• Principal Military Trainer TST

    Serco (Fort Leavenworth, KS)
    **Position Description** Serco is seeking a ** Principal Military Trainer** for the Technical Support Team (TST) to support mission-critical training operations at ... exercises for Army and Joint organizations. You will provide critical insights, data analysis, and doctrinal expertise to support training objectives across multiple… more
    Serco (10/14/25)
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  • Principal Project Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Top Secret -...in Largo, FL, is seeking a dynamic and motivated ** Principal Project Engineer** to drive the management and deployment… more
    RTX Corporation (11/21/25)
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  • Principal Partner Innovation Lead,…

    Amazon (Austin, TX)
    Description As a Principal Partner Innovation Lead, you will drive transformative partnerships that position AWS at the forefront of the generative AI revolution. ... and execute a comprehensive partner innovation strategy, focusing on deep data partnerships with growing GenAI companies, model providers, and emerging technology… more
    Amazon (11/07/25)
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  • Principal Manufacturing Development…

    RTX Corporation (Tucson, AZ)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...ensure factory readiness and improve product producibility As a Principal Manufacturing Development Engineer, you'll lead and coordinate projects… more
    RTX Corporation (11/19/25)
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  • Principal Systems Engineer / I&T Focal…

    RTX Corporation (Cedar Rapids, IA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret...to do exactly that. This position is for a ** Principal Systems Engineer (Integration and Test) - Embedded Communications**… more
    RTX Corporation (10/26/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...and international pursuits and programs. **We are seeking a Principal Systems Engineer to work onsite** **in Fulton, MD.**… more
    RTX Corporation (10/16/25)
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  • Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current...& Missile Defense Systems (IAMDS) department is seeking a ** Principal Systems Engineer.** IAMDS leads all aspects of Systems… more
    RTX Corporation (11/28/25)
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  • Principal Embedded Software Engineer

    Silvus Technologies (Los Angeles, CA)
    … protocols and encryption algorithms. + Audio streaming and push-to-talk voice application implementation. + Analyzing and improving product security and ... SoC BSP support package development. + Deep understanding of Internet Protocol Security (IPsec), network protocols, data authentication and encryption. + Linux… more
    Silvus Technologies (11/19/25)
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  • Principal Embedded Software Engineer

    Silvus Technologies (Los Angeles, CA)
    … protocols and encryption algorithms. * Audio streaming and push-to-talk voice application implementation. * Analyzing and improving product security and ... SoC BSP support package development. * Deep understanding of Internet Protocol Security (IPsec), network protocols, data authentication and encryption. * Linux… more
    Silvus Technologies (11/19/25)
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  • Principal GaN Reliability Engineer

    RTX Corporation (Andover, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...test plans + Experience with applied statistic, reliability modeling, data analysis, and metrics generation + The ability to… more
    RTX Corporation (11/19/25)
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