• Senior Principal Mechanical

    Roche (South San Francisco, CA)
    …plumbing, fire protection, building controls , automation and energy management. + The Senior Principal Mechanical Engineer will be assigned 2 - 3 large ... **The Position** As a Senior Principal Mechanical Engineer at...partners to create and maintain a quality assurance and control program. + This includes developing individual and team… more
    Roche (10/14/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Huntsville, AL)
    …. **You'll** **Bring** **These Qualifications:** _This requisition may be filled at either the_ Principal Mechanical Engineer _level (T0_ _3_ _) or_ Sr ... with impacted internal and external stakeholders, and ensuring configuration control of the technical baseline. + Identifying risks and...Principal Mechanical Engineer _level (T04_ _)_ . **… more
    Northrop Grumman (08/28/25)
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  • Principal , Mechanical

    Amazon (Herndon, VA)
    …generation of air handling infrastructure for our data centers. AWS is seeking a Principal , Mechanical Engineer for our team developing new infrastructure ... Products and Services team is driving rapid innovation in mechanical cooling and controls systems used by...improvement at scale A day in the life A Principal , Mechanical Engineer for Air… more
    Amazon (07/31/25)
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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...Work under limited supervision and act as the responsible engineer often in a project management role over entire… more
    RTX Corporation (09/30/25)
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  • Principal Mechanical Engineer

    Leonardo DRS, Inc. (Menomonee Falls, WI)
    …around the world. **Job Summary** Join our Menomonee Falls, WI Engineering team as a Principal Mechanical Engineer . We are looking for someone experienced in ... provider of innovative naval gas and hybrid power systems, control technology and support solutions for the US Navy...Will Do** + Applies in-depth knowledge of packaging and mechanical design of power electronics assemblies to analyze design… more
    Leonardo DRS, Inc. (09/05/25)
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  • Associate Principal , Mechanical

    Arup (New York, NY)
    …how we shape a better world. **The Opportunity** We are looking for an **Associate Principal , Mechanical Engineer / Project Manager** to join our growing ... system design for buildings, incorporating sustainability goals. . Bachelor's Degree in Mechanical Engineering required. . PE required; experienced engineer of… more
    Arup (10/04/25)
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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 be the Independent Flight ... and cross-discipline team of engineers through the design cycle for mechanical , harnessing, and energetics development and RCC 319 qualification, as well… more
    RTX Corporation (08/30/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Mckinney, TX)
    …and naval electronics. The products support US Government and international customers. This Principal Mechanical Engineer role will support the MultiMFRFS ... Will Do Drive technical and programmatic execution (performance/cost/schedule) for mechanical engineering across multiple products (IPTs) within the MFRFS portfolio.… more
    RTX Corporation (10/07/25)
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  • Principal Mechanical Engineer

    Northrop Grumman (Huntsville, AL)
    …of history, they're making history. Northrop Grumman Defense Systems is seeking a ** Principal ** ** Mechanical ** ** Engineer ** . This position is located in ... **You'll** **Get** **To** **Do:** + Responsible for overseeing and coordinating mechanical systems design + Evaluating mechanical systems, products, components,… more
    Northrop Grumman (09/17/25)
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  • Principal Mechanical Engineer

    Leonardo DRS, Inc. (Cypress, CA)
    …systems for surveillance and targeting applications. We are seeking a highly motivated Principal Mechanical Engineer with a strong background in thermal ... technologies. **Basic Qualifications and Required Skills** + Bachelor's degree in Mechanical or Aerospace Engineering with 10+ years of relevant experience (8+… more
    Leonardo DRS, Inc. (08/21/25)
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