• Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... to:** + Providing end-user support to personnel utilizing ITD IT systems. + Triaging help desk tickets for a...decommission of physical desktop, data center equipment and other IT assets. + Performing general operations & maintenance for… more
    ManTech (12/03/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... to:** + Providing end-user support to personnel utilizing ITD IT systems. + Triaging help desk tickets for a...decommission of physical desktop, data center equipment and other IT assets. + Performing general operations & maintenance for… more
    ManTech (11/19/25)
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  • IT Administrator

    Advanced Technology and Research Corporation (Bethesda, MD)
    …ATR offers an attractive comprehensive benefits package, including Medical/Dental insurances, free basic life/ADD, and long-term and short-term disability insurances, ... IT Admin Location: Bethesda, MD Type: Full Time Min. Experience: Entry Level: Salary Range : $60,000-$75,000 USD per year Advanced Technology & Research Corporation (www.atrcorp.com) is seeking to fill the following full-time permanent position. Based in… more
    Advanced Technology and Research Corporation (12/09/25)
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  • IT Infrastructure and Engineering Support…

    CACI International (Sterling, VA)
    IT Infrastructure and Engineering Support Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret ... Opportunity:** CACI has an immediate opening for an Infrastructure/Systems Administrator , supporting a development and test environment, utilizing various operating… more
    CACI International (11/29/25)
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  • Flex ITSM Tools Administrator

    Marriott (Bethesda, MD)
    …Technology Analyst. In this role you will perform the function as a Flexera Administrator within the ServiceNow CMDB and IT Asset Management Team. This role ... technical solutions in terms of business and leadership. Preferred: + Flexera ' IT Asset Management Administrator ' Certification + Experience leading Flexera One… more
    Marriott (11/26/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …Top Secret/SCI clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar IT support role. Compliant with DoD ... you receive the utmost employee care. Responsibilities The System Operations/ Administrator will perform the following duties: Install, configure, and maintain… more
    Sciolex Corporation (10/14/25)
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  • System Administrator Lead

    AeroVironment (Herndon, VA)
    **Worker Type** Regular **Job Description** **Summary:** The primary role of the **System Administrator Lead** is to provide IT systems administration, IT ... development and integration, IT system/software testing, cybersecurity compliance, IT system troubleshooting, and incident response for a high priority… more
    AeroVironment (12/20/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    Job Description We are seeking a highly skilled Senior Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have a strong ... to: - Hardware and software installation and upgrades - Assists the IT operations team to perform operating system updates, patching, installing and troubleshooting.… more
    Insight Global (12/04/25)
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  • Citrix Systems Administrator

    Leidos (Bethesda, MD)
    …where you can thrive, keep reading!** Leidos is seeking a Citrix Systems Administrator to support the National Media Exploitation Center (NMEC). The Administrator ... multiple enclaves and assist with the implementation of new solutions. The administrator will help drive adoption of trusted thin-client platforms and virtual… more
    Leidos (12/03/25)
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  • System Security Engineer

    Guidehouse (Bethesda, MD)
    …Symantec DLP, Sentinel, CloudWatch, Security Center). + 1+ years of experience as IT system administrator or engineer. Experience can include: + System ... **Job Family** **:** IT Cyber Security **Travel Required** **:** Up to 25% **Clearance Required** **:** Ability to Obtain Public Trust **What You Will Do** **:** **.… more
    Guidehouse (11/19/25)
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  • Cloud Administrator

    Leidos (Ashburn, VA)
    …confirmed security violations. We are seeking a skilled and motivated Cloud Administrator to join our growing team. **Primary Responsibilities:** The Cloud ... Administrator will play a key role in managing, maintaining,...Familiar with the management, operational, and technical aspects of IT Security in a complex enterprise environment. Additional experience… more
    Leidos (11/15/25)
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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology ( IT ) ... of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR SENIOR Advance how our customers operate while you advance your… more
    General Dynamics Information Technology (12/18/25)
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  • Lead ServiceNow System Administrator Public…

    ICF (Reston, VA)
    …rapidly growing, entrepreneurial, technology department, seeking a Lead ServiceNow System Administrator to support a federal project. Our Data Modernization Division ... the expertise, agility, and commitment to design, build, and operate high-performance IT engines to support all aspects of our clients' business. **Position… more
    ICF (12/23/25)
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  • Cisco Call Manager Administrator

    CACI International (Chantilly, VA)
    Cisco Call Manager Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * **The Opportunity:** CACI is looking for a Cisco Call Manager Administrator is responsible for the day-to-day administration, configuration, and maintenance of the… more
    CACI International (09/27/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Reston, VA)
    …administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or configuring devices, applications, and security ... GED and 7+ years of experience as a system administrator , Associate's degree and 5+ years of experience as...Solutions, LLC is a service-disabled veteran owned, highly regarded IT consulting and management firm. ENS consults for the… more
    ENS Solutions (09/27/25)
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  • ITSM ServiceNow Administrator

    BAE Systems (Sterling, VA)
    **Job Description** **Join a Team that's Shaping the Future of IT Support** At BAE Systems, we're passionate about delivering innovative IT solutions that enable ... customers to achieve their missions. As an **ITSM ServiceNow Administrator ** , you'll play a critical role in providing..., you'll play a critical role in providing exceptional IT support to the customer. You'll be part of… more
    BAE Systems (10/30/25)
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  • Acquisition Administrator Active TS/SCI…

    CGI Technologies and Solutions, Inc. (Chantilly, VA)
    **Acquisition Administrator Active TS/SCI with Poly REQUIRED** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United ... Type:** Full Time **Position Description:** CGI Federal is seeking an Acquisition Administrator to provide daily support to triage, prepare, facilitate, and … more
    CGI Technologies and Solutions, Inc. (10/14/25)
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  • Oracle Database Administrator

    Koniag Government Services (Chantilly, VA)
    …Solutions, a Koniag Government Services company **,** is seeking an Oracle Database Administrator with a Secret clearance to support KDS and our government customer ... more. **Koniag Data Solutions, is seeking a skilled and experienced Oracle Database Administrator to join our team. The ideal candidate will have strong expertise in… more
    Koniag Government Services (12/23/25)
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  • Mission Support Administrator - Full…

    Patriot Group International, Inc (Chantilly, VA)
    Mission Support Administrator - Full Performance Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph Shift: ... perspective. We are looking to hire a Mission Support Administrator - Full Performance to join our team in...Virginia area, where we provide the delivery of advanced IT hardware, mission-critical services, and integrated technology solutions to… more
    Patriot Group International, Inc (12/17/25)
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  • Physical Security System Administrator 4

    M. C. Dean (Chantilly, VA)
    …security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, MC Dean delivers resilient, ... and cybersecurity industries. We are seeking a **Physical Security System Administrator 4** to join our **Security and Electronic Systems (SES)** business… more
    M. C. Dean (10/23/25)
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