• Senior Principal Data Center…

    Oracle (Phoenix, AZ)
    **Job Description** As a Senior Principal Data Center Engineer, you will focus on OCI data center mechanical infrastructure. A mix of technical breadth and ... and working knowledge of mechanical and electrical system design considerations. + Understanding mechanical design process to work on all engineering… more
    Oracle (11/25/25)
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  • Senior Principal Mechanical

    RTX Corporation (Tucson, AZ)
    …yet technically balanced solutions. Raytheon is seeking an experienced Senior Principal Structural Engineer to join the Mechanical Analysis and Test ... problems that create a safer, more secure world. **Job Summary** The Mechanical Analysis and Test (MA&T) Department is responsible for ensuring structural and… more
    RTX Corporation (12/16/25)
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  • Senior Principal RF…

    RTX Corporation (Tucson, AZ)
    …is an onsite role, located in Tucson, AZ. **What You Will Do:** + Lead mechanical design activities involving RF hardware + Lead others by understanding team ... following: + A minimum of ten (10) years of professional experience performing design , analysis, and/or leadership of mechanical products, preferably RF … more
    RTX Corporation (10/29/25)
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  • Senior Principal RF…

    RTX Corporation (Tucson, AZ)
    …RF Design Team at Raytheon is seeking a talented and experienced ** Senior Principal Engineer** to join our innovative and collaborative team in Tucson, ... end-to-end development of radomes for advanced technology programs, including design , analysis, materials selection, testing, and manufacturing process development… more
    RTX Corporation (10/21/25)
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  • Principal Mechanical Engineer

    Actalent (Phoenix, AZ)
    Job Title: Principal Mechanical Engineer Job Description The Principal Mechanical Engineer will serve as a technical leader and Engineer of Record (EOR) ... Responsibilities + Serve as Engineer of Record (EOR) for mechanical design on data center projects. +...be willing to relocate. The role reports to the Principal Engineer and Senior VP of Operations.… more
    Actalent (12/30/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …group in the Shipboard Effectors Department is currently searching for an experienced Mechanical Design Engineer to work on a multi-discipline team to support ... located in Tucson, AZ. **What You Will Do:** + Utilizing strong mechanical hardware design experience and knowledge with ruggedized structures, interconnects,… more
    RTX Corporation (12/29/25)
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  • Senior Principal RF Antenna…

    RTX Corporation (Tucson, AZ)
    …a safer, more secure world. The RF Antenna Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ. The candidate will be ... requirements + Work with interdisciplinary engineering teams including thermal, structural, mechanical , systems, etc. + Work with antenna manufacturing suppliers +… more
    RTX Corporation (10/29/25)
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  • Senior Principal RF Design

    RTX Corporation (Tucson, AZ)
    …RF and Microwave hardware, including transmitters, receivers, and exciters. This includes design and test activities that span preliminary design to integration. ... programs. Critical to this role is designing for challenging mechanical constraints and extreme environments. This position is an...located in Tucson, AZ. **What You Will Do** + Design and development of transmitters, receivers or exciters +… more
    RTX Corporation (12/19/25)
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  • Senior Principal Thermal Engineer

    Oracle (Phoenix, AZ)
    **Job Description** As a Senior Principal Thermal Engineer, you will focus on the alignment of OCI thermal hardware design with specific experience in Rack ... Next Generation Fluid Cooling Solutions and Advanced Thermal Designs. + Understanding mechanical design process to work with mechanical design engineers… more
    Oracle (11/25/25)
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  • Senior Principal Engineer - Solid…

    RTX Corporation (Tucson, AZ)
    …weapon initiation safety systems technology. The department is seeking to hire a Senior Principal Engineer - Solid Propulsion. This position is on-site located ... in Tucson, Arizona. **What You Will Do:** In this Senior Principal Engineer - Solid Propulsion role you will be responsible for supporting and applying the… more
    RTX Corporation (12/11/25)
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