• Systems Engineer (Clearance Required)

    Lockheed Martin (Herndon, VA)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... stakeholders \(suppliers, mission partners and USG laboratories\.\) * US citizenship required, Top Secret clearance required prior to start\. * Be accountable… more
    Lockheed Martin (08/10/25)
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  • Senior Communications System Engineer

    Parsons Corporation (Herndon, VA)
    …design reviews. + Must be a US citizen with an active ** Top Secret ** clearance. **Desired Qualifications:** + TS / SCI clearance preferred. + Hands-on ... to proposal or business development efforts. **Security Clearance Requirement:** An active Top Secret security clearance is required for this position.​ This… more
    Parsons Corporation (08/08/25)
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  • Integrated Program Planner III

    Lockheed Martin (Herndon, VA)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression ... be a US Citizen and possess an _active_ US DoD TOP SECRET clearance with the ability to obtain a TS / SCI with Poly **Desired Skills:** * Experience with… more
    Lockheed Martin (07/26/25)
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  • RF Systems Technician

    CACI International (Sterling, VA)
    …and Technical Support Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to ... to work effectively in cross-functional teams + Must have Top Secret clearance with the ability to...clearance with the ability to obtain and maintain a TS / SCI security clearance _Desired:_ + Bachelor's degree… more
    CACI International (07/04/25)
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  • Principal / Senior Principal Cyber Systems…

    Northrop Grumman (Annapolis Junction, MD)
    …DoD ** Secret ** clearance. + The ability to obtain and maintain a DoD ** Top Secret ** clearance is required. + The ability to obtain and maintain **Special ... + The ability to obtain and maintain a DoD ** Top Secret ** clearance is required. + The...(ISSEP, ISSAP) + Experience with Agile methodologies + Active TS / SCI clearance + Previous experience in Software… more
    Northrop Grumman (07/05/25)
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  • Reverse Engineer/Vulnerability Researcher

    RTX Corporation (Columbia, MD)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret For over 70 years, RTX BBN Technologies (BBN) has ... US citizenship is required with ability to obtain a Top Secret **Qualifications We Prefer - Familiar...architecture design, prototyping, and technical project leadership + Active TS / SCI security clearance US Citizenship status is… more
    RTX Corporation (07/24/25)
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  • Lead Physical Security Specialist

    Three Saints Bay (Washington, DC)
    …issues and restore complete operation of the security systems. B. Monitor Sensitive Compartmented Information Facility (SCIF) communications network status. ... issues. Diagnose issues and coordinate with the appropriate staffs (such as Information Technology (IT), Personnel Security, HSPD-12 and USAO staff) to resolve and… more
    Three Saints Bay (05/24/25)
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  • Personnel Security Specialist - Entry

    Advantage SCI (Washington, DC)
    …Title: Personnel Security Specialist - Entry Reports To: Program Manager Clearance Type: Active Top Secret / SCI (willing to take CI Poly) Work Location: ... checks, and the like to obtain pertinent and identifying information for the cases assigned. + Requests, receives, reviews,...Required Experience: Required Qualifications + Must have a current TS / SCI and be willing to take a… more
    Advantage SCI (06/08/25)
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  • Program Manager/Part-Time/Hybrid

    Advantage SCI (Washington, DC)
    …Position Title: Program Manager/Part-Time/Hybrid Reports To: Corporate Program Manager Clearance Type: Active Top Secret / SCI (willing to take CI Poly) Work ... met. + Support the Task Order CORs by providing information related to the performance and / or status...Required Experience: Required Qualifications + Must have a current TS / SCI and be willing to take a… more
    Advantage SCI (06/06/25)
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  • Personnel Security Specialist - Mid

    Advantage SCI (Washington, DC)
    …Title: Personnel Security Specialist - Mid Reports To: Program Manager Clearance Type: Active Top Secret / SCI (willing to take CI Poly) Work Location: ... to meet deadlines. Required Experience: Required Qualifications + Must have a current TS / SCI and be willing to take a counterintelligence (CI) polygraph… more
    Advantage SCI (05/29/25)
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