• Reverse Engineer/Vulnerability Research Developer

    RTX Corporation (Arlington, VA)
    …of network protocols (TCP/IP, wire-level protocols, BGP, RF communications, etc.) + Active Top Secret security clearance **Qualifications We Prefer - ... citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Top Secret...architecture design, prototyping, and technical project leadership + Active TS / SCI security clearance US Citizenship… more
    RTX Corporation (01/14/26)
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  • Principal / Sr. Principal Requirements…

    Northrop Grumman (Jessup, MD)
    …/ Sr. Principal Requirements and Test Planning Systems Engineer:** + Current/active DoD Top Secret Clearance and SCI with polygraph + Proficiency in ... (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking a **Principal/Sr. Principal Requirements and Test Planning Systems Engineer** **What You'll Get to Do**… more
    Northrop Grumman (12/05/25)
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  • Data Analysis & Event Reconstruction Engineer

    Integration Innovation, Inc. (i3) (Washington, DC)
    …map projections) and terrain/altitude references. + Experience producing customer-facing test reports. Security requirements + Citizenship: US citizenship ... trajectory solutions and event reconstructions that support engineering decisions, test reporting, and operational effectiveness. This role is a...required + Clearance: Active TS / SCI required About i3 i3 is a… more
    Integration Innovation, Inc. (i3) (01/20/26)
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  • MILSATCOM Mission Planner

    Amentum (Arlington, VA)
    …our dynamic team in the **Northern VA area** . This position requires an active DoD TS / SCI security clearance that has been adjudicated in the last 5 years ... communications systems and architecture * Possess a current/active DoD Top Secret / SCI clearance * Familiarity...and testing (HW/SW) of COTS components **Clearance Required:** * TS / SCI **Minimum Years of Experience:** * 10… more
    Amentum (12/06/25)
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  • Solutions Director - Intelligence & Homeland…

    General Dynamics Information Technology (Herndon, VA)
    …ID:** RQ212706 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Required:** Yes **Job Description:** Join GDIT's Intelligence and Homeland Security (IHS) CTO organization and help drive the technical...years of experience + Candidates must have an active Top Secret / SCI Clearance, with a… more
    General Dynamics Information Technology (01/15/26)
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  • Solutions Architect SME - Intelligence & Homeland…

    General Dynamics Information Technology (Herndon, VA)
    …ID:** RQ212715 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Required:** Yes **Job Description:** Join GDIT's Intelligence and Homeland Security CTO organization and help drive the technical solutions...years of experience + Candidates must have an active Top Secret / SCI Clearance, with a… more
    General Dynamics Information Technology (01/13/26)
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  • Cybersecurity Engineer 3

    Themis Insight (Annapolis Junction, MD)
    IMPORTANT: All applicants MUST possess an active TS / SCI ( Top Secret ) Security Clearance with CI Polygraph to be considered for this position. If you ... and analysis and provides recommendations for the implementation of security mechanisms + Initiate actions to apply advanced concepts...a current list of DoD 8140/DoD 8570 IAM Level II Certifications.) Position requires TS / SCI clearance with… more
    Themis Insight (12/20/25)
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  • Senior Principal Cyber/EW Research Scientist

    RTX Corporation (Arlington, VA)
    …is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Top Secret RTX Corporation is an Aerospace ... Experience monitoring cross-disciplinary, multi-portfolio projects in relevant technology areas + Active TS // SCI security clearance US Citizenship status is… more
    RTX Corporation (01/14/26)
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  • Test Engineer

    Systems Technologies, Inc. (Hanover, MD)
    Test Engineer Location Hanover, MD Job Setting On-site Job...focus area. SECURITY CLEARANCE . Active DoD Top Secret / SCI clearance required TRAVEL . ... Category Engineer Apply Now (https://phh.tbe.taleo.net/phh04/ats/careers/v2/applyRequisition?org=SYSTEK&cws=42&rid=1151) TEST ENGINEER The company is seeking… more
    Systems Technologies, Inc. (12/02/25)
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  • Java Developer

    Koniag Government Services (Vienna, VA)
    Kadiak, LLC, a Koniag Government Services company, is seeking a Java Developer with a TS / SCI security clearance to support Kadiak and our government customer ... for new or existing IT application software on Unclassified, Secret and Top Secret enclaves....Requirements:** + Must be able to obtain and maintain TS / SCI clearance with CI Poly + Ability… more
    Koniag Government Services (12/10/25)
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