• Scientist , Chief Systems Engineer

    L3Harris (Ashburn, VA)
    …relevant experience Or Graduate Degree and a minimum 10 years of prior related experience. + Top Secret or TS / SCI Clearance + 10+ years' experience using ... land, sea and cyber domains in the interest of national security. Job Title: Scientist , Chief Integration/Test Engineer Job Code: 31781 Job Location : Clifton,… more
    L3Harris (12/06/25)
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  • Staff Engineer Systems - X-Lab Chief

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... excellent opportunity for a Staff Engineer Systems - X-Lab Chief Scientist to join our team of...+ Applicants must possess a current, active in-scope DoD-issued ** Top ** ** Secret ** security clearance at the time… more
    Northrop Grumman (10/07/25)
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  • Sr Scientist , Systems Engineering (Digital…

    L3Harris (Palm Bay, FL)
    …and cyber domains in the interest of national security. Job Title: Sr Scientist , Systems Engineering (Digital Transformation Chief Engineer) Job Code: 30092 Job ... to other enterprise functions on behalf of the Engineering organization. + TS / SCI -eligible clearance or willingness and eligibility for clearance Qualifications:… more
    L3Harris (10/23/25)
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  • Scientist , TS / SCI

    L3Harris (Palm Bay, FL)
    …a degree, minimum of 16 years of prior related experience. + Active Top Secret security clearance and ability to obtain SCI + 10 years experience developing, ... domains in the interest of national security. Job Title: Chief Systems Engineer (RF Space Payloads) Job Code: 30600...programs to deliver hardware Preferred Additional Skills: + Active TS / SCI security clearance is highly preferred +… more
    L3Harris (10/30/25)
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  • Scientist , Systems Engineer

    L3Harris (Greenville, TX)
    …background. + Must have an active Secret clearance with the ability to obtain/maintain Top Secret with SCI . + Must be a US Citizen. Preferred Additional ... 9/80 Job Description: L3Harris is seeking a Systems Engineering Scientist - Chief Systems Engineer to join our Greenville,...Skills: + Active Top Secret with SCI . #LI-AH1… more
    L3Harris (11/06/25)
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  • Chief Engineer

    Leidos (Reston, VA)
    …AI/ML into the workflow. + Additionally, this role works closely with the Chief Scientist to identify modeling and simulation requirements and capabilities to ... engineering solutions, and oversee requirements development. + Ideally, the Chief Engineer will collaborate with the Building Information...goals. **Required Security Clearance:** + MUST possess an active TS / SCI with polygraph, OR TS /… more
    Leidos (10/04/25)
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  • Scientist , Integration/Test Engineer

    L3Harris (Palm Bay, FL)
    …testing, and troubleshooting. + Experience with Flat Sats and simulators. + Secret or Top Secret or TS / SCI Clearance. Preferred Additional Skills: + ... domains in the interest of national security. Job Title: Scientist , Integration & Test Engineer - Space Vehicle, Space...the Space and Airborne Systems (SAS) Segment seeks experience Chief Integration & Test Engineer (CITE) to join our… more
    L3Harris (09/13/25)
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  • R&D Senior Scientist /Engineer Component…

    Sandia National Laboratories (Albuquerque, NM)
    …of Arming, Fuzing, and/or Electronics components. + Active DOE Q-level or DoD TS security clearance. Ability to obtain an SCI clearance. Qualifications We ... classification. What Your Job Will Be Like: This Senior Scientist Engineer job posting is to fill a Domain... Engineer job posting is to fill a Domain Chief Engineer (DCE) Role for Arming and Fuzing Major… more
    Sandia National Laboratories (11/25/25)
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  • Scientist , Project Engineer

    L3Harris (Greenville, TX)
    …and/or Program proposal/pursuit activities. Essential Functions: + Demonstrated leadership Qualifications: + Secret with ability to obtain TS / SCI , ability to ... domains in the interest of national security. Job Title: Scientist , Project Engineer Job Code: 31293 Job Location: Greenville,...active SECRET clearance, the ability to obtain TS / SCI clearance, which requires US Citizenship. Preferred… more
    L3Harris (11/19/25)
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  • Scientist , Electrical Engineering (Antenna…

    L3Harris (Palm Bay, FL)
    …matter expert in multiple technical domains with an entrepreneurial background. + TS / SCI Security Clearance preferred. + Space-qualified antenna design for Space ... domains in the interest of national security. Job Title: Scientist , Electrical Engineering (Antenna Engineer) Job Code: 28882 Job...role, such as Integrated Product Team (IPT) Lead or Chief Systems Engineer. L3Harris Technologies is proud to be… more
    L3Harris (09/18/25)
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  • Scientist , Electrical Engineering (Phased…

    L3Harris (Palm Bay, FL)
    …matter expert in multiple technical domains with an entrepreneurial background. + TS / SCI Security Clearance preferred. + Space-qualified hardware design for RF ... domains in the interest of national security. Job Title: Scientist , Electrical Engineering (Phased Array RF Design Engineer) Job...role, such as Integrated Product Team (IPT) Lead or Chief Systems Engineer. L3Harris Technologies is proud to be… more
    L3Harris (09/18/25)
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  • Scientist , Electrical Engineering (RF…

    L3Harris (Palm Bay, FL)
    …matter expert in multiple technical domains with an entrepreneurial background. + TS / SCI Security Clearance preferred. + Space-qualified hardware design for RF ... domains in the interest of national security. Job Title: Scientist , Electrical Engineering (RF Design, Frequency Conversion and LO...role, such as Integrated Product Team (IPT) Lead or Chief Systems Engineer. L3Harris Technologies is proud to be… more
    L3Harris (09/18/25)
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