• Customer Support Engineer

    Insight Global (Reston, VA)
    …we run our services, then this job is for you. Every candidate must have an active Top Secret SCI with Full Scope Polygraph. We are a company committed to ... . Skills and Requirements -2-3 years' experience as a Systems Administrator -Experience working with Windows based...24x7x365 across a myriad of shifts on site -Active TS SCI with Full Scope Polygraph -Microsoft… more
    Insight Global (08/09/25)
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  • IT Infrastructure Management Technical Lead

    Systems Engineering Solutions Corporation (Chantilly, VA)
    …in relevant field . Experience with unclassified, secret , top secret / sensitive compartmented information networks. . Technical Expertise: * ... hands-on technical leadership and strategic guidance to ensure our systems are robust, secure, scalable, and aligned with business...Top Secret with eligibility to Special Compartmented Information ( SCI ) Requirements *… more
    Systems Engineering Solutions Corporation (05/30/25)
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  • System Administrator , Senior

    Parsons Corporation (Annapolis Junction, MD)
    …Certified Professional or relevant VMware certification **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is ... securing the platform and operational technology of National Security Systems - a mission at the heart of our...service, oral and written communication, and problem solving. + TS / SCI w/ polygraph **Preferred** **:** + Experience… more
    Parsons Corporation (06/20/25)
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  • Network Administrator II

    William C Brown Inc (Springfield, VA)
    …Master's Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is ... Network Administrator II EOE Statement We are an equal...rooms, communications closets, operations centers, and user workspaces. + TS / SCI Security Clearance (US Citizenship required) These… more
    William C Brown Inc (06/03/25)
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  • Endpoint Security as a Service (ESS) Engineer/…

    Leidos (Washington, DC)
    …network components and develop cutting-edge technical solutions. **Basic Qualifications:** + Active ** Top Secret clearance** ( SCI eligible). + **8+ years ... mission.** **What You'll Do** As an ESS Engineer and Administrator , you won't just maintain systems -...a knack for troubleshooting under pressure. **Preferred Qualifications:** + ** TS / SCI clearance** and **DOD 8570 IAT Level… more
    Leidos (07/02/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    …actions + Report as vendor updates are received **You'll Bring These Qualifications** + Top Secret / SCI clearance (current), with the ability to successfully ... Linux Administrator - ACAS Job Category: Information ...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (08/11/25)
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  • System Administrator 4

    M. C. Dean (Fort Belvoir, VA)
    …and must meet eligibility requirements, including US Citizenship, for access to classified information ; **ACTIVE TOP SECRET Clearance with the ability to ... Administrator 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic...obtain a TS / SCI w/ Polygraph is REQUIRED** **Key Requirements:** + Education:… more
    M. C. Dean (07/15/25)
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  • System Administrator

    Systems Technologies, Inc. (Hanover, MD)
    information systems , or computer science SECURITY CLEARANCE . Active DoD Top Secret / SCI clearance required TRAVEL . Some travel may be required. ... Location Hanover, MD Job Setting On-site Job Category Information Assurance Apply Now (https://phh.tbe.taleo.net/phh04/ats/careers/v2/applyRequisition?org=SYSTEK&cws=42&rid=1146) SYSTEM ADMINISTRATOR more
    Systems Technologies, Inc. (06/03/25)
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  • IT Lead

    KBR (Bethesda, MD)
    …and contracts to accomplish Government requirements. + Experience as a Systems Administrator /Network Engineer for development/integration programs. + Experience ... Title: IT Lead Title: Information Technology Lead Belong. Connect. Grow. with KBR!...preferred in Engineering, Computer Science Security Clearance Requirements: Active TS / SCI and willingness to sit for a… more
    KBR (05/22/25)
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  • AWS Admin/Full Stack Developer

    Leidos (Chantilly, VA)
    …tools + Demonstrated working experience in the AWS cloud as a systems administrator conducting set-up, development, and maintenance. + Demonstrated experience ... key customers and users. The Admin/Developer should have strong systems , software, cloud, and Agile experience to support a...must be a US Citizen and have an active TS / SCI with Poly. + Bachelor's degree in… more
    Leidos (06/27/25)
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