Mechanical Engineer I, Avionics, Haven VastMechanical Engineer I, Avionics, HavenLong Beach, California$86,000–$122,000 / 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.
Senior Mechanical Design Engineer, Avionics VastSenior Mechanical Design Engineer, AvionicsLong Beach, California$137,760–$195,552 / 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. Vast is looking for a Senior Mechanical Design Engineer, Avionics , reporting to the Senior Manager of Mechanical Engineering, Avionics, to support the development of the Avionics, RF, Power, or GNC systems for the design and build of human-rated space stations.
Fastener Engineer Harbinger MotorsFastener EngineerGarden Grove, California$140,000–$180,000 / 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.
Chief Engineer, Electrical Skids & E-Houses Fluidstack LtdChief Engineer, Electrical Skids & E-HousesLos Angeles, CAOwn the end-to-end design of Fluidstacks integrated MV/LV electrical skids and UPS E-House product lines, from one-lines and base frames to released-for-production drawing packages. Work with localization teams to define required design upgrades and particularities: interconnect points, protection interfaces, transport and rigging limits, and seismic anchorage.
GNC Engineer – Actuation Systems Castelion CorporationGNC Engineer – Actuation SystemsTorrance, CaliforniaModel electromechanical actuator dynamics, including motors, transmissions, ball screws, control surfaces, sensors, structural loads, friction, backlash, saturation, and other nonlinear effects. This role is a strong fit for engineers who enjoy controls, electromechanical systems, hands-on testing, and seeing algorithms directly affect hardware performance.
Senior Structures Engineer HermeusSenior Structures EngineerLos Angeles, CAFull timeWe are currently in the process of designing iterative airframes on the path to hypersonic flight and looking for a Senior Structures Engineer to lead hardware upgrades, clean sheet designs and mentor junior engineers here in Atlanta. Final compensation will be determined based on a variety of factors, including role scope and responsibilities, relevant experience, education and training, key skills, market data, and business needs.
Senior Avionics Electrical Engineer HermeusSenior Avionics Electrical EngineerLos Angeles, CAFull timeAbout The Role: As Senior Avionics Electrical Engineer at Hermeus, you will be responsible for the design, testing, and integration of GNC systems, electrical hardware, control software, power distribution, and RF communications for our hypersonic vehicles. 5+ years of experience in multiple of the following areas: electrical hardware design, control systems, instrumentation and signal conditioning, digital communication busses, analog design and simulation, power electronics, harness design.
Loads and Dynamics Engineer HermeusLoads and Dynamics EngineerLos Angeles, CAFull timeThis individual will work closely with the aerodynamics and structures teams to develop and refine external loads, create dynamic simulations, validate analysis through testing and flight, and evaluate flutter behaviors to support aircraft development. Strong proficiency in structural dynamics, vibration analysis, and loads analysis for high-speed aerospace vehicles, preferably hypersonic or supersonic vehicles.
Test Engineer HermeusTest EngineerLos Angeles, CAFull timeFinal compensation will be determined based on a variety of factors, including role scope and responsibilities, relevant experience, education and training, key skills, market data, and business needs. Hermeus is a venture-backed defense aviation company reclaiming the lost art of rapid iterative prototyping to build the fastest aircraft in the world today.
Composite Design Engineer The Structures Company, LLCComposite Design EngineerSanta Ana, CA$150,000As trusted partners to leading aerospace and defense OEMs and Tier 1 suppliers, we connect professionals with career opportunities to grow and excel in aviation, aerospace, and defense. Interfaces closely with manufacturing, tooling, quality, and supply chain teams to ensure design-for-manufacturability and smooth transition into production.
Senior Mechanical Engineer (Kick Stage) Impulse SpaceSenior Mechanical Engineer (Kick Stage)Redondo Beach, CA$140,000–$180,000 / yearDesign, analyze, build, test, and document innovative structures; example systems include primary structure weldments, tank internal fluid/structural devices, payload attachment fittings, and stage propulsion/avionics integration hardware. This 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.
Manufacturing Engineer, New Grad HermeusManufacturing Engineer, New GradLos Angeles, CA$91,800–$112,200 / yearFamiliarity with welding processes such as gas tungsten arc welding, gas metal arc welding, laser beam welding, electron beam welding, plasma arc welding, resistance welding, friction-stir welding, or orbital tube welding. This is an ideal opportunity for a recent graduate who has strong hands-on experience through internships, research, capstone projects, student competition teams, or manufacturing environments and is excited to build, test, learn quickly, and contribute directly to flight hardware development.
Senior Propulsion Engineer I CesiumAstroSenior Propulsion Engineer IEl Segundo, CA$140,000–$168,000 / 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. We are seeking a Senior Propulsion Engineer I to lead the design, development, analysis, and testing of critical liquid rocket engine hardware and propulsion subsystems.
Avionics Systems Engineer – Flight Safety Systems (FTS / AFSS) HermeusAvionics Systems Engineer – Flight Safety Systems (FTS / AFSS)Los Angeles, CAThe FTS RE leads coordination with regulatory authorities, and manages interface control with avionics and ground systems and is accountable for system reliability, documentation, and readiness through flight, serving as the technical authority for all FTS matters. Hermeus takes various factors into account, including, but not limited to, the position's scope and responsibilities, the candidate's professional background, education and training, essential skills, and market and business considerations, when presenting a job offer.
Chief Engineer Voyager Space Holdings, Inc.Chief EngineerLong Beach, CA$180,000–$240,000 / yearThe Chief Engineer for Vertical Takeoff and Vertical Landing (VTVL) systems is an autonomous technical leader responsible for the end-to-end mission success of our VTVL programs by managing multidisciplinary teams, overseeing complex systems engineering processes, and aligning technical execution with budgetary and schedule requirements. To 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).
Senior Build Reliability Engineer HermeusSenior Build Reliability EngineerLos Angeles, CAFull timePartner with design engineering and manufacturing teams through vehicle development to create quality plans for hardware, including identification of key characteristics, prototype testing for functionality, and manufacturability, defining first article inspection requirements, and consideration of past failures and lessons learned. Knowledge of quality tools such as Lean principles, Six Sigma, root cause analysis and corrective action, advanced product quality planning (APQP), metrology, process failure mode and effects analysis (PFMEA), control plans, and various problem-solving approaches.
Senior Mechanical Engineer Salient MotionSenior Mechanical EngineerTorrance, CaliforniaPrecision Mechanism Design: Design and iterate on electromagnetic actuators and intricate mechanisms, integrating components such as precision gears, bearings, lead screws, braking systems, and encoders. Ruggedized Avionics: Develop high-performance avionics enclosures, focusing on innovative thermal management (heat rejection) and structural survivability in extreme, high-vibration, or vacuum environments.
NewSr. Mechanical Engineer - Turbomachinery Arbor EnergySr. Mechanical Engineer - TurbomachineryEl Segundo, California$150,000–$175,000 / yearArbor’s team of world-class engineers and scientists aredeveloping a scalable, low-cost approach to Bioenergy with Carbon Capture and Storage (BECCS) based on modern rocket engine technology. BECCS is a carbon dioxide removal (CDR) approach that uses biomass to produce energy and remove CO from the atmosphere and store it permanently underground, while ensuring food security, rural livelihoods, and biodiversity are not affected.
Project Engineer - Structural Engineer Holmes USProject Engineer - Structural EngineerLos Angeles, CAThe Perks That Count - Flexible hybrid work, comprehensive benefits (including pet insurance - your dog loves LA too), genuine work-life balance, and a team that brings the same energy to a Friday lunch as they do to a drift demand analysis. If you're excited about working on LA's most complex structural challenges - big campuses, high-end residential, entertainment venues, and seismic retrofit - keep reading!
NewSr. Principal Design Engineer Northrop Grumman CorpSr. Principal Design EngineerEl Segundo, CA$142,200–$213,400 / yearBasic Qualifications: BS degree in Engineering (Aerospace, Mechanical, or Civil) and a minimum of 8 years of experience in Aerospace structural analysis or MS degree in Engineering (Aerospace, Mechanical, or Civil) with 6 years of experience OR a PhD in a STEM discipline and 4 years of related engineering experience. Essential Functions: Design and develop subsystem components (avionics, control surfaces, propulsion interfaces, environmental systems) meeting performance, weight, and reliability requirements.