Senior Power Electronics Engineer Salient MotionSenior Power Electronics EngineerTorrance, California$175,000–$200,000 / yearSelect and apply Si, SiC, and/or GaN power devices (as appropriate) and design gate-drive, controller, feedback stability, magnetic components including power inductors and transformers, sensing, and protection (short-circuit, overcurrent, over/undervoltage, thermal, desaturation). Strong experience with power converter/inverter topologies, architecture, device selection, gate-drive design, controller selection, feedback gain, stability margin, protection, and high-voltage, high-current PCB/layout practices.
Lead Engineer FlexLead EngineerFontana, CaliforniaCrown Technical Systems, a Flex Company, is a leader in power distribution and protection systems concentrating on sophisticated, state-of-the-art relay and control panels, medium voltage switchgear, and enclosures (power/control buildings/ E-Houses). Read and understand all customer documentation provided: specifications, General Assembly drawings, plan view drawings, electrical single line and schematic drawings, wiring diagrams, detail fabrication drawings, BOMs, etc.
Embedded Software Engineer II CesiumAstroEmbedded Software Engineer IIEl Segundo, CA$118,000–$142,000 / yearPlease Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. This role is ideal for engineers with hands-on experience in embedded systems, including device drivers, kernel customization, bootloaders, and board bring-up, with a preference for experience with the Xilinx platform (experience with other platforms is also valued).
Senior PCB Design Engineer Castelion CorporationSenior PCB Design EngineerTorrance, CaliforniaThis role is ideal for someone who has designed and delivered complex smart PCBs - with embedded microcontrollers, high-speed interfaces, and networking components - ideally in constrained or mission-critical environments. Architect and design mixed-signal boards that include microcontrollers, high-speed digital interfaces (e.g., Ethernet, SPI, I2C, UART, DDR, etc.), network switches, and power management circuits.
Embedded Software Engineer Intern Castelion CorporationEmbedded Software Engineer InternTorrance, CaliforniaCastelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. To conform to U.S. Government export regulations, the applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State.
Test Engineer, Vehicle Integration (Software) Harbinger MotorsTest Engineer, Vehicle Integration (Software)Garden Grove, California$120,000–$160,000 / yearHarbinger may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our HR, legal, and finance teams, and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbinger’s service providers, including providers of background checks, staffing services, and cloud services.
Senior Fpga/Digital Design Engineer AuctisSenior Fpga/Digital Design EngineerTorrance, CaliforniaDevelop firmware for FPGAs that work with electronics, sensors, electro-hydraulic actuators, electromechanical components, and communication links for actuation systems or avionics equipment. Perform circuit analysis and board level design including schematic capture and specifying printed circuit board design requirements (placement constraints, trace parameters, and routing layer constraints).
Advanced Manufacturing Engineer, HV Test Harbinger MotorsAdvanced Manufacturing Engineer, HV TestGarden Grove, CaliforniaHarbinger may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our HR, legal, and finance teams, and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbinger’s service providers, including providers of background checks, staffing services, and cloud services.
Robotics Solutions Engineer Faraday FutureRobotics Solutions EngineerEl Segundo, CAYou own every technical touchpoint of the sales cycle - product demonstrations, proof-of-concept projects, on-site deployment and customer training - for the full FF EAI Robotics portfolio (Navi, Aegis, Master, Futurist, FABER), enabling the regional Key Account Managers and the PAR Development Manager to win and retain B2B customers and channel partners. Responsibilities: Deliver technical product demonstrations and proof-of-concept (POC) projects for education, industrial, events & hospitality, and public safety customers across the assigned state region.
Sr. Quality Assurance Engineer (HVAC) Ledgent TechnologySr. Quality Assurance Engineer (HVAC)Orange, California$120,000–$150,000Must have experience in the field, definitely prefer HVAC industry experience - QA of electro-mechanical products/fluid management/pump/hydraulic products . Perform engineering analyses (e.g., fluid dynamics, heat transfer, load calculations) to validate performance targets such as flow rate and vacuum levels.
Sr. Systems Engineer - Climate Control Rivian and Volkswagen Group TechnologiesSr. Systems Engineer - Climate ControlIrvine, CaliforniaRivian and Volkswagen Group Technologies may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian and Volkswagen Group Technologies affiliates; and (iii) Rivian and Volkswagen Group Technologies’ service providers, including providers of background checks, staffing services, and cloud services. Rivian and Volkswagen Group Technologies may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) record keeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law.
Sr. QA Engineer (HVAC/Pump/Fluid) Ledgent TechnologySr. QA Engineer (HVAC/Pump/Fluid)Orange, California$130,000–$150,000Must have experience in the field, definitely prefer HVAC industry experience - QA of electro-mechanical products/fluid management/pump/hydraulic products . Perform engineering analyses (e.g., fluid dynamics, heat transfer, load calculations) to validate performance targets such as flow rate and vacuum levels.
Principal Electrical Engineer (Hardware Design) FreeformPrincipal Electrical Engineer (Hardware Design)Los Angeles, CA$160,000–$300,000 / yearServe as the senior engineer on the team, driving technical direction, electrical architecture, product requirements, component selection, analysis, schematic capture, prototyping, bring-up, debugging, documentation, productization, manufacturing, and testing. As a Principal Electrical Engineer at Freeform, you will play an integral role in the design and development of custom electronics and compute systems that bring our AI-native metal 3D printing factory systems to life.
Kick-Stage Integration Engineer (All Levels) Impulse SpaceKick-Stage Integration Engineer (All Levels)Redondo Beach, CA$110,000–$185,000 / yearThis position requires applicants to be either U.S. Persons (i.e., U.S. citizen, U.S. national, lawful permanent U.S. resident (green card holder), an individual granted asylum in the U.S., or an individual admitted in U.S. refugee status) or persons eligible to obtain an export license from the U.S. Departments of State, Commerce, or other applicable U.S. government agencies. You will work in a fast-paced environment, coordinating between structures, propulsion, avionics, software, firmware, and test engineers to execute critical vehicle system level tests.
Lead Mechanical Engineer Mesh Optical TechnologiesLead Mechanical EngineerGardena, CaliforniaArchitect electro-mechanical assemblies for highly automated, scalable manufacturing—ensuring designs enable autonomous assembly, precision placement, micron-scale metallurgical processes, and robust DFM execution. You will architect mechanical systems that integrate high-precision optics, photonics, and advanced packaging into products explicitly designed for scalable, autonomous manufacturing with minimal manual intervention.
Hardware Test Engineer- HW/SW Integration Neros TechnologiesHardware Test Engineer- HW/SW IntegrationTorrance, California$112,500–$157,500 / yearYou will serve as the technical owner for assigned test stations, partnering with Electrical Engineering, Firmware, Manufacturing, and Software Test teams to expand test coverage, debug complex failures, and enable rapid production scaling. Ability to work cross-functionally with Electrical Engineering, Firmware, Manufacturing, Quality, Supply Chain, and Contract Manufacturing partners to deploy scalable, reliable test solutions across both Neros and supplier production sites.
Senior PX4 Developer Rainmaker Technology CorporationSenior PX4 DeveloperEl Segundo, CaliforniaOur autonomous drone fleets and weather modification platform operate worldwide: expanding freshwater supplies, protecting agriculture, and proving that cloud seeding works at scale. $150,000 - $200,000 a year Benefits: Significant stock options with high potential upside as an early-stage company.
Embedded SW Engineer Talent Software Services, Inc.Embedded SW EngineerIrvine, CA$60–$65 / hourThe Engineer will contribute to platform by working at the lowest layers of the infrastructure stack firmware, BIOS/UEFI, bootloaders, and board support packages (BSP). Supporting new product development of high-performance, high-capacity storage AI module for use on aircraft.
Product Quality Engineer Morse MicroProduct Quality EngineerIrvine, CaliforniaOperate the Irvine production lab (LitePoint IQxel + FW) to run full Tx/Rx RF test suites on FA units measuring Tx power, EVM, SEM, PER, and frequency error across MCS/BW/frequency combinations and flash firmware branches from the Systems/Radio teams to execute structured before/after corrective action verification. Morse Micro is seeking a Product Quality Engineer to own the Failure Analysis (FA) lab at the Irvine site and serve as the single point of contact between customers, Field Application Engineers (FAEs), and Sydney-based engineering teams (Design, Systems, Radio, DVT, Firmware).
Sr. FPGA Engineer I Rocket Lab USASr. FPGA Engineer ILong Beach, CA$124,800–$171,600 / 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.