• Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …combat systems . **Desired Education:** + Bachelor's degree desired **Security Requirements:** + Active DoD Top Secret security clearance required 1. Two ... **This position requires** **U.S. citizenship** **and an** ** active US DoD clearance** **.** **Candidates who are** **not US citizens** **are** **not** **eligible**… more
    Imagine One Technology & Management (12/30/25)
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  • Division Chief Engineer , National…

    The MITRE Corporation (Mclean, VA)
    …ability to integrate efforts across diverse teams, organizations, and mission areas. + Active TS /SCI with current CI Polygraph. + This position has an ... requires the candidate to have a minimum of the following clearance(s): Top Secret /SCI/Polygraph This requisition requires the hired candidate to have… more
    The MITRE Corporation (01/07/26)
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  • Systems Integration Engineer

    Lockheed Martin (Littleton, CO)
    …DoD Secret security clearance with ability to obtain a Top Secret **Desired Skills:** * Degree in Systems , Electrical, or Mechanical Engineering \(or ... missile subsystems into the flight vehicle design\. As a Systems Engineer for the Systems ...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (01/15/26)
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  • Sr Principal Systems Software…

    Sierra Nevada Company, LLC (Plano, TX)
    …more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you a Systems Engineer who is interested in working on one of the ... fleet. We need you! As the Senior Principal Software Systems Engineer , you will be a recognized...System + The ability to obtain and maintain a Top Secret US Security Clearance is required… more
    Sierra Nevada Company, LLC (01/06/26)
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  • Systems Engineer - Space…

    AeroVironment (Albuquerque, NM)
    …policies, practices, and procedures (eg engineering rigor/documentation, MBSE, innovation). + Current/ Active Top - Secret clearance with SCI eligibility. ... **Worker Type** Regular **Job Description** AV is seeking a Systems Engineer to join our SpaceTech Division....**Clearance Level** Top Secret with Poly The salary range for this role… more
    AeroVironment (12/20/25)
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  • Lead, Systems Engineer

    L3Harris (Greenville, TX)
    Secret with SCI. + Must be a US Citizen. Preferred Additional Skills: + Active Top Secret /SCI Security Clearance. #LI-AH1 L3Harris Technologies is proud ... the interest of national security. Job Title: Lead , Systems Engineer Job Code: 32705 Job Location:...communication systems environment. + Must have an active Secret clearance at the time of… more
    L3Harris (01/15/26)
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  • Principal Systems Engineer - Multi…

    RTX Corporation (Cedar Rapids, IA)
    …are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret **Collins Aerospace is seeking a Principal Systems Engineer - ... both US and international defense customers. As a Principle Systems Engineer , you'll be responsible for leading...+ Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (01/10/26)
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  • (DoD SkillBridge) Northrop Grumman Principal…

    Northrop Grumman (Jacksonville, FL)
    …obtain and maintain program access (SAP/PAR). **Preferred Qualifications for both levels:** + Active DoD Top Secret clearance (with a background ... currently enrolled in Continuous Evaluation (CE), **with the ability to obtain a Top - Secret /SCI** clearance within a reasonable amount of time to meet business… more
    Northrop Grumman (01/14/26)
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  • Sr. Specialist, Systems Engineer 1

    L3Harris (Greenville, TX)
    …Must be a US Citizen. P referred Additional Skills: + CompTIA Security+ Certification + Active Top Secret with SCI. #LI-AH1 L3Harris Technologies is proud to ... the interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30672 Job Location:... installed on ground and airborne communications platforms. + Active Secret at the time of hire… more
    L3Harris (11/08/25)
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  • DevOps Engineer (w/ Kubernetes)

    General Dynamics Information Technology (Springfield, VA)
    …RQ197108 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... and tomorrow is smarter. Our work depends on a TS /SCI DevOps Engineer joining our team to...using Jira and Confluence on a daily basis * Active TS /SCI clearance required and eligibility to… more
    General Dynamics Information Technology (12/26/25)
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