• Simulation Engineer - TS / SCI

    Leidos (Reston, VA)
    …Experience:** + Candidate MUST possess an active TS / SCI , or a Top Secret ...a current SSBI, and be eligible to obtain a TS / SCI w / poly ... yet sound, approach to identifying and solving challenges where all the information desired is inherently unavailable and have exceptional attention to detail and… more
    Leidos (12/26/25)
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  • Structural Engineer - Multiple Positions…

    Leidos (Reston, VA)
    …Experience:** + Candidate must possess an active TS / SCI , or a Top Secret ...a current SSBI, and be eligible to obtain a TS / SCI w / poly ... yet sound, approach to identifying and solving challenges where all the information desired is inherently unavailable and have exceptional attention to detail and… more
    Leidos (10/04/25)
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  • Cloud Security Engineer SME - TS

    General Dynamics Information Technology (Herndon, VA)
    …Infrastructure, CCSP, CCSK, CISSP + Location: Customer Site (Herndon, VA) + Security Clearance Level: TS / SCI w / poly + US Citizenship Required **GDIT IS ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph...Cloud misconfigurations, particularly with respect to systems processing extremely sensitive data. + Helps to define and update Cloud… more
    General Dynamics Information Technology (10/13/25)
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  • Mechanical Engineer - Multiple Levels - Top

    Leidos (Reston, VA)
    …CLEARANCE:** + Candidate must possess an active TS / SCI , or a Top Secret ...a current SSBI, and be eligible to obtain a TS / SCI w / CI poly ... models + Ability to make decisions based on incomplete information and communicate any gaps in information ...incomplete information and communicate any gaps in information along with paths forward + Excellent written and… more
    Leidos (12/20/25)
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  • Systems Engineer- TS / SCI

    General Dynamics Information Technology (Chantilly, VA)
    …outstanding customer service. GDIT is seeking highly cleared creative software developer candidates with active TS SCI w / Poly to support our customer by ... independently and in a team environment ​DESIRED SKILLS: + **Security clearance:** TS / SCI with Polygraph + **Desired Technologies/Tools:** + Experience with… more
    General Dynamics Information Technology (12/31/25)
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  • HVAC Technician (Active TS / SCI

    Fluor (Warrenton, VA)
    …the DOE, NNSA, the Department of Defense and the Intelligence Community. **Job Description** Active TS / SCI w / Poly Required The HVAC Technician is ... orientation, gender identity, religion, national origin, disability, veteran status, genetic information , or any other criteria protected by governing law. Benefits… more
    Fluor (10/23/25)
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  • Linux Systems Administrator - TS

    Parsons Corporation (Centreville, VA)
    …with server and networking equipment rack installations **Security Clearance Requirement:** An active Top Secret SCI w /Polygraph security clearance is ... Required Skills: + Must be a US Citizen + Candidate must have a current TS / SCI clearance with Poly + Bachelor's degree in a technology related discipline or… more
    Parsons Corporation (10/18/25)
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  • Control Systems Engineer (SCADA) - TS

    Leidos (Reston, VA)
    …capability trends and analysis **Required Qualifications:** * Candidate must possess an active TS / SCI , or a Top Secret clearance with a current SSBI, and ... be eligible to obtain a TS / SCI w / poly ...be eligible to obtain a TS / SCI w / poly level clearance....the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (10/04/25)
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  • Linux Systems Administrator - TS

    Parsons Corporation (Centreville, VA)
    …with server and networking equipment rack installations. **Security Clearance Requirement:** An active Top Secret SCI w /Polygraph security clearance is ... will need: + **Citizenship:** Must be a US Citizen. + **Clearance:** Active TS / SCI clearance with Polygraph is required. + **Education:** Bachelor's degree in a… more
    Parsons Corporation (12/20/25)
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  • Systems Engineer TS / SCI

    Parsons Corporation (Centreville, VA)
    …model and networking protocol analysis using Wireshark. **Security Clearance Requirement:** An active Top Secret SCI w /Polygraph security clearance is ... test environments. **What Required Skills You'll Bring:** + **Security Clearance:** Active Top Secret // SCI Security Clearance with Polygraph is required.… more
    Parsons Corporation (12/19/25)
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