• 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 ... or equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support… more
    ManTech (08/20/25)
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  • EGIS System Administrator

    Intelligent Waves (Fort Belvoir, VA)
    …with ArcGIS API for Python and REST APIs. + 2-3+ years of experience administering Windows Server environments. + 2-3 years of experience with web server ... **Overview** Intelligent Waves is seeking an **EGIS System Administrator ** to support the development and administration of ArcGIS Portal. This role is responsible… more
    Intelligent Waves (09/18/25)
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  • Systems Administrator - Tier 3…

    GovCIO (Fairfax, VA)
    …with the servers, network, or cybersecurity risks + Configure, deploy, and maintain Windows Server Update Services (WSUS) + Analyze and remediate findings from ... $130,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4592/ systems - administrator tier-3-support/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2024-4592_… more
    GovCIO (09/02/25)
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  • 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 obtain one within 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk… more
    ManTech (08/20/25)
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  • System Administrator 2

    M. C. Dean (Arlington, VA)
    …seeking a **System Administrator 1** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (08/27/25)
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  • System Administrator

    CACI International (Chantilly, VA)
    …Scientific Linux, Debian, Amazon L2 etc.). + Microsoft Active Directory + Microsoft Windows Server + Microsoft Internet Information Services (IIS) + Microsoft ... System Administrator Job Category: Information Technology Time Type: Full...to include web servers, database servers, and associated development systems (eg Team Foundation Server ) + Maintains… more
    CACI International (08/15/25)
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  • NITE System Administrator IV

    Huntington Ingalls Industries (Virginia Beach, VA)
    …position involves hands-on administration, maintenance, and cybersecurity defense of client and server systems across the enterprise. The ideal candidate will ... strengthen the technical team What you will do + Administer and maintain Windows Server environments (2016/2019), Active Directory, and Group Policy Objects… more
    Huntington Ingalls Industries (09/17/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …security and economic interests of our nation. SecuriGence is seeking an experienced Systems Administrator to help contribute to our success. If you enjoy ... System Administrator Oakton, VA . Information Technology Join our...Installing, configuring, and supporting windows -based. applications on Windows 7, 8, and 10 desktop systems ,… more
    Chenega Corporation (08/13/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …CKA - Confirms ability to install, configure, and manage Kubernetes clusters. + Azure Administrator Associate or MCSE: Windows Server - Credential for ... Parsons is looking for an amazingly talented **Mid System Administrator ** to join our team! **What You'll Be Doing:**...managing Windows and Azure server environments **Security Clearance Requirement:** An active Top Secret… more
    Parsons Corporation (08/16/25)
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  • Network/System Administrator III

    Global Resource Solutions (Arlington, VA)
    …R2/2012 R2 Server , Microsoft Exchange Server 2003/2010, Microsoft Windows 7/10 operating systems (OS) administration and associated hardware + Working ... detail orientated, and talented individual for the position of Network/System Administrator III. Job Description: Summary: The Network/System Administrator III… more
    Global Resource Solutions (09/26/25)
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