Propulsion Engineer Poseidon AerospacePropulsion EngineerAlameda, CaliforniaRefine & Develop the break-in, operating, inspection, and maintenance procedures: Document and collect the procedures that carry the propulsion systems through test stand runs, ground runs, and flight tests. If you have an interest in aviation, working hands-on in a test environment, motorsports or high performance engine tuning experience, and have strong instincts running an engine test cell, we are looking for you to join Poseidon.
Sr. Mechanical Design Engineer (Starship Components) Space Exploration TechnologiesSr. Mechanical Design Engineer (Starship Components)Hawthorne, CA$135,000–$190,000 / yearRESPONSIBILITIES: Develop state-of-the-art, manufacturable flow control devices (valves, regulators, solenoids), mechanisms (flap/fin/payload door actuators), and electromechanical devices through end-to-end ownership (design, analysis, production layout, assembly, environmental testing, and vehicle integration) across Starship and Super Heavy stage systems. Partner with manufacturing, production, testing, and supply chain to achieve SpaceX's highest-yet component build rate, striving for high factory yield and automotive volume/cost.
Senior Manufacturing Engineer I/II - TPA Rocket Lab USASenior Manufacturing Engineer I/II - TPALong Beach, California$120,000–$198,000 / yearFull timeImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To 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. Additional perks include subsidized EV charging, onsite fitness centers (where available), discounted gym memberships, complimentary snacks and beverages, 50% employee discount on our popular merch store, and a variety of other employee discounts.
NewSenior Avionics Test Engineer, RF and Navigation Relativity SpaceSenior Avionics Test Engineer, RF and NavigationLong Beach, CaliforniaAbout the Role: Develop frameworks and infrastructure to conduct qualification and acceptance testing of RF, telemetry, and navigation avionics components, including GPS/GNSS receivers and inertial measurement units (IMUs), on the Terran R launch vehicle. Design equipment to facilitate avionics component testing: simulation circuits, RF signal sources, GPS/GNSS and sensor simulators, auxiliary test equipment, test harnesses, mechanical fixtures and enclosures, and system validation tools.
Principal Spacecraft Guidance, Navigation & Control Engineer Quantum SpacePrincipal Spacecraft Guidance, Navigation & Control EngineerHawthorne, Maryland$175,000–$225,000 / yearWe are seeking a Principal Spacecraft Guidance, Navigation & Control Engineer to serve as the technical authority for the GNC subsystem across multiple spacecraft programs, leading architecture, design, procurement, integration, and verification. To comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual under 8 U.S.C. §1324b(a)(3), or otherwise eligible to obtain the required authorizations from the U.S. Department of State.
Sr. Manager, Powertrain Test Engineering ZipLineSr. Manager, Powertrain Test EngineeringSouth San Francisco, CA$220,000–$300,000 / yearOwn test methods for motor electromagnetic performance: flux linkage, inductance, torque ripple, iron and copper losses, switching losses, hysteresis, demagnetization risk, and EMI/EMC behavior, partnering with Electrical and Controls Engineering to validate motor models against thrust testing and dynamometer data. Develop and validate thermal models against instrumented test data; design thermal test setups to characterize heat generation, dissipation paths, and thermal limits, and use results to close the loop with Design Engineering on cooling strategy and derating curves.
Head of Supply Chain FurientisHead of Supply ChainLos Angeles, CaliforniaYou’ll work closely with engineers to manage BOMs, track part effectivity and configuration changes, drive make-vs-buy decisions, coordinate suppliers, secure competitive pricing, and ensure critical hardware arrives on time. America is critically deficient in production of defensive munitions- we currently produce shipborne interceptors in the few hundreds per year while our adversaries are producing offensive threats in the tens of thousands per year.
UAV Integration Technician Swift EngineeringUAV Integration TechnicianSan Clemente, CaliforniaWe are seeking a highly skilled and hands-on UAV Integration Technician to support the assembly, integration, maintenance, and flight readiness of unmanned aerial systems (UAS) within a fast-paced R&D environment. Family Planning & Parenting Support: Fertility (e.g., IVF, preservation), adoption, and gestational carrier coverage with additional benefits and resources to provide support from planning to parenting.
Propulsion Engineer II - Hardware And Bus Systems VardaPropulsion Engineer II - Hardware And Bus SystemsEl Segundo, CA$119,543–$152,749 / yearGenerate propulsion performance analysis products and document key requirements (propellant budgets, pressure ladders, fluid component sizing, structural & thermal limits, and more); deliver your outputs as key inputs to GNC, Mission Operations, Thermal, and other cross-disciplinary partner teams. Varda was founded in January 2021 by Will Bruey and Delian Asparouhov with significant backing from world class investors including Khosla Ventures, Lux Capital, Founders Fund, Caffeinated Capital, General Catalyst, and Also Capital.
Propulsion Engineer Stratolaunch SystemsPropulsion EngineerMojave, CA$120,500–$158,000 / yearPrincipal-level ($181,000-$262,000): Bachelor's degree (B.S.) from accredited institution and 20+ years of engineering experience, OR equivalent combination of education and experience, OR significant relevant experience for this role. You're within a half day's drive or less of Los Angeles, San Diego, Las Vegas, and San Francisco where you can find a variety of live entertainment, museums, tours, and historical sight-seeing.
Propulsion Engineer Vast SpacePropulsion EngineerLong Beach, CA$112,340–$159,468 / yearVast is rapidly developing its multi-module Haven Station 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.
Manager Systems, Integration, And Test VardaManager Systems, Integration, And TestEl Segundo, CA$170,000–$198,000 / yearVarda was founded in January 2021 by Will Bruey and Delian Asparouhov with significant backing from world class investors including Khosla Ventures, Lux Capital, Founders Fund, Caffeinated Capital, General Catalyst, and Also Capital. Varda, like all employers, must ensure that its employees working in the United States are lawfully authorized to work in the U.S. Additionally, our employees are exposed to and have access to certain export-controlled items.
Senior Propulsion Engineer Voyager Space HoldingsSenior Propulsion EngineerMojave, CA$130,000–$160,000 / yearTo conform to U.S. Government export regulations, including the International Traffic in Arms Regulations (ITAR) (22 CFR Parts 120-130) and the Export Administration Regulations (EAR) (15 CFR Parts 730-774), applicants for this position must be a U.S. Person: a US Citizen, a lawful permanent resident of the U.S., or a protected individual as defined by 8 U.S.C. § 1324b(a)(3). We tackle the most complex challenges to unlock new frontiers for human progress, fortify national security, and protect critical assets to lead in the race for technological and operational superiority from ground to space.
CVN Maintenance Project Manager SercoCVN Maintenance Project ManagerSacramento, CAOversee the performance or provide guidance IAW Corrosion Control Assessment and Maintenance Manual (CCAMM) for the Maintenance System Work Package Planning (MSWP) (T-9630-ABMMD-010/all USN hulls) to Ship's Force with training, inspection and reporting of tanks, voids, plenums, bilges, catwalks, pump room decks, and Aqueous Film Forming Foam (AFFF) station decks. + Lead teams providing technical guidance to Ship's Force relating to work on Hull, Mechanical & Electrical (HM&E) and aviation equipment and systems which interface with combat support systems, and hull support items such as damage control equipment for flooding and fire, climate control/ventilation systems, tank and voids, plenums, etc., habitability improvements, and piping systems.
Liquid Propulsion Engineer Voyager Space HoldingsLiquid Propulsion EngineerMojave, CA$104,000–$227,000 / yearBasic Qualifications: Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Chemical Engineering, or a related engineering field with 4 years of relevant professional experience OR Master's degree in a related engineering field with 2 years of relevant professional experience OR 8 years of relevant propulsion engineering experience in lieu of a degree. Basic Qualifications: Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, Electrical Engineering, or a related technical field with 4 years of relevant professional experience OR Master's degree in a related technical field with 2 years of relevant professional experience OR 8 years of relevant software engineering experience in lieu of a degree.
Aerodynamics Intern (Spring 2027) ZipLineAerodynamics Intern (Spring 2027)South San Francisco, CAOur customers include the world's largest and most prominent healthcare systems, governments, retailers, restaurants and global businesses who rely on us to save lives, reduce emissions, increase economic opportunity, and provide delivery from point A to point B as fast as possible. We work on everything from the body and propellers to vehicle dynamics and aeroacoustics, and in order to ensure our product is successful we collaborate strongly with almost every other engineering team, including GNC, structures, mechanical integration, avionics, perception, systems, weather and others.
Senior Propulsion Engineer Vast SpaceSenior Propulsion EngineerHawthorne, CA$130,000–$190,000 / yearVast is rapidly developing its multi-module Haven Station 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.
Technical Staff, Guidance Navigation and Controls GNC Stratolaunch SystemsTechnical Staff, Guidance Navigation and Controls GNCMojave, CA$147,667–$262,294 / yearThe successful candidate will have demonstrated leadership capability and a track record applying deep technical expertise in architecture derivation, algorithm development, and hardware implementation to solve practical engineering problems. Senior Principal ($168,450-$299,210): Bachelor's degree, Master's or Doctoral degree (graduate degree preferred) in related discipline from an accredited institution and 20+ years relevant experience or equivalent combination of education and experience.
Senior Propulsion Engineer - Hardware And Bus Systems VardaSenior Propulsion Engineer - Hardware And Bus SystemsEl Segundo, CA$140,333–$179,314 / yearYou will be responsible for propulsion system architecture, analysis products, component sizing, propulsion software tool development, data review, detailed mechanical design, subsystem test, and operations both on the ground and in orbit while working within an interdisciplinary engineering team. Generate propulsion performance analysis products and document key requirements (propellant budgets, pressure ladders, fluid component sizing, structural & thermal limits, more) and deliver them as inputs to GNC, Mission Operations, Thermal, and other cross-disciplinary partner teams.
Technical Program Manager, Systems Development & Implementation Joby AviationTechnical Program Manager, Systems Development & ImplementationSanta Cruz, California$149,500–$192,000 / yearFull timeThis role sits at the intersection of systems and aircraft interfaces: you will scope work, build and maintain roadmaps, and then personally drive the cross-team execution needed to hit aircraft-level milestones — not just author the plan, but chase it to closure as new information and issues surface. Proven track record managing schedules, dependencies, and critical paths across multiple engineering teams, including identifying constraints and recommending recovery options when plans slip.