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  • SpaceX in Hawthorne, CA is seeking an Antenna Engineer for Starship. You will own RF engineering from concept to prototyping and production, designing antennas for wide frequency bands and coordinating with mechanical, production, and integration teams. The role emphasizes... 
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    VetJobs

    Hawthorne, CA
    1 day ago
  • $125k - $175k

    SPACE EXPLORATION TECHNOLOGIES CORP seeks an Antenna Engineer for RF engineering on Starship vehicles. Responsibilities include designing antennas, building prototypes, and supporting communications systems. Candidates should have a Bachelor’s degree in an engineering... 
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    SPACE EXPLORATION TECHNOLOGIES CORP

    Hawthorne, CA
    1 day ago
  •  ...development company in Torrance, California is seeking a Mechanical Engineer to design and develop critical flight hardware. The ideal candidate will manage real flight hardware, contributing to rapid prototyping and integration efforts. A Bachelor's in Mechanical... 
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    Next Matter

    Torrance, CA
    1 day ago
  • $100k - $130k

    Advanced Manufacturing Company in El Segundo is seeking a Mechanical Build Engineer responsible for developing build procedures and overseeing assembly processes. The ideal candidate will have a Bachelor’s degree in aerospace engineering and at least one year of relevant... 
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    Advanced Manufacturing Company

    El Segundo, CA
    1 day ago
  • MyHR, LLC. is looking for a Senior Mechanical Engineer in Torrance, California. This role requires a creative individual who can develop innovative solutions and effectively communicate complex technical concepts. Candidates should have a strong background in CAD modeling... 
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    MyHR, LLC.

    Torrance, CA
    1 day ago
  • $45 per hour

    Job Details Renewable Energy Mechanical Engineer I, Prototype & Vehicle Systems Cerritos,CA Posted:8/17/2026 Job Description Job ID#: 86835 Job Category: Renewable Energy Position Type: Contract Duration: 2-4 months Shift: 1 Motive Workforce is seeking an entry-level Mechanical... 
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    Stefanini, Inc

    Cerritos, CA
    4 days ago
  • SprintRay is seeking a Mechanical Engineer II in Los Angeles, onsite, with 2+ years in product development. You will drive concepts to...  ..., collaborate with cross-functional teams, and develop prototypes, experiments, and manufacturing-ready solutions. The role emphasizes... 
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    SprintRay Inc.

    Los Angeles, CA
    1 day ago
  • Helogen in Los Angeles, CA is seeking a Mechanical Engineer II to design and develop spaceflight bioinstrumentation hardware from concept...  ...and scale fabrication processes. You will design, analyze, prototype, test, and document electromechanical and microfluidic systems... 
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    Helogen

    Los Angeles, CA
    2 days ago
  • A confidential organization in Los Angeles seeks a practical mechanical engineer for a hands-on role focused on designing and fabricating innovative prototype systems. The ideal candidate will have over 5 years of experience in mechanical engineering, proficiency in machinery... 
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    Lumicity

    Los Angeles, CA
    1 day ago
  • $161k - $241.4k

     ...Northrop Grumman Aeronautics Systems has an opening for a Staff Test Engineer to join our team of qualified, diverse individuals in our RAD...  ...creation, from visionary early-stage designs and rapid prototyping to high-impact demonstrations and solving the toughest technical... 
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    Relocation package
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    Northrop Grumman

    Redondo Beach, CA
    12 hours ago
  • $114k - $171k

     ...Aeronautics Systems sector has an opening for a Principal Systems Engineer - CMDM to join our team of qualified, diverse individuals...  ...concept creation, from visionary early-stage designs and rapid prototyping to high-impact demonstrations and solving the toughest technical... 
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    Northrop Grumman

    Redondo Beach, CA
    4 days ago
  • $100k - $117.5k

     ...ultimate goal of enabling human life on Mars.BUILD RELIABILITY ENGINEER (FALCON/STARSHIP VALVES AND COMPONENTS) The Build Reliability...  ...flight hardware, including identification of key characteristics, prototype testing for functionality and manufacturability, first article... 
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    SpaceX

    Hawthorne, CA
    4 days ago
  • $158k - $219.45k

     ...practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use...  ...Builds & AssemblyResponsible for assembly and integration of prototype and first-article turbomachinery. hardware, including... 
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    Radiant Industries

    El Segundo, CA
    12 hours ago
  • $178.6k - $215.8k

     ...for electrification and can own product development through all stages of conception, prototype, and productization. In this role, you will work closely with a talented engineering team in a fast-paced environment to apply emerging technologies in innovative ways to rapidly... 
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    Permanent employment
    Work at office

    Epirus

    Torrance, CA
    4 days ago
  • $114k - $171k

     ...Northrop Grumman Aeronautics Systems is seeking a Principal Systems Engineer in Rancho Bernardo, CA or El Segundo, CA. The successful...  ...Continuous Evaluation).• Demonstrated ability to work in a rapid prototyping environment.• Familiarity with Model Based Systems Engineering... 
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    Northrop Grumman

    El Segundo, CA
    4 days ago
  • $180k - $230k

     ...in-space ecosystem.About this RoleAs a Principal Fluid Systems Engineer on Varda's Payload team, you will define and lead the...  ...models, FEA, etc. as needed)Lead build and test campaigns for prototypes and flight hardware to characterize performance and reliabilitySynthesize... 
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    Full time
    Immediate start
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    Varda Space Industries

    El Segundo, CA
    1 day ago
  • $161.1k - $241.7k

     ...seeking a highly qualified, mission oriented Manager 2 - Systems Engineering.This leadership position is located in Redondo Beach, CA....  ...concept creation, from visionary early-stage designs and rapid prototyping to high-impact demonstrations and solving the toughest... 
    Full time
    Relocation package
    Flexible hours
    Shift work

    Northrop Grumman

    Redondo Beach, CA
    2 days ago
  • $150k - $175k

    Job DescriptionFabletics is looking for an Engineering Manager to lead our Creative Systems team — the engineers behind how we produce...  ...close to the work — code reviews, pairing on tough problems, prototyping integrations, and stepping in when a flaky pipeline, tricky content... 
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    TechStyle Fashion Group

    El Segundo, CA
    4 days ago
  • $103.2k - $122.2k

     ...hardware. In this role, you will work closely with a talented engineering team to design, produce, and support test systems and test...  ...under various environmental conditions   ~ Support fast prototyping by designing and building engineering test sets for investigation... 
    Permanent employment
    Work at office

    Epirus

    Torrance, CA
    3 days ago
  • A leading company is seeking an Engineering Assistant to support the Engineering Manager in product manufacturing process design. Key...  ...technician support. This role also involves troubleshooting and prototyping tasks crucial for product development. #J-18808-Ljbffr... 

    Interplace, Inc.

    Gardena, CA
    1 day ago
  •  ...company. RBC Bearings is a premier global supplier of custom engineered, precision products to the aerospace and defense industries. RBC...  ...in a DOD, FAA, Aerospace, Product Manufacturing or Design to Prototype business.Knowledge and experienced in the Quality Assurance disciplines... 
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    Contract work
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    For subcontractor
    Immediate start

    RBC Bearings

    Torrance, CA
    2 days ago
  •  ...2819190Reference26-02612Job Title: (P100892 Perceived Quality Engineer)About Kyyba:Founded in 1998 and headquartered in Farmington Hills...  .... Lead issue identification and resolution efforts during prototype builds. Convert feasibility requirements into clear and actionable... 
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    Kyyba

    Gardena, CA
    3 days ago
  • Reflect Orbital in Hawthorne, California, seeks a Mechanical Engineer to design and validate spacecraft subcomponents. You will be responsible for delivering critical hardware while managing tight deadlines and ensuring reliability in space environments. The ideal candidate... 

    Reflect Orbital

    Hawthorne, CA
    1 day ago
  • Motive Workforce is seeking an entry-level Mechanical Engineer I to support prototype development and vehicle integration for locomotive electrification programs in Cerritos, CA. This hands-on role connects mechanical design with prototype fabrication, testing, and shop... 

    Stefanini, Inc

    Cerritos, CA
    4 days ago
  • $26 - $38 per hour

    Dormont Manufacturing Co is seeking an Associate Mechanical Engineer to join their team in Gardena, California. The role involves direct contribution to the design and building of optical interconnect products and their manufacturing facilities. The ideal candidate should... 
    Hourly pay
    Flexible hours

    Dormont Manufacturing Co

    Gardena, CA
    1 day ago
  • Thermopylae Aerospace Corporation in Hawthorne, CA, is seeking a mechanical aerospace engineer to own the airframe, structures, and mechanisms of our interceptor platform. You will run aerodynamic simulations, perform structural and dynamic analyses, and drive manufacturability... 

    Thermopylae Aerospace

    Hawthorne, CA
    3 days ago
  • $100k - $130k

    A leading engineering consultancy in Los Angeles is seeking a full-time R&D Engineer. The position involves designing, prototyping, and testing wireless communication projects while working in a hybrid schedule. Ideal candidates should have a Bachelor's in Electrical Engineering... 
    Full time

    Keystone Distinction Group

    Los Angeles, CA
    1 day ago
  • $112.5k - $157.5k

     ...battlefield and deter the adversaries of democracy. We're hiring engineers, operators, and builders who want to move fast, take on...  ...supporting NPI builds and transitioning automation solutions from prototype to scalable productionStrong cross-functional collaboration skills... 
    Work experience placement

    Neros Technologies

    Torrance, CA
    3 days ago
  •  ...some of the world’s most demanding industries. Our integrated engineering and manufacturing platform transforms complex designs into production...  ...systems and the integration of hydraulic actuators. Support prototype assembly and fixture integration during test setup. Test... 
    Temporary work
    Work at office

    Divergent

    Torrance, CA
    1 day ago
  • $120k - $170k

     ...cost analysis Ensure that suppliers are prepared to support all prototype builds with appropriate equipment and material to ensure...  ...to build for all Starshield programsCollaboratively work with engineering and production to identify a reliable supply base to support all... 
    Permanent employment
    Contract work
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    SpaceX

    Hawthorne, CA
    1 day ago