• Principal Mechanical Engineer

    BAE Systems (Nashua, NH)
    **Job Description** BAE Systems is seeking a seasoned Principal Mechanical Engineer to lead a team of mechanical engineers and to be a subject matter ... + Perform / assess detailed design and analyses, including thermal and structural analyses + Generate / assess 3D...be available based on position level and/or job specifics. ** Principal Mechanical Engineer (Design/Analysis)** **117597BR**… more
    BAE Systems (10/22/25)
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  • Principal Mechanical Engineer

    Curtiss-Wright Corporation (Ashburn, VA)
    Principal Mechanical Engineer - Onsite Position As our **_Principal Mechanical Engineer_** you will design and analyze complex VPX based electro- ... mechanical systems for thermal design, structural design, and packaging using engineering expertise. You will conduct feasibility studies and testing on new and… more
    Curtiss-Wright Corporation (10/16/25)
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  • Principal Mechanical Engineer

    Wilcox Industries (Newington, NH)
    mechanical combat systems for today's warfighters and law enforcement officers. The Principal Mechanical Engineer at Wilcox is a recognized technical ... primary technical authority on significant design initiatives, the Principal Engineer brings deep expertise in mechanical engineering principles, robust… more
    Wilcox Industries (10/19/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …secure world. The Shipboard Effectors Department is currently searching for an experienced Principal Mechanical Engineer to support Standard Missile products ... and subsystems. This Principal Mechanical Engineering position performs in alignment...teams or independently, flexible, demonstrates initiative + Experience in mechanical sub-systems packaging, materials, thermal , structural analysis,… more
    RTX Corporation (09/30/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Goleta, CA)
    …meaningful problems that create a safer, more secure world. Raytheon is seeking a Principal Mechanical Engineer to lead new product development within the ... the supporting programs. **What You Will Do** + The Principal Engineer is a key technical contributor...a minimum of three years of creating and documenting mechanical designs in Pro/ Engineer /CREO or similar modeling… more
    RTX Corporation (10/29/25)
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  • Principal Mechanical Engineer

    Therma LLC (San Jose, CA)
    …greatest opportunity to succeed. **Location:** San Jose, CA (Onsite) Therma is seeking a Principal Mechanical Engineer with 10+ years of relevant experience ... 50 years, Therma (https://www.therma.com/) has continued to redefine the mechanical construction landscapes in California. Renowned for outstanding client service… more
    Therma LLC (11/01/25)
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  • Principal Mechanical Engineer

    BAE Systems (Hudson, NH)
    **Job Description** We are seeking a talented and experienced Principal Mechanical Engineer with experience in the area of electronic packaging for the ... Other incentives may be available based on position level and/or job specifics. ** Principal Mechanical Engineer ** **115585BR** EEO Career Site Equal… more
    BAE Systems (09/09/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Louisville, KY)
    …world. The Mechanical Products Team (MPT), Shipboard Effectors Department is seeking a Principal Mechanical Engineer for our Louisville KY site in both ... development and production support across multiple programs. This Principal Mechanical Engineering position performs in alignment to expectations in the design,… more
    RTX Corporation (10/29/25)
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  • 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 Mechanical Engineer

    Chemours (Corpus Christi, TX)
    …solutions and more modern living depend on Chemours chemistry. Chemours is seeking a ** Principal Mechanical Engineer - Fixed Equipment** to join our growing ... . This role will serve as a Plant Support Engineer for one or more areas of the assets...assets at this facility. The individual will provide overall Mechanical Engineering guidance and support for the Operations, Maintenance,… more
    Chemours (10/26/25)
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