• Senior Systems Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Collins Aerospace is looking for a talented **Senior Systems Engineer ** **with an active TS/SCI clearance** to work onsite...unless prohibited by local laws/regulations and minimum 5 years prior relevant experience or an Advanced Degree in a… more
    RTX Corporation (12/03/25)
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  • Principal Network Systems Engineer

    RTX Corporation (Dulles, VA)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Signal Technology (AST)** is seeking a **Principal Networking Systems Engineer ** specializing in infrastructure design and operations and maintenance support… more
    RTX Corporation (12/02/25)
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  • Sr Specialist, Systems Integration & Test…

    L3Harris (Ashburn, VA)
    …of national security. Job Title: Sr Specialist, Systems Integration & Test Engineer (UAV Propulsion) Job Code: 31554 Job Location: Ashburn, VA Job Description: ... RF sensor technologies. As the Systems Integration & Test Engineer , you will be responsible for maintenance, management, and...Bachelor's Degree and a minimum of 6 years of prior relevant experience or a Graduate Degree and a… more
    L3Harris (11/25/25)
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  • Senior Engineer - DSP/Waveform (Onsite)

    RTX Corporation (Cedar Rapids, IA)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date. US citizenship is required, as only US citizens ... Advanced Technology & Capabilities (ATC) is seeking a Senior Engineer to perform research & development on the waveform...Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience **or** an Advanced Degree in a… more
    RTX Corporation (11/19/25)
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  • Lead, Project Engineer

    L3Harris (Greenville, TX)
    …cyber domains in the interest of national security. Job Title: Lead, Project Engineer Job Code: 31066 Job Location: Greenville, Texas Schedule: 9/80 Job Description: ... The Project Engineer (PE) holds technical responsibility and authority for the...field and a minimum of nine (9) years of prior relevant experience. Graduate Degree and a minimum of… more
    L3Harris (11/19/25)
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  • Principal Software Engineer - Training…

    RTX Corporation (Sterling, VA)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... a security clearance​ **Security Clearance:** DoD Clearance: Secret **Principal Software Engineer ** **- Training System Software (Onsite)** **Role Description: ** We… more
    RTX Corporation (11/19/25)
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  • Network Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... evolving global market. Collins Aerospace is seeking a Network Engineer for a position in Largo, Florida. The Network...Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a… more
    RTX Corporation (11/19/25)
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  • Senior Principal Software Engineer (Onsite)

    RTX Corporation (Cedar Rapids, IA)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... DoD Clearance: Secret At Collins Aerospace, we don't just build technology-we engineer mission success. Our Communication Systems teams are on the front lines… more
    RTX Corporation (11/13/25)
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  • Senior Specialist, System Safety Engineer

    L3Harris (Waco, TX)
    …in the interest of national security. Job Title: Senior Specialist, System Safety Engineer Job Code: 30796 Job Location: Waco, TX (Onsite) Job Schedule: 9/80 Job ... critical systems perform as needed even when components fail. Engineer will identify and manage risk in order to...a related technical discipline and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of… more
    L3Harris (11/07/25)
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  • Senior Embedded Software Engineer

    RTX Corporation (Mckinney, TX)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... more secure world. We have an exciting opportunity for a Senior Software Engineer - Embedded to join our Electro-Optical & Infrared (EO/IR) Solutions Engineering… more
    RTX Corporation (11/07/25)
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