearance with completed T5 Investigation ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure… more
    General Dynamics Information Technology (01/05/26)
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  • G2 Directory Services Engineer / Senior…

    General Dynamics Information Technology (Fairfax, VA)
    Systems Administrator ** must have: + **Security Clearance Level:** Active Top Secret clearance. (A Secret clearance with completed T5 Investigation ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job...into opportunity as a **Directory Services Engineer / Senior Systems Administrator ** at GDIT. Shape what's next… more
    General Dynamics Information Technology (01/05/26)
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  • Systems Administrator

    Koniag Government Services (Washington, DC)
    …Management Solutions,** a Koniag Government Services company, is seeking a Systems Administrator with a Top - Secret clearance with the ability to obtain ... a Koniag Government Services company, is seeking an experienced Systems Administrator to support our government client....Minimum 8 years of system administration experience + Active Top - Secret clearance with ability to obtain SCI… more
    Koniag Government Services (12/30/25)
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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 Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the management of… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... 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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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure ... of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR SENIOR Advance how our customers... Secret with the ability to obtain a Top Secret + US citizenship required **Skills… more
    General Dynamics Information Technology (12/18/25)
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  • Senior Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract in the ... tools + Configure and manage virtual machines, containers, storage systems , and networking components in secure cloud environments +...be able to maintain a security clearance at the Top Secret level with SCI eligibility and… more
    UIC Government Services and the Bowhead Family of Companies (01/06/26)
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  • Junior Systems Administrator

    Amentum (Mclean, VA)
    …and support of computer systems and networks. **Must have an Active Top Secret /SCI US Government clearance. Note: US Citizenship is required to maintain ... **Amentum** is looking for a **Junior Systems Administrator ** to join our team...a Top Secret /SCI clearance.** **Responsibilities:** + Installing and… more
    Amentum (01/01/26)
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  • PKI Systems Administrator

    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 ... + years of related experience **US Citizenship Required:** Yes **Job Description:** PKI Systems Administrator Advance how our customers operate while you advance… more
    General Dynamics Information Technology (12/17/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …or DevOps tooling, including Ansible, Jenkins, or Terraform + Top Secret clearance + Bachelor's degree in Information Systems , Computer Science, or ... Systems Administrator The Opportunity: In this... Systems Administrator The Opportunity: In this role, you'll design,...Ability to design and maintain Highly Available solutions + Secret clearance + HS diploma or GED + CompTIA… more
    BOOZ, ALLEN & HAMILTON, INC. (12/23/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …of your career. Northrop Grumman Classified Solutions is seeking a well-qualified Linux Systems Administrator to join its dynamic team of technical professionals ... software, and system components. + Perform as a Linux systems administrator for a classified government network...IS related field. + An active or current DoD Top Secret security clearance. + Current Security+… more
    Northrop Grumman (01/06/26)
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  • Systems Administrator (Hybrid…

    Serco (Washington Navy Yard, DC)
    …- $162978.79 **Position Description & Qualifications** Serco is seeking a skilled Systems Administrator to support the Navy-owned PMS-ES Integrated Data ... Full-Time The ability to obtain and maintain a DoD Secret security clearance. No - Teleworking not available for...environments. + Managing and executing regular backups for on-prem systems to ensure data integrity and disaster recovery readiness.… more
    Serco (01/03/26)
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  • ServiceNow/SharePoint Principal - Top

    General Dynamics Information Technology (Arlington, VA)
    …or Microsoft SharePoint Administrator certification. + **Security Clearance Level:** Active Top Secret with SCI Eligibility + **Location:** On Customer Site, ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (12/13/25)
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  • Splunk Administrator

    BAE Systems (Washington, DC)
    …years work experience of which three years are position related experience. + An ACTIVE DoD Top Secret security clearance + A DoD 8570 IAT Level II or III ... Systems is seeking an experienced full-time on-site SPLUNK Administrator at Washington Navy Yard to support our work...defense, aerospace, and security solutions. As one of the top ten defense contractors, we employ a skilled workforce… more
    BAE Systems (01/08/26)
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  • System Administrator

    BAE Systems (Washington, DC)
    …, Computer Science, or related field with six years of experience. + Active DoD Top Secret security clearance. + DoD 8570 IAT Level II or III certification ... Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor...defense, aerospace, and security solutions. As one of the top ten defense contractors, we employ a skilled workforce… more
    BAE Systems (12/13/25)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    …Information Systems or related field with six years of experience. + Active DoD Top Secret security clearance. + DoD 8570 IAT Level II or III certification, ... Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor...defense, aerospace, and security solutions. As one of the top ten defense contractors, we employ a skilled workforce… more
    BAE Systems (12/04/25)
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  • Systems Administrator (2nd shift),…

    General Dynamics Information Technology (Mclean, VA)
    …RQ212080 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Description:** General Dynamics Information Technology has an immediate opening for a Systems Administrator . The candidate is a systems administrator more
    General Dynamics Information Technology (01/05/26)
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  • Systems Security Administrator

    OCT Consulting, LLC (Washington, DC)
    Systems Security Administrator (15.23) OCT Consulting...a US Citizen. + Must hold an active DoD Top Secret (TS) clearance. + Undergraduate degree, ... and Duties OCT currently has an opening for a Systems Security Administrator to work with a...Access Controls (RBAC) for the Unified Financial Management System Secret Cloud (UFMS-SC), including Writing, Itemizing and Recording Expenses… more
    OCT Consulting, LLC (12/13/25)
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  • System Administrator

    Systems Technologies, Inc. (Hanover, MD)
    …science, information systems , or computer science SECURITY CLEARANCE . Active DoD Top Secret /SCI clearance required TRAVEL . Some travel may be required. ... System Administrator Location Hanover, MD Job Setting On-site Job...monitoring, troubleshooting, analysis and repair of Desktop and Server systems , Disaster Recovery Systems switches, networks, video… more
    Systems Technologies, Inc. (12/02/25)
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