NewMechanical Engineer, Level II VerustructMechanical Engineer, Level IITorrance, CA$115,000–$140,000 / yearWorking closely with experienced mechanical, robotics, materials, and structural engineers, you will contribute throughout the complete hardware-development cycle, including CAD, finite element analysis, mechanism design and selection, fabrication, assembly, testing, failure investigation, and design iteration. Design and develop components and mechanical subsystems for robotic construction equipment, including automated formwork, locomotion, material delivery, concrete consolidation, actuation, and auxiliary construction tools.
NewSenior Mechanical Engineer GITAISenior Mechanical EngineerLos Angeles, CA$155,000–$200,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), GITAI 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. We value engineers who learn unfamiliar technical domains quickly, approach new problems with an open mind, and apply strong engineering judgment developed in other industries to space and defense missions.
NewSenior Propulsion Engineer - Solid Rocket Motor Development Approach VentureSenior Propulsion Engineer - Solid Rocket Motor DevelopmentEl Segundo, CAThe role spans propulsion architecture, high-pressure hardware, combustion analysis, testing, and system integration, giving you direct influence over both the product and the company's technical direction. Engineers are empowered with broad ownership, work closely across disciplines, and play a direct role in taking complex hardware from concept through operational deployment.
NewSenior Mechanical Engineer, Fluid Systems Radiant IndustriesSenior Mechanical Engineer, Fluid SystemsEl Segundo, CA$158,000–$219,450 / yearPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
NewAvionics Manufacturing Engineer, Electrical Integration Castelion CorporationAvionics Manufacturing Engineer, Electrical IntegrationTorrance, CAAs an Avionics Manufacturing Engineer focused on Electrical Integration, you will develop and improve the manufacturing processes used to integrate complex printed circuit board assemblies, electrical components, and interconnects into mechanical housings and higher-level avionics assemblies. Castelion is looking for an Avionics Manufacturing Engineer, Electrical Integration, reporting to the Lead Manufacturing Engineer of Avionics, to support the development and production of systems required for long-range hypersonic strike vehicles.
NewRF Engineer Spatial Power Combiner Mission Microwave TechnologiesRF Engineer Spatial Power CombinerCypress, CAWith more than 100 years of combined leadership experience supplying high-performance, high-reliability RF solutions to commercial, military, and space customers, Mission Microwave has grown rapidly over the past decade and is backed by a private equity firm committed to long-term innovation and expansion. Develop detailed test plans, configure measurement systems (VNAs, spectrum analyzers, signal generators, power meters), and characterize prototype hardware for gain, efficiency, power, noise figure, linearity, stability, and thermal behavior.
NewPropulsion Engineer - Advanced Spacecraft Systems Approach VenturePropulsion Engineer - Advanced Spacecraft SystemsHawthorne, CA$150,000–$200,000 / yearThis is a highly hands-on engineering role with ownership across the complete development lifecycle, from system architecture and first-principles analysis through hardware design, prototype development, testing, and flight integration. Backed by venture funding and driven by an experienced engineering team, we are building integrated propulsion and spacecraft platforms that expand the capabilities of future space missions.
NewSr. Electrical Integration Engineer ALTEN Technology USASr. Electrical Integration EngineerLong Beach, CA$140,000–$160,000 / yearYou will act as the technical link between Product Development (PD), Software, Systems Engineering, Quality, Manufacturing, Purchasing, and Suppliers to ensure that engineering First Principles are applied and launch timelines are met without compromise. • Industrialization: Lead the transition of components from design through high-volume manufacturing, ensuring robust and scalable production processes including end-of-line diagnostics, VIN programming, and commissioning routines.
NewElectrical Engineer (New Grad December 2026) FreeformElectrical Engineer (New Grad December 2026)Los Angeles, CA$110,000–$125,000 / yearJob Description ELECTRICAL 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 $110,000-$125,000, dependent on the candidate's academic level (Bachelors, Masters, or PhD) and demonstrated out of classroom experience.
NewSpacecraft Operations Engineer II/Senior Rocket Lab CorporationSpacecraft Operations Engineer II/SeniorLong Beach, CA$86,000–$125,000 / 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. Understanding of key spacecraft subsystems and their associated components, including attitude determination and control, spacecraft electrical power systems, space-ground communications, on-orbit command and data handling, and thermal control.
NewAM Service Engineer (4x10's) DivergentAM Service Engineer (4x10's)Los Angeles, CA$48.15–$76.47 / hourThe Role Own the technical performance of additive manufacturing equipment by developing, validating, and implementing maintenance strategies, diagnostic methods, and equipment improvements that maximize part quality, machine availability, and production throughput. Analyze equipment performance trends, failure modes, and production data to identify opportunities for improved reliability, reduced downtime, increased process capability, and lower operating cost.
NewSr. EMC Engineer Fresh ConsultingSr. EMC EngineerCosta Mesa, CA$75–$90 / hourFresh has partnered with a defense and space manufacturing company, we are seeking a candidate that will be responsible for designing, testing, and validating electromagnetic compatibility (EMC) and electromagnetic interference (EMI) solutions for electronic products. We bring together amazing UX designers, sophisticated developers, digital strategists, and top-notch engineers to help companies create fresh experiences that connect humans, systems, and machines.
NewSenior RF Phased Array Engineer I Rocket Lab CorporationSenior RF Phased Array Engineer ILong Beach, CA$130,000–$170,000 / 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.
NewRF Phased Array Engineer I/II Rocket Lab CorporationRF Phased Array Engineer I/IILong Beach, CA$82,000–$126,000 / 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.
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.
NewRF Hardware Engineer CX2RF Hardware EngineerEl Segundo, CATools Experience: ADS/AWR/SystemVue, MATLAB/Simulink, Python (NumPy/SciPy), GNU Radio/SDR (USRP/RFSoC), VITA-49; HDL/firmware experience; also helpful (Vivado/Quartus/Libero). Key Responsibilities Design, validate & deliver RF payload subsystems: Design, Integration and Testing of Antennas, RF front ends, SDRs and provide validation of operation.
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.
NewPrincipal Product Quality Engineer EpirusPrincipal Product Quality EngineerTorrance, CA$139,300–$160,000 / yearExperience leading cross-functional teams to solve highly visibility quality issues, drive continual improvement initiatives, and facilitate the adoption of quality requirements in the product development process. 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. .
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 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).