• AeroVironment (Arlington, VA)
    …+ An active SECRET level clearance. Candidate must be willing to process for TOP SECRET clearance. A TOP SECRET clearance is required throughout ... **Job Summary:** The primary role of the Linux System Administrator is to support the full life-cycle management of...and critical thinking mindset **DESIRED QUALIFICATIONS:** + An active TOP SECRET Clearance. + NOC/SOC Experience +… more
    DirectEmployers Association (12/24/25)
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  • AeroVironment (Arlington, VA)
    …local internal equity as well as alignment with market data. **Clearance Level** Top Secret with Poly **ITAR Requirement:** _T_ _his position requires access ... Regular **Job Description** **Job Summary** The primary role of the **System Administrator ** is to manage and support mission-critical IT infrastructure. This role… more
    DirectEmployers Association (12/19/25)
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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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  • 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 /DevOps…

    ICF (Reston, VA)
    …in anticipation of the award._ **The Work** We are seeking a **System Administrator / DevOps Engineer** to support secure, automated deployments and manage cloud ... + Participate in incident response and recovery efforts, ensuring systems remain secure and operational. **What You Will Bring**...Bring** **With** **You:** + Candidate must have an active Secret clearance or higher + Bachelor's degree in Computer… more
    ICF (12/11/25)
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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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  • Cloud Administrator ( Top

    Tetrad Digital Integrity LLC (Ashburn, VA)
    …years of experience and cyber certifications may be considered in lieu of degree. + Top Secret clearance with SCI eligibility + 5-7 years' experience in a Cloud ... this digital age. We are looking for a Cloud Administrator to join our team in Ashburn, VA to...Federal agency in protection of our various borders. A top - secret clearance with SCI eligibility will be… more
    Tetrad Digital Integrity LLC (11/09/25)
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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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  • 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 (Day Shift)

    General Dynamics Information Technology (Fort Belvoir, VA)
    …RQ211797 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and… more
    General Dynamics Information Technology (12/18/25)
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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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  • Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a...be able to maintain a security clearance at the Top Secret level with SCI eligibility and ... monitoring tools + Configure and manage virtual machines, containers, storage systems , and networking components in secure cloud environments + Implement and… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …RQ206369 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in...experience with web services. + **Security Clearance Level** : Top Secret /SCI with Polygraph + **Preferred Skills:**… more
    General Dynamics Information Technology (12/16/25)
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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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  • Senior Systems Administrator

    The Boeing Company (Herndon, VA)
    …(IDT&S) organization Specialized Infrastructure Operations group is currently seeking a **Senior Systems Administrator ** to join the team in **Herndon, VA** . ... Security+ Certification + 5+ years of experience as a systems administrator + 5+ years of experience...eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required).… more
    The Boeing Company (12/25/25)
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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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