NewElectromechanical Engineer II FPC 804 TechnologyElectromechanical Engineer II FPCIrvine, CA$40–$55 / hourESSENTIAL FUNCTIONS: Supports the department’s Subject Mater Expert (SME) in the sizing, design, mechanical drawings and testing of electric motors operating at speeds up to 70,000 rpm used in our fans, pumps and compressors. This position supports the design, development and testing of induction and permanent magnet motors used in fans, pumps and compressors requiring innovative engineering solutions that enhance new product performance and reliability.
NewRailway Engineer - Remote Teoresi GroupRailway Engineer - RemoteLos Angeles, CARemoteIntegration of onboard and wayside subsystems, including signaling components, sensors, communication interfaces, and control units, into system-level testing environments (e.g., HIL/SIL). At Teoresi, we specialize in supporting companies in creating projects using cutting-edge technologies such as self-driving cars and nanotechnology for the medical field.
NewSenior RF/Antenna Engineer OffWorldSenior RF/Antenna EngineerPasadena, CAOffWorld’s first challenge is developing and maturing a modular robotic system for extreme environment applications on Earth--our robots will go deeper underground than humans can, eliminate the need for humans to work in life-threatening environments in construction, tunneling and other dangerous applications and dramatically reduce the environmental footprint and cost in key industrial sectors. OffWorld was founded by an experienced engineering team drawing on decades of tackling formidable engineering challenges at NASA, ESA, SSL/MDA, CERN, Reaction Engines, SAFRAN, Surrey Satellites and Cisco.
NewMechanical Engineer (New Grad December 2026) FreeformMechanical Engineer (New Grad December 2026)Los Angeles, CA$95,000–$110,000 / yearJob Description MECHANICAL ENGINEER (NEW GRAD DECEMBER 2026) 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.
NewQuality Engineer System OneQuality EngineerLong Beach, CA$100,000–$120,000 / yearThe role supports manufacturing quality, supplier quality, and field performance by investigating product nonconformances, performing root cause analysis, and implementing corrective actions. Investigate product nonconformances identified during assembly, manufacturing processes, internal testing, customer acceptance testing, and field operations.
NewSenior RF Engineer IcarusSenior RF EngineerLos Angeles, CA$120,000–$220,000 / yearIcarus deliberately optimizes for a high signal (engineers) to noise (management) ratio, where engineering, flight, and execution matter more than process, politics, or management overhead. We build solar-powered aircraft that fly at 60,000 ft for weeks at a time, delivering persistent, affordable, and scalable presence from this layer of the atmosphere.
NewSenior Research and Prototyping Engineer ArcturusSenior Research and Prototyping EngineerLos Angeles, CABuild and support experimental gas-flow and vacuum setups for CVD/LCVD-style experiments, including chambers, pumps, fittings, gas lines, flow control, laminar flow considerations, thermal profiles, and precursor delivery. Build, align, and troubleshoot laser and optical test setups, including lenses, mounts, focal distance, working distance, spot size, beam path alignment, and practical resolution constraints.
NewSenior Thermal Engineer Castelion CorporationSenior Thermal EngineerTorrance, CAYou will define thermal architectures, develop high-fidelity thermal models, and use first-principles analysis, simulation, and hardware testing to ensure our vehicles perform reliably in some of the most demanding thermal environments imaginable. This role is ideal for an engineer who enjoys moving fluidly between analytical models, real hardware, and flight data—and who wants to directly influence vehicle architecture and design decisions from day one.
NewSenior Hardware Engineer, Navigation Relativity SpaceSenior Hardware Engineer, NavigationCosta Mesa, CA$148,000–$222,000 / yearA strong candidate for the role will have a deep technical background in navigation system electronics and experience integrating GNSS receiver systems and inertial measurement sensors into high-dynamic environments, while serving as a subject matter expert on the navigation sensor suite and its respective operational needs. You will work with cross-functional partner teams across the company, conducting architectural trades, developing acceptance and qualification test plans, while being responsible for critical sensory infrastructure allowing for the landing, recovery, and reuse of the vehicle booster stage.
NewSenior Battery Engineer Safire Technology Group, Inc.Senior Battery EngineerCulver City, CAOur technology spans from high-performance cells to scalable storage systems, with smart battery features and battery management designed to improve performance, lifespan, and resilience. Support customer engagements, technical proposals, and application documentation in collaboration with business development teams.
NewEMC Engineer AstrolabEMC EngineerHawthorne, CAAnalyze and contribute to designs relating to the effects of circuit and power system grounding architectures, structural electrical bonding, circuit isolation, shielding effectiveness, radiated/conducted emissions and susceptibility, near field/far field electromagnetics, transient protection, signal and power integrity, and general RF compatibility. Ability to read, interpret and follow circuit schematics, PCB layouts, engineering drawings, BOMs, cable harnesses, wiring schematics, interface diagrams, layout drawings, mechanical drawings, and CAD software.
NewMechanical Engineer IcarusMechanical EngineerLos Angeles, CA$100,000–$160,000 / yearIcarus deliberately optimizes for a high signal (engineers) to noise (management) ratio, where engineering, flight, and execution matter more than process, politics, or management overhead. We build solar-powered aircraft that fly at 60,000 ft for weeks at a time, delivering persistent, affordable, and scalable presence from this layer of the atmosphere.
NewSenior Mechanical Engineer IcarusSenior Mechanical EngineerLos Angeles, CA$120,000–$220,000 / yearIcarus deliberately optimizes for a high signal (engineers) to noise (management) ratio, where engineering, flight, and execution matter more than process, politics, or management overhead. We build solar-powered aircraft that fly at 60,000 ft for weeks at a time, delivering persistent, affordable, and scalable presence from this layer of the atmosphere.
NewSenior RF Systems Engineer HermeusSenior RF Systems EngineerLos Angeles, CAAbout The Role: As an RF systems engineer you will be responsible for identifying RF hardware requirements, creating system architectures, and building/testing/integrating the RF solutions – both on the aircraft and ground station. Develop test concepts and test procedures for RF and Environmental testing, including far field and near field measurements (plus vibration, shock, thermal and thermal vacuum).
NewSenior Hardware Reliability Engineer K2 SpaceSenior Hardware Reliability EngineerLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
NewSenior Mechanisms Engineer, Optical K2 SpaceSenior Mechanisms Engineer, OpticalLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. As Senior Mechanisms Engineer, you will be responsible for defining how K2 designs, manufactures, tests, integrates, and deploys precision, high-speed optical mechanisms and associated mechanical structures for use in K2's portfolio of optical payloads.
NewQuality Engineer swipejobs LLCQuality EngineerFullerton, CA$45–$50 / hourWork Environment This role works in both office and manufacturing settings and may involve exposure to machinery, moderate noise, fumes, and dust. Candidates must be able to occasionally lift up to 20 pounds and perform activities such as standing, walking, reaching, bending, and climbing stairs.
NewQuality Engineer Kimco StaffingQuality EngineerLong Beach, CA$45–$50 / hourPosition Summary As a key member of the Product Team, the Quality Engineer will serve as the quality focal point for one or more product lines and various quality functions. Ability to effectively communicate and collaborate with customers, suppliers, engineering, manufacturing, and internal quality teams.
NewElectronics System Engineer Simulator Product Solutions LLC, a division of Orbit International Corp.'s Electronics GroupElectronics System EngineerCarson, CADevelop electro-mechanical designs by preparing diagrams, and drawings using PADS, and (SolidWorks is a strong plus) collaborating with related design teams; evaluating components, materials and suppliers; identifying and resolving design integration/interface and manufacturability issues; determining and establishing design specifications. Will produce engineering designs and modifications by analyzing project requirements; researching and developing electro-mechanical engineering techniques and approaches; validating and verifying designs; supporting project implementation.
NewSenior Thermal Control System (TCS) Design Engineer K2 SpaceSenior Thermal Control System (TCS) Design EngineerLos Angeles, CA$140,000–$250,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. You will be responsible for spearheading the design and verification efforts of active and passive thermal control systems including, but not limited to, pump fluid loops, heat pipes and all of the required ground supporting equipment (test fixtures, diagnostic equipment, instrumentation, software tools etc.).