Apex Spacecraft

64 open roles, newest first

Mission Integration Engineer - Payload I&T Verified today

Apex Spacecraft · Los Angeles, CA · ProductionPlan and execute payload integration and system-level testing campaigns for commercial satellite buses, from cleanroom procedures through launch site operations. You'll work directly with customers and…$100,000 per yearOn site

Senior Mission Integration Engineer - Payload I&T Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou will own payload integration planning and execution on the cleanroom floor, leading customer technical engagements and directing space vehicle environmental and functional testing campaigns. Drive…$100,000 per yearOn site

Senior Flight Software Engineer (TS Cleared) Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareDesign, develop, and own the mission-critical flight software that brings Apex spacecraft to life. You will build robust autonomous systems software for reliable 24/7 spacecraft operation across all mission…$185,000 to $210,000 per yearOn site

Mission Integration Engineer - Payload I&T Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou will own the planning and execution of customer payload integration and space vehicle level test campaigns on commercial satellite buses. Work hands-on in the cleanroom coordinating vibration, thermal, and…$100,000 per yearOn site

Mission Integration Engineer - SV Design Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou will own the full mission lifecycle from customer capture through on-orbit operations, performing orbital mechanics analysis, leading design reviews, and executing integrated spacecraft testing. Work across…$100,000 per yearOn site

Senior Mission Integration Engineer - Payload I&T Verified today

Apex Spacecraft · Los Angeles, CA · ProductionOwn the planning and execution of customer payload integration and space vehicle-level test campaigns on commercial satellite platforms. You'll lead cleanroom I&T operations, manage customer technical…$100,000 per yearOn site

Senior Mission Integration Engineer - SV Design Verified today

Apex Spacecraft · Los Angeles, CA · ProductionOwn the mission architecture and customer relationship for commercial satellite buses from concept through launch. You will define spacecraft and ground system requirements, lead technical analyses, coordinate…$100,000 per yearOn site

Staff Mission Integration Engineer - SV Design Verified today

Apex Spacecraft · Los Angeles, CA · ProductionLead end-to-end mission architecture and space vehicle integration for commercial satellite platforms. You will own customer liaisons, technical analysis, orbital mechanics trades, and integrated systems…$100,000 per yearOn site

Solar Array Manufacturing Development Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsOwn spacecraft solar array manufacturing from prototype to full-rate production. You'll develop processes, design tooling, and solve hardware challenges across cell integration, bonding, assembly, and testing…$100,000 per yearOn site

Radiation Effects Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsYou will own radiation qualification campaigns for new-generation spacecraft electronics, operate test equipment including total dose and pulsed laser systems, and provide radiation-tolerant design…$100,000 per yearOn site

Early Power Electronics Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and own the architecture of spacecraft power generation, storage, conversion and distribution systems for Apex's growing fleet of satellite buses. You'll work on clean-sheet designs, component…$88,000 to $121,000 per yearOn site

Lead Electric Propulsion Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionLead Apex's electric propulsion team building Hall-effect thruster systems for commercial satellite buses at scale. You'll own subsystem architecture, team development, flight hardware qualification, and…$100,000 per yearOn site

Lead Propulsion Integration Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionOwn the propulsion modules that fly on Apex satellite buses, from requirements through design, integration, and launch. You will lead engineers translating spacecraft needs into flight-ready systems while…$100,000 per yearOn site

Lead Propulsion Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionLead and grow a propulsion test engineering team while owning the design, build, and operation of test infrastructure for thrusters, flow controllers, PPUs, and integrated propulsion systems. You'll scale test…$100,000 per yearOn site

Propulsion Machinist Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionMachine prototype and development hardware for spacecraft propulsion systems using CNC and manual mills and lathes. You'll work directly with propulsion engineers to turn designs into flight-ready parts…$100,000 per yearOn site

Propulsion Test Technician Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionYou'll set up, run, and maintain hands-on tests of spacecraft propulsion hardware, including thrusters, flow controllers, and power processing units. Work with engineers to keep test stands and vacuum chambers…$100,000 per yearOn site

Senior Avionics Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsYou'll own the design, build, and maintenance of bus-level and component-level avionics test racks and FlatSats that verify Apex spacecraft hardware. Work hands-on with flight hardware, laboratory…$100,000 per yearOn site

Spacecraft Systems Integration & Test Responsible Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsYou will own system-level integration, test execution, and flight readiness of satellite buses, leading anomaly resolution and verification across the full product lifecycle. Work directly with manufacturing…$100,000 per yearOn site

Propulsion Engineer, Structures (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionYou'll own mechanical designs for propulsion modules bolting onto Apex spacecraft, from concept through production. Work directly with in-house thruster, flow controller, and PPU teams to optimize component…$100,000 per yearOn site

Senior Propulsion Engineer, Fluids Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionDesign and own the complete propellant feed system for Apex's satellite propulsion modules, from tank through thruster. You'll architect the fluidics, run qualification tests, and carry hardware through range…$100,000 per yearOn site

Senior Propulsion Engineer, Hall-Effect Thrusters Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionYou will own end-to-end design and development of Hall-effect thrusters for Apex's electric propulsion systems, from discharge channel geometry through production qualification. Lead test campaigns, develop…$100,000 per yearOn site

Senior Propulsion Engineer, Structures Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionOwn the mechanical design of propulsion modules that power Apex satellite buses, from structure and component mounting through manufacturing and flight test. You'll work directly with in-house thruster and PPU…$100,000 per yearOn site

Solar Array Technician – Harnessing Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsFabricate and install electrical harnesses that route power from solar arrays through spacecraft. You'll cut, crimp, terminate, and test wiring to aerospace standards, then install assemblies on flight…$100,000 per yearOn site

Staff Electric Propulsion Engineer, Cathodes Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionYou'll own the end-to-end design of hollow and heaterless cathodes for Apex's electric propulsion systems, from emitter physics through production. Lead cathode test campaigns, set the technical roadmap, and…$100,000 per yearOn site

Staff Electric Propulsion Engineer, Hall-Effect Thrusters Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionOwn Apex's Hall-effect thruster development end-to-end: from plasma physics and discharge channel design through flight qualification, integration, and rate production. Set the technical roadmap, drive…$100,000 per yearOn site

Lead Launch Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsOwn end-to-end satellite launch campaigns and lead integration between Apex's spacecraft and launch providers. You'll manage payload-to-vehicle compatibility, oversee pre-launch processing, and mentor the…$100,000 per yearOn site

Senior Electric Propulsion Engineer, Cathodes Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionOwn end-to-end design and development of hollow and heaterless cathodes for Apex's electric propulsion systems. You'll drive cathode physics, thermal-mechanical design, test campaigns, and production scaling…$100,000 per yearOn site

Thermal Engineer (Senior) Verified today

Apex Spacecraft · Los Angeles, CA · MechanicalOwn the thermal design and performance of Apex spacecraft from concept through flight. You'll develop and validate spacecraft-level thermal models, solve complex thermal challenges across the vehicle, and drive…$100,000 per yearOn site

Harness Design Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and verify electrical harnesses for spacecraft and satellites that Apex manufactures for government and commercial customers. You'll develop wiring diagrams, select space-grade connectors and materials…$125,000 to $165,000 per yearOn site

Electro-Optical Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PayloadYou will own electro-optical sensor products across their full lifecycle, from clean-sheet architecture through qualification and production. Drive trade studies, lead verification campaigns, and carry sensors…$100,000 per yearOn site

Site Reliability Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionDesign and operate the ground network infrastructure that connects Apex facilities and mission operations across commercial and classified environments. You will architect highly available Kubernetes platforms…$100,000 per yearOn site

Space Vehicle Systems Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsDefine spacecraft architecture and allocate requirements across subsystems for Apex's commercial and government satellite buses. You'll own system-level design, trade studies, and integration across electrical…$100,000 per yearOn site

Sensors Systems Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsOwn sensor products across the full development lifecycle for commercial satellite buses, from clean-sheet architecture through production. Lead verification and qualification campaigns, manage trade studies…$100,000 per yearOn site

Avionics Hardware Development Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsYou'll own avionics hardware from design through production at Apex, acting as the bridge between development and manufacturing. Drive root cause analysis, resolve build and test issues, and improve yield…$100,000 per yearOn site

Chemical Propulsion Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionDesign, build, and test chemical propulsion systems for Apex's satellite buses from the ground up. You'll own propulsion architecture, test facilities, and subsystem integration while leading the company's…$100,000 per yearOn site

Flight Software Engineer Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareDesign and own the autonomous flight software that keeps Apex's satellite buses operating reliably in orbit. You will develop mission-critical systems from initial design through deployment, supporting…$100,000 per yearOn site

Flight Software Engineer (Early) Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareYou will design and own mission-critical flight software that drives autonomous satellite bus operations. Work across the full lifecycle from design through deployment, supporting spacecraft commissioning and…$100,000 per yearOn site

Launch Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsOwn satellite launch campaigns from integration through countdown. You will manage payload compatibility with launch vehicles, coordinate testing and pre-launch processing at launch sites, and serve as the…$100,000 per yearOn site

Lead Mission Integration Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionLead Apex's mission integration team to own end-to-end spacecraft architecture, from orbital mechanics and trajectory planning to launch vehicle integration and operations. Balance strategic planning with…$100,000 per yearOn site

PCB Designer / Altium Librarian Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsYou'll design multilayer, high-speed PCBs for Apex's satellite buses and own the Altium component library as the single source of truth for all avionics hardware. Work directly with electrical, mechanical, and…$100,000 per yearOn site

Power Electronics Engineer (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and verify DC-DC power converters and electrical power systems for commercial satellite buses. You'll lead architecture trades, component selection, testing, and manufacturing planning across…$125,000 to $155,000 per yearOn site

Principal Spacecraft GNC Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsLead GNC architecture and flight software design for Apex's expanding fleet of commercial satellite buses across LEO, MEO, GEO and RPOD missions. You will own algorithms, hardware selection, autonomy tools…$100,000 per yearOn site

RF Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · RF & CommsOwn system-level RF verification and performance testing of spacecraft communications hardware, including S-band TT&C and X-band payload systems. You'll develop test architectures, execute integrated…$100,000 per yearOn site

Senior Chemical Propulsion Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionDesign, build, and test chemical propulsion systems for commercial satellite buses. You'll architect propulsion systems, build test facilities, and lead hot-fire campaigns as Apex's first chemical propulsion…$100,000 per yearOn site

Senior Electrical Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and develop avionics systems and electrical components for satellite platforms at scale. You'll own electrical architecture, circuit bring-up, subsystem integration, and cross-team coordination from…$165,000 to $195,000 per yearOn site

Senior Flight Software Engineer Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareYou will design, develop, and own the autonomous flight software operating Apex's satellite buses. Work on mission-critical systems running 24/7 across real-time distributed hardware, from initial design…$185,000 to $210,000 per yearOn site

Senior Power Electronics Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and verify electrical power systems and DC-DC converters for commercial satellite buses at scale. Lead system architecture trades, component selection, prototyping, and production testing across…$165,000 to $195,000 per yearOn site

Senior RF/Comms System Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsLead the design of RF, digital, and optical communications systems for our satellite bus platforms. You will own link budgeting, system architecture, hardware integration, and ground station interface design…$175,000 to $215,000 per yearOn site

Senior Spacecraft GNC Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsDesign and implement guidance, navigation and control systems for Apex's satellite bus platform from clean sheet. You'll drive GNC hardware and software architecture, conduct dynamics simulations, and lead…$100,000 per yearOn site

Senior Space Simulation Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou'll design, execute and manage environmental test protocols and equipment for Apex's commercial satellite buses, including vibration, thermal cycling, TVAC, EMI/EMC and pneumatic testing. You'll own test…$100,000 per yearOn site