• Principal Software Engineer

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... more. **Join us and make a difference in National Security !** **Job Description** As a Software Engineer ...marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any… more
    Leidos (10/31/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. We are seeking a Principal Systems Engineer to work on-site in Fulton, MD. **What You Will ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...Do** + Serve as a technical lead and systems engineer on challenging software development projects such as the… more
    RTX Corporation (10/26/25)
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  • Principal Electrical Engineer

    RTX Corporation (Richardson, TX)
    …rapidly evolving global market. Collins IPS team is seeking a highly experienced Senior Principal Electrical Engineer to work onsite in Richardson, TX on the ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/15/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Cedar Rapids, IA)
    …of a rapidly evolving global market. Collins Aerospace is seeking a **Senior Principal Systems Engineer - Technical Program Manager (TPM)** for the Enduring ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/04/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Cedar Rapids, IA)
    …Mission Systems Advanced Technology & Capabilities (ATC) Engineering seeks a Senior Principal Systems Engineer to join the Disruptive Systems Technology Team. ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...of Defense research and development projects. As an ATC engineer , you will continually advance the state of the… more
    RTX Corporation (08/15/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a ** Principal ** **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... more. **Join us and make a difference in National Security !** **Job Description** A Software Engineer on...marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any… more
    Leidos (08/08/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …position involves contributing to advancements in AI as the industry evolves. As a Principal Software Engineer in the Pipelines team in AI Foundry Agents ... + Apply engineering best practices for performance and scalability. + Ensure security , privacy, and regulatory compliance. + Plan and deploy features safely with… more
    Microsoft Corporation (10/07/25)
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  • Principal Software Development…

    RTX Corporation (Fort Wayne, IN)
    …The Battle Management Software (BMS) Department in Ft. Wayne is looking to hire a Principal Software Engineer to work onsite. The BMS Software mission is to ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/17/25)
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  • Principal Software Engineer

    RTX Corporation (San Jose, CA)
    …flexibility at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal Software Engineer ** who strives for excellence and have a ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (09/27/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Beale AFB, CA)
    …demands of a rapidly evolving global market. Collins Aerospace is seeking a Principal Systems Engineer to support secure system integration efforts across ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (09/27/25)
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