• Southland Industries (Garden Grove, CA)
    …This position manages conceptual design for specified projects. In addition, this role manages a larger group of engineers, responsible for achieving project goals ... and objectives. **What you'll do:** + May establish department objectives based on company strategic goals + Ensures engineering standards are maintained and followed + Provides design and engineering support to other departments as needed + Services as design… more
    DirectEmployers Association (09/11/25)
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  • Rocket Lab Corporation (Long Beach, CA)
    …components YOU'LL BRING THESE QUALIFICATIONS AS A PRINCIPAL MANUFACTURING ENGINEER - PROPULSION: Bachelor's degree in mechanical engineering, manufacturing ... development of re-usable liquid launch vehicle, this is your opportunity! SENIOR / PRINCIPAL MANUFACTURING ENGINEER - PROPULSION Based out of Rocket Lab's Engine… more
    Upward (08/04/25)
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  • Rocket Lab Corporation (Long Beach, CA)
    …build and assemble satellite hardware and software that supports other satellite missions. PRINCIPAL SPACECRAFT SYSTEMS ENGINEER Based out of Rocket Lab's global ... headquarters in Long Beach, CA, the Principal Spacecraft Systems Engineer is responsible for the development and maintenance of technical budgets, requirements… more
    Upward (08/04/25)
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  • Rocket Lab Corporation (Long Beach, CA)
    …in a fast-paced and rewarding environment, this is your opportunity. SENIOR COMBUSTION DEVICES ENGINEER II / PRINCIPAL COMBUSTION DEVICES ENGINEER Based out ... of Rocket Lab's headquarters in Long Beach, CA, the Principal /Senior Combustion Devices Engineer will be responsible...Master's or a PhD. Advanced proficiency in NX, ANSYS Mechanical , StarCCM, MATLAB and GD&T. Proficiency in niche software… more
    Upward (08/04/25)
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  • Disneyland Resort (Anaheim, CA)
    Join the magic behind the scenes at the Walt Disney Company as a Principal Manufacturing Engineer (internally known as Principal Quality Engineer ). In ... and facilities, including machining, welding, casting, inspection and assembly of mechanical components. Coordinate with internal and external partners to resolve… more
    Talent (10/20/25)
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  • Amphenol CIT (Cerritos, CA)
    …customers to driving innovation in commercial and test & measurement markets, we engineer the connections that power tomorrow's technology. With our principal ... in a similar role, professional selling experience in the electro- mechanical components industry, preferably with high-value electronic connectors, a plus.… more
    DirectEmployers Association (08/27/25)
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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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  • Principal / Senior Principal

    Northrop Grumman (Redondo Beach, CA)
    …(https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal / Senior Principal Mechanical Design Engineer .** ... the greater Baltimore, MD** _._ **This requisition may be filled as a** ** Principal Mechanical Design Engineer ** **or** **Senior Principal Mechanical more
    Northrop Grumman (10/01/25)
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  • Sr Principal Mechanical

    Medtronic (Northridge, CA)
    …connected, compassionate world. **A Day in the Life** As a member of the Mechanical Engineering R&D group, the individual selected for this role will lead new ... of Engineering degree and 10+ years of experience in mechanical product and process development OR Master's degree with...We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission,… more
    Medtronic (10/21/25)
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  • Principal Engineer NDT/ Sr.…

    Northrop Grumman (El Segundo, CA)
    …NDT method to ensure product quality at lowest cost. ** Principal NDT Engineer ** + BS in Mechanical Engineering, Electrical Engineering, Physics, or related ... Citizenship is a pre-requisite) **Sr. Principal NDT Engineer ** + BS in Mechanical Engineering, Electrical Engineering, Physics, or related STEM field with… more
    Northrop Grumman (10/24/25)
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  • System Engineer

    System One (El Segundo, CA)
    …various domestic and international destinations. Additional Qualifications ( Principal Engineer ): + Master's degree in Electrical, Mechanical , Aeronautical or ... specific domain focusing more on technical implements, and a Principal Engineer has a broader scope of...the development of functional strategy. Basic Qualifications (Staff & Principal ): + Bachelor's degree in Electrical, Mechanical ,… more
    System One (10/17/25)
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  • Principal / Senior Principal Systems…

    Northrop Grumman (Redondo Beach, CA)
    …Microelectronics Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal or Senior Principal Systems ... or the greater Baltimore, MD** _._ **This requisition may be filled as a** ** Principal Systems Engineer (Modeling & Simulation)** **or** **Senior Principal more
    Northrop Grumman (10/01/25)
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  • Principal Engineer , Standards…

    MetroLink (Los Angeles, CA)
    Principal Engineer , Standards and Design Print (https://www.governmentjobs.com/careers/scrra/jobs/newprint/5114820) Apply  Principal Engineer , Standards ... of the METROLINK Commuter Rail System, is seeking a Principal Engineer , Design and Standards, who will...with possible exposure to hostile or irate individuals, moving mechanical parts, and loud noises (85+ decibels, such as… more
    MetroLink (10/16/25)
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  • Principal and Sr. Principal

    Northrop Grumman (El Segundo, CA)
    …previous aircraft systems and Low Observable (LO) experience. **Basic Qualifications** + ** Principal Survivability Engineer (Level 3) -** Bachelor's Degree in a ... years of engineering experience, or 3 years with a Master's degree. + **Senior Principal Survivability Engineer (Level 4) -** Bachelor's Degree in a Science,… more
    Northrop Grumman (10/08/25)
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  • Senior Principal Automation Engineer

    Genentech (Los Angeles, CA)
    …Inspection, Autoinjector Assembly, Packaging/Finished Products). **The Opportunity** A Senior Principal Automation Engineer is being hired to participate ... to 30% of the time is expected during the project phase. Senior Principal Automation Engineer (Department: ITOT/Automation Engineering - Leadership Role) will be… more
    Genentech (10/25/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Los Angeles, CA)
    …history. Northrop Grumman Defense Systems in Northridge, CA. is currently seeking a ** Principal /Sr. Principal Aeronautical Engineer .** We are excited for you ... made in the missile defense industry. **Job Responsibilities:** + Design of mechanical parts and assemblies, including 3D CAD modeling; 2D drawing drafting, review,… more
    Northrop Grumman (10/25/25)
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  • Principal Engineer

    Carollo Engineers (Los Angeles, CA)
    …design, and construction of water and wastewater facilities. We are seeking a Principal Engineer to provide design management, project management, and client ... design management in coordination with discipline engineers (eg civil, structural, mechanical , electrical, instrumentation and controls), and QA/QC + Supervises team… more
    Carollo Engineers (08/19/25)
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  • Managing Principal Engineer - MEP…

    Southland Industries (Garden Grove, CA)
    **Position Summary** As a Managing Principal Engineer , you will manage, coordinate, and lead (conceptual) design on projects for the Southern California Division ... standards are maintained and followed + Act as the Mechanical Engineering expert for the division, which also includes:...Office Products, such as Excel + Four-year degree in Mechanical Engineering or related field required, MS degree preferred… more
    Southland Industries (09/01/25)
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  • Electromechanical Engineer Level 4

    Northrop Grumman (Los Angeles, CA)
    …research studies and applications. **Basic qualifications Sr Principal Electromechanical Engineer (T4):** + Bachelor's Degree in Mechanical or Electrical ... Grumman Advanced Weapons** has an opening for an **Electromechanical Engineer Level 4** with an active clearance **,** to...Engineering **AND** a minimum of eight (8) years Mechanical and/or Electrical Design experience using CAD software OR… more
    Northrop Grumman (10/17/25)
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  • Principal Water-Wastewater Engineer

    AECOM (Los Angeles, CA)
    …AECOM's **Water Business Line** is seeking a highly motivated and experienced ** Principal Water/Wastewater Engineer ** with a passion for water and wastewater ... developments. **Qualifications** **Minimum Requirements** + Bachelor's degree in Civil, Mechanical , or Environmental Engineering. + 10+ years of relevant experience,… more
    AECOM (10/22/25)
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