• Principal Engineer - IBM Mainframe…

    Toyota (Plano, TX)
    …and interested in joining a collaborative and highly motivated team as a ** Principal Engineer - IBM Mainframe Platform Engineer .** The primary ... **What you'll be doing** + Manage the overall delivery and support process across multiple initiatives to ensure a sustainable Mainframe Operations practice for… more
    Toyota (12/17/25)
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  • Principal Systems Engineer (Hybrid)

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. We are seeking a ** Principal Systems Engineer ** to work in Fulton, MD. **What You Will Do** ... + Serve as a technical lead and systems engineer on challenging software development projects such as the Common Aviation Command and Control System (CAC2S) or the… more
    RTX Corporation (12/06/25)
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  • Principal AI Engineer

    Mastercard (Arlington, VA)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Principal AI Engineer About Mastercard Mastercard is a global ... AI-powered platforms that drive innovation, efficiency, and impact. As a Senior AI Engineer , you will work hands-on with cutting-edge AI tools, large language models… more
    Mastercard (11/03/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …a mix of domestic and international pursuits and programs. **We are seeking a Principal Systems Engineer to work onsite** **in Fulton, MD.** **U.S. citizenship ... + In this position, you will serve as a technical lead and systems engineer on challenging software development projects such as the Common Aviation Command and… more
    RTX Corporation (10/16/25)
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  • Principal Systems Engineer - NC3…

    RTX Corporation (Richardson, TX)
    …of Defense's strategic command and control military aircraft recapitalization programs. As our next Principal Systems Engineer and as a member of our team, you ... and related programs. + Develop and/or utilize prognostic metrics for system design and development. Review metrics and defects trends, identify systemic root causes… more
    RTX Corporation (01/10/26)
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  • Senior Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …documentation. The **Shipboard Effectors Department** is currently searching for an experienced **Senior Principal Mechanical Design Engineer ** to work on a ... secure world. The **Mechanical** engineering team leads in mechanical hardware design , development, and production. The Mechanical team uses state-of the-art tools,… more
    RTX Corporation (01/08/26)
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  • Principal RF Subsystems Engineer

    RTX Corporation (Tucson, AZ)
    …more secure world. The Effector RF Products Team at Raytheon is seeking a talented Principal Engineer to join our team in Tucson, AZ. The candidate will be ... responsible for contributing to the architecture, analysis, design , and implementation of RF subsystems and sensors within missile products. The selected candidate… more
    RTX Corporation (01/06/26)
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  • Principal Embedded Real-time Software…

    RTX Corporation (Tucson, AZ)
    …that takes pride in the company and consistently delivers superior solutions. Our Principal Embedded Real-time Software Engineer is a technical position that ... all aspects of the software development lifecycle. Our 4000+ software engineers design , develop, and build innovative solutions for our customers. Join our… more
    RTX Corporation (12/24/25)
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  • Principal Silicon Debug Engineer

    Microsoft Corporation (Redmond, WA)
    …that will manage and optimize the Cloud infrastructure. We are looking for a ** Principal Debug Engineer ** to join the team. **Responsibilities** + This is a ... Manufacturing Engineering (CSME) organization within SCHIE is responsible for design , development, manufacturing and packaging of Microsoft's state-of-the-art computer… more
    Microsoft Corporation (12/05/25)
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  • Principal Research Scientist I, Peptide…

    AbbVie (North Chicago, IL)
    …steps from the lab to a manufacturing environment. Once commercialized, the process engineer is responsible for continuous improvement activities, technical ... and contribute scientific insights into multiple other projects. Oversee the design , implementation, and optimization of peptide synthesis processes from development… more
    AbbVie (10/22/25)
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