• Modeling Simulation

    RTX Corporation (Tucson, AZ)
    …expertise for the simulation products of a specific program, and assist Senior Modeling Engineers in the preparation of detailed plans, and may interact ... in a dynamic team environment, and are eager to learn. As a Modeling , Simulation , & Analysis Engineer, you will participate in challenging multi-disciplinary… more
    RTX Corporation (11/13/25)
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  • Senior Principal Test Systems Engineer

    RTX Corporation (Tucson, AZ)
    …with the CDT + Proficiency and experience in Design of Experiments (DOE), Regression Analysis , System Simulation , Math modeling and optimization, and/or Data ... safer, more secure world. This position is for a Senior Principal Test Systems Engineer with at least 10...Bid/No Bid compromises + Experience with DSI Express, Unified Modeling Language (UML), and/or Systems Modeling Language… more
    RTX Corporation (11/12/25)
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  • Senior Staff Engineer, Mechanical Design

    Celestica (Tucson, AZ)
    …existing designs. Research mechanical concepts and create system solutions using 3D modeling and simulation software. Complete calculations and test, validate, ... USA State/Province: New Hampshire City: Remote Employee US **Summary** The Senior Staff Engineer, Mechanical Design develops new mechanical systems/modules and… more
    Celestica (11/01/25)
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  • Senior RF Antenna And Supplier REA

    RTX Corporation (Tucson, AZ)
    …trades/studies, preliminary design, final design, and supplier qualification. + Experience with antenna simulation and modeling using tools such as HFSS, CST, or ... The Effector RF Products team is seeking an experienced ** Senior Antenna Engineer** to join our team. This role...suppliers for antenna design, manufacturing, and testing. + Analyze simulation and test data to verify antenna performance against… more
    RTX Corporation (10/03/25)
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  • Senior Principal GPS Systems Engineer

    RTX Corporation (Tucson, AZ)
    …level system engineers in developing requirements for the subsystem. They perform analysis and modeling to decompose requirements for GPS sub-assemblies and ... and tools + Experience with hardware integration, Hardware in the Loop (HIL), modeling and simulation and environmental testing and electronics test equipment +… more
    RTX Corporation (09/11/25)
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  • Sr. Systems Engineer - Missile Guidance,…

    RTX Corporation (Tucson, AZ)
    …and electro-optical/infrared (EO-IR) Signal Processing (SP); and missile- and sensor-level Modeling and Simulation for Raytheon's broad portfolio of projects, ... years prior relevant experience + GNC, Signal Processing, and/or Modeling / Simulation experience + Engineering experience...+ Dynamics + Kalman filter design + Monte Carlo analysis + Development and/or simulation of physical… more
    RTX Corporation (10/21/25)
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  • Staff Engineer, Manufacturing Process

    Celestica (Tucson, AZ)
    …The ideal candidate will have a strong background in facility CAD modeling , pumping and piping systems, capital equipment specification and project management. The ... certification. This role will work under the direction of senior engineering staff inside and outside of the company....requirements of a project or site. + Conduct safety analysis and research to develop safety plans and procedures… more
    Celestica (11/15/25)
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  • Sr Principal FPGA Design Engineer - Onsite

    RTX Corporation (Tucson, AZ)
    …new parts, modeling of algorithms, partition and perform code development, simulation , and place and route. Designs are verified against requirements using both ... world, from the ground to exoatmospheric environments and into space. As a ** Senior Principal FPGA Design Engineer** you will lead development of FPGA designs for… more
    RTX Corporation (11/15/25)
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  • Sr Area Transformation Industrial Eng III

    RTX Corporation (Tucson, AZ)
    …with factory layout and work cell design/optimization + Experience/Education with simulation modeling and capacity analysis tools/methods + ... that create a safer, more secure world. Raytheon is seeking a Senior Area Transformation Industrial Engineer to support production within the Effectors portfolio… more
    RTX Corporation (10/29/25)
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  • Sr. Industrial Engineer III

    RTX Corporation (Tucson, AZ)
    …with factory layout and work cell design/optimization + Experience/Education with simulation modeling and capacity analysis tools/methods + ... problems that create a safer, more secure world. Raytheon is seeking a Senior Industrial Engineer to support the Effectors portfolio of factories in Tucson, AZ… more
    RTX Corporation (10/16/25)
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