NewSenior Mechanical Engineer DivergentSenior Mechanical EngineerLos Angeles, CA$128,520–$176,720 / yearWork involves regular interaction with industrial equipment and may include moving machinery, elevated noise, metal powders, inert gas systems, lasers, and high-power electrical equipment. Lead technical coordination across engineering, manufacturing, quality, supply chain, suppliers, and other stakeholders; communicate decisions, status, risks, actions, and required support clearly.
NewMechanical Engineer Mycronic USAMechanical EngineerRedondo Beach, CASurfx Technologies is a fast-growing company that offers atmospheric argon plasmas for the high-volume manufacturing of integrated circuits, semiconductor packages, printed circuit boards, and other microelectronic devices. This is an excellent opportunity for a hands-on engineer who enjoys solving real-world problems, working with cutting-edge technology, and growing professionally in a dynamic hardware development and manufacturing environment.
NewMechanical Engineer II Rocket Lab CorporationMechanical Engineer IIPasadena, CA$100,000–$126,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.
NewSpacecraft Mechanical Engineer I Rocket Lab CorporationSpacecraft Mechanical Engineer ILong Beach, CA$82,000–$113,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.
NewSenior Mechanical Engineer - MEP Building Systems SY LEE ASSOCIATESSenior Mechanical Engineer - MEP Building SystemsGlendale, CAOur projects include commercial, educational/K-12 and higher education, municipal, healthcare, institutional, mixed-use, residential, private development, and other public-sector facilities , including new construction, renovations, modernizations, system upgrades, and existing-building assessments. We are looking for someone who can take an active role in mechanical design, work independently on projects, and provide technical direction to our engineers, designers, and drafting staff.
NewPrincipal Electronics Design Engineer FEI-ZyferPrincipal Electronics Design EngineerGarden Grove, CASystems engineering experience working with internal and external customers to develop hardware and software requirements, solutions, and documentation for new products. Reliability engineering including reliability predictions (MTBF) and Failure Mode Effects & Criticality Analysis (FMECA).
NewSenior Mechanical Engineer - Aerospace & Defense Machina LabsSenior Mechanical Engineer - Aerospace & DefenseLos Angeles, CAAs a key member of the engineering team, you will own the release of engineering documentation, oversee our Product Data Management (PDM) system, mentor engineers across manufacturing and process engineering, and ensure that designs are optimized for production, quality, and scalability. This position is ideal for an experienced engineer who enjoys balancing technical execution with engineering leadership and is passionate about developing robust design processes in a collaborative startup environment.
NewSenior Hardware Engineer, Power Electronics Relativity SpaceSenior Hardware Engineer, Power ElectronicsEl Segundo, CA$148,000–$222,000 / yearAny unsolicited submission - via email, our website, social media, or directly to an employee - will be deemed the property of Relativity Space, and no fee will be owed absent a current, fully executed agreement with Talent Acquisition that specifically authorizes submissions for the applicable role. You will oversee hardware development through the entire product lifecycle from concept to flight maturity to include initial design, board bring-up, design verification, qualification, initial flight production, integration, and vehicle operations.
NewMechanical Engineer FreeformMechanical EngineerLos Angeles, CA$100,000–$140,000 / yearIn addition to the significant stock option package, the estimated salary range for this role is $100,000-$140,000, dependent on the candidate's academic level (Bachelors, Masters, or PhD) and demonstrated out of classroom experience. As a Mechanical Engineer at Freeform, you will own projects cradle to grave as a responsible engineer, taking advanced manufacturing hardware from initial concept through design, fabrication, testing, and deployment.
NewMechanical Engineer (New Grad Summer 2027) FreeformMechanical Engineer (New Grad Summer 2027)Los Angeles, CA$95,000–$110,000 / yearJob Description MECHANICAL ENGINEER (NEW GRAD SUMMER 2027) Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. In addition to the significant stock option package, the estimated salary range for this role is $95,000-$110,000, dependent on the candidate's academic level (Bachelors, Masters, or PhD) and demonstrated out of classroom experience.
NewSenior Spacecraft Mechanical Engineer I Rocket Lab CorporationSenior Spacecraft Mechanical Engineer ILong Beach, CA$115,000–$158,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.
NewSpacecraft Mechanical Engineer II - TS/SCI Rocket Lab CorporationSpacecraft Mechanical Engineer II - TS/SCILong Beach, CA$100,000–$126,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.
NewSenior Mechanical Engineer II - Secret Clearance Rocket Lab CorporationSenior Mechanical Engineer II - Secret ClearanceLong Beach, CA$132,000–$198,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
NewMechanical Engineer, Level II VerustructMechanical Engineer, Level IITorrance, CA$115,000–$140,000 / yearWorking closely with experienced mechanical, robotics, materials, and structural engineers, you will contribute throughout the complete hardware-development cycle, including CAD, finite element analysis, mechanism design and selection, fabrication, assembly, testing, failure investigation, and design iteration. Design and develop components and mechanical subsystems for robotic construction equipment, including automated formwork, locomotion, material delivery, concrete consolidation, actuation, and auxiliary construction tools.
NewCommissioning Agent (Mechanical Design) K2 Staffing, LLCCommissioning Agent (Mechanical Design)Lakewood, CAMinimum 5+ years of experience as a mechanical design engineer working with a consulting engineer or firm designing mechanical systems for facilities/buildings. -Functional knowledge of building systems across disciplines, including fire protection, HVAC, plumbing/piping, electrical, technology, instrumentation and controls, process, and lighting systems.
New6B1DI4-Elect Design and Analy Engr 4 - 64Y-Microelectronics (72701-1) Systemart LLC6B1DI4-Elect Design and Analy Engr 4 - 64Y-Microelectronics (72701-1)El Segundo, CAtFrom complex digitally beamformed phased arrays for constellation satellite programs to computing and networking equipment for commercial airplanes, the Client Electronic Products group develops ASICs and FPGAs that are at the heart of Client's products! \tOur diverse development portfolio provides opportunities to learn with exposure to the breadth of the Client product line – approximately half our design/verification work is within the Space & Launch business unit, and half is from other parts of Client (AvionX; Missiles & Weapons; Strike, Surveillance and Mobility; and Autonomous Systems).
New6B1DI5-Elect Design and Analy Engr 5 - 64Y-Microelectronics (72700-1) Systemart LLC6B1DI5-Elect Design and Analy Engr 5 - 64Y-Microelectronics (72700-1)El Segundo, CAtFrom complex digitally beamformed phased arrays for constellation satellite programs to computing and networking equipment for commercial airplanes, the Boeing Electronic Products group develops ASICs and FPGAs that are at the heart of Boeing's products! \tOur diverse development portfolio provides opportunities to learn with exposure to the breadth of the Boeing product line – approximately half our design/verification work is within the Space & Launch business unit, and half is from other parts of Boeing (AvionX; Missiles & Weapons; Strike, Surveillance and Mobility; and Autonomous Systems).
NewMechanical Engineer II - III Syska Hennessy GroupMechanical Engineer II - IIILos Angeles, CA$75,667–$120,335 / yearAs a Mechanical Engineer II - III you will be responsible for creating basic designs under the direction of senior engineers and/or senior designers, performing equipment selections, and load/energy and pressure drop calculations for a variety of projects and project sizes. Additional responsibilities include: Represent Syska Hennessy Group and work in close contact with and effectively interact with the internal design team as well as external clients and consultants (including owners, builders, developers, program managers, architects, vendors, etc.).
NewSenior Mechanical Engineer, Fluid Systems Radiant IndustriesSenior Mechanical Engineer, Fluid SystemsEl Segundo, CA$158,000–$219,450 / yearPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
NewSenior Mechanical Engineer, Interceptor GITAISenior Mechanical Engineer, InterceptorLos Angeles, CA$155,000–$200,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), GITAI Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Field assignments may involve multi-day stays, early departures, long test days, changing schedules, outdoor work, dust, heat, cold, and occasional evening or weekend work.