• Principal Mechanical Engineer

    RTX Corporation (Carlsbad, CA)
    …to access information under this program/contract. **Security Clearance:** None/Not Required ** Principal Mechanical Engineer ** **- Optronics (Onsite)** At ... precision optical systems for space, airborne, simulator and body-worn environments. As a Mechanical Engineer at Optronics, you will be responsible for the… more
    RTX Corporation (09/24/25)
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  • Principal Opto- Mechanical

    BAE Systems (Austin, TX)
    **Job Description** BAE Systems is seeking a proactive Sr. Principal Mechanical Engineer with analytical capabilities and demonstrated technical expertise. ... Other incentives may be available based on position level and/or job specifics. ** Principal Opto- Mechanical Engineer ** **110444BR** EEO Career Site Equal… more
    BAE Systems (09/26/25)
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  • Principal , Mechanical Design…

    L3Harris (Orlando, FL)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Principal , Mechanical Design Engineer Job ID: 26736 Job Location: Orlando, ... Friday off Job Description: L3Harris is seeking an experienced Principal , Mechanical Design Engineer in...test products or systems such as instruments, controls, and mechanical , thermal , hydraulic, or heat transfer systems.… more
    L3Harris (07/31/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …You Will Do** Test Equipment Engineering **(TEE** ) is looking for Principal Mechanical Engineers to be responsible for designing, developing, documenting, ... systems for all Raytheon effector products. + Research, plan, design and develop mechanical test systems in areas including vibration, thermal , hydraulic, radio… more
    RTX Corporation (09/13/25)
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  • Principal Mechanical Design…

    Roche (Santa Clara, CA)
    …such as fluidic, mechatronic, pneumatic, thermal , optical, and electrical components. The Principal Mechanical Design Engineer will play a vital role in ... every voice matters. **The Position** Roche Sequencing Solutions is expanding with a Principal Mechanical Design Engineer to lead the mechanical design,… more
    Roche (09/26/25)
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  • Sentinel - Principal Engineer

    Northrop Grumman (Roy, UT)
    …history, they're making history. The Defense Systems (DS) has an opening for a Principal Mechanical Engineer . This position is a required on-site position, ... Rational DOORS as a requirements management tool * Understanding of structural and thermal analysis concerns as applied to designing mechanical systems Primary… more
    Northrop Grumman (10/16/25)
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  • Principal Engineer

    RTX Corporation (Rockford, IL)
    …Systems team within Power and Controls SBU is seeking a proactive and detail-oriented Principal Engineer to play a critical role in supporting existing product ... Prefer** + Experience in design, test, and manufacturing of mechanical components and systems + Background with structural and... components and systems + Background with structural and thermal analysis, and 3D design software + Experience with… more
    RTX Corporation (10/07/25)
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  • Principal RF Mechanical

    RTX Corporation (Tucson, AZ)
    …safer, more secure world. The RF Products Team at Raytheon is seeking a talented Engineer to join our team in Tucson, AZ. The candidate will be responsible for ... in Tucson, AZ. **What You Will Do:** + Lead mechanical design activities involving RF hardware + Lead others...Creo Simulate or ANSYS Workbench for preliminary structural and thermal analysis of design concepts + Excellent written and… more
    RTX Corporation (10/07/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …more secure world.​ ​The Precision Control Actuation System department is seeking a mechanical design engineer to join the Harness and Interconnect organization ... modeling skills with a prominent commercial software package​ + Experience with Pro/ Engineer /CREO 3D modeling and mechanical drawing generation​ + Experience… more
    RTX Corporation (09/11/25)
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  • Principal R&D/Product DVL Engineer

    TE Connectivity (PA)
    …to create a safer, sustainable and more connected world. **Job Overview** As a Principal Mechanical Product Development Engineer in the Mechanical ... PRINCIPAL R&D/PRODUCT DVL ENGINEER - ME COE...development of advanced mechanical architectures for complex electro- mechanical systems, including connector enclosures, latch mechanisms, thermal more
    TE Connectivity (08/08/25)
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