Mechanical Engineer II, Thermal Control Systems VastMechanical Engineer II, Thermal Control SystemsLong Beach, California$112,340–$159,468 / yearVast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. We also take pride in offering exceptional food perks, with snacks, drip coffee & onsite barista, cold drinks, and dinner meals remaining free of charge, and lunch subsidized as part of Vast’s ongoing commitment to providing high-quality meals for employees.
Project Engineer Stacy WitbeckProject EngineerLong Beach, California$116,000–$145,000 / yearIn the event a recruiter or agency submits a resume or candidate without a previously signed agreement, SWI explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. **Current valued employee-owners of Stacy Witbeck who are inspired by the level of pay in California's market, please respond to this post if you would like to be considered for relocation.** .
Sr. Project Engineer Stacy WitbeckSr. Project EngineerLong Beach, California$130,000–$160,000 / yearIn the event a recruiter or agency submits a resume or candidate without a previously signed agreement, SWI explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. Experience supervising the coordination between engineers and project superintendents regarding daily schedules including people, equipment, materials, subcontractors, suppliers, etc..
Software Security Engineer Castelion CorporationSoftware Security EngineerTorrance, CaliforniaSecure Boot & Root of Trust: Design and implement secure boot chains, hardware-backed root of trust mechanisms, and firmware verification processes for embedded flight systems. To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka 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.
Senior System Safety Engineer Castelion CorporationSenior System Safety EngineerTorrance, CaliforniaCastelion's approach to system safety is grounded in responsible engineering: hazards are systematically identified, risks are clearly documented, mitigations are technically justified, and risk acceptance decisions are explicit, traceable, and made at the appropriate level of authority. Castelion 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.
Senior Manufacturing Engineer, Radar Castelion CorporationSenior Manufacturing Engineer, RadarTorrance, CaliforniaThis role focuses on developing, optimizing, and scaling manufacturing processes for complex avionics hardware—including printed circuit board assemblies (PCBA), wire harnesses, electronic enclosures, sensors, actuators, connectors, and electromechanical subassemblies—to achieve repeatable, high-yield production. If the position is so designated, your employment in the role may be contingent upon your ability to obtain and maintain the required U.S. Government security clearance or other government authorization, and to satisfy any citizenship or other eligibility requirements imposed by applicable law, regulation, executive order, or government contract requirements.
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.
Electrical Engineer Intern Castelion CorporationElectrical 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.
NewElectrical Engineer Intern - Fall 2026 (Avionics) Castelion CorporationElectrical Engineer Intern - Fall 2026 (Avionics)Torrance, CACastelion 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.
Avionics Engineer JetZeroAvionics EngineerLong Beach, California$140,000–$175,000 / yearAs an Avionics Architecture Engineer, you will be responsible for helping create and integrate the full avionics suite for JetZero's aircraft by translating operator and airworthiness requirements, working with the avionics suppliers to implement those requirements, and going through the testing and integration process. This is only going to increase: Air travel is forecasted to double by 2050, while meaningful efficiency gains using current airplanes have hit a wall.
Quality Inspector HermeusQuality InspectorLos Angeles, CAPerform dimensional and visual inspections on complex mechanical and welded components using precision measurement tools and equipment (e.g., calipers, micrometers, height gauges, CMM, FARO arm). We are seeking a Quality Inspector to join our growing team and ensure the highest level of quality and reliability across all hardware produced at our facility.
Quality Technician, Metrology (Contract) Harbinger MotorsQuality Technician, Metrology (Contract)Garden Grove, CA$30–$40 / hourHarbinger 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.
NewEngineering/Technical - Quality Auditor MindlanceEngineering/Technical - Quality AuditorCosta Mesa, CA$23–$25 / hourThe Quality Auditor performs in-process inspections, final product audits, shipping validations, and process compliance reviews while partnering with Operations, Manufacturing, Engineering, Continuous Improvement, and Supply Chain teams to drive quality excellence. This role supports quality activities across warehousing and logistics operations, panelboard manufacturing, and the production line responsible for equipment dismantling and rework activities.
Senior Electrical Engineer - Power Electronics HermeusSenior Electrical Engineer - Power ElectronicsLos Angeles, CA$138,550–$187,450 / year5+ years of experience in multiple of the following areas: Battery design, motor controller design, harness design and fabrication, design for high EMI environments and appropriate mitigations, power conditioning, communication hubs/busses, bus converters, and PCB layout. About The Role: As a Senior Power Electronics Electrical Engineer you will be responsible for development of electrical power architectures and components for next-generation supersonic and hypersonic aircraft.
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.
Fluid Component Engineer II Rocket Lab USAFluid Component Engineer IILong Beach, CA$110,800–$138,600 / 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.
Lunar Propulsion Senior Test Engineer Blue OriginLunar Propulsion Senior Test EngineerEl Segundo, Californiaand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Hands-on test experience or exposure to at least one of the following types of testing: inspection, performance, leakage, shock, vibe, static/dynamic loading, thermal cycling, thermal vacuum, pressurized operations, cryogenic fluids testing, EMC, or Life testing.
Electrical Engineer- Fleet Operations & Reliability Northwood SpaceElectrical Engineer- Fleet Operations & ReliabilityLos Angeles, CaliforniaTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Day-to-day, you'll move between operating our hardware - interpreting live telemetry, driving incident response, analyzing performance data - and leading field campaigns to deploy, diagnose, and upgrade hardware at remote sites.
Engineer, Combination Devices (Technical Lead) Arrowhead PharmaceuticalsEngineer, Combination Devices (Technical Lead)Los Angeles, CA$120,000–$145,000 / yearThis individual will partner closely with cross-functional teams, including Product Development, Packaging, Manufacturing, Clinical Development, Supply Chain, Commercial, Quality, and Regulatory Affairs, to ensure combination products are developed in accordance with applicable regulatory requirements and meet patient needs. Arrowhead is leading the field in bringing the promise of RNAi to address diseases outside of the liver, and our clinical pipeline includes disease targets in the liver and lung with a promising pipeline of preclinical candidates.
NewLead Engineer Swing Shift ABM IndustriesLead Engineer Swing ShiftLos Angeles, CAFor information about ABM’s benefits, visit ABM ABM Employee Benefits | Front Line Team Members | ABM Employee Benefits | Front Line Team Members | (Programa de Beneficios de ABM) Responsibilities . Maintain water filters, softeners, piping and pumps used in conjunction with water distribution, including all sinks, toilet bowls, supply lines, drains and water lines.