Apex Spacecraft

47 open roles, newest first

Electro-Optical Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PayloadOwn Apex's sensor products from clean-sheet concept through qualification and production. You'll drive trade studies balancing performance and cost, lead verification campaigns, and own failure investigations…$100,000 per yearOn site

Senior Electric Propulsion Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Propulsion

Site Reliability Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Production

Space Vehicle Systems Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space Systems

Staff Mission Integration Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Production

Sensors Systems Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsOwn sensor products from clean-sheet concept through qualification and production as the technical authority. You'll drive trade studies balancing performance and cost, lead verification campaigns, and own…$100,000 per yearOn site

Avionics Test Engineer, Hardware Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsOwn the build and operation of spacecraft test racks and lead avionics validation campaigns for satellite buses. You'll integrate flight hardware, troubleshoot with lab instrumentation, execute RF and…$100,000 per yearOn site

Avionics Hardware Development Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsYou'll own avionics hardware performance across build, test, and integration, driving rapid issue resolution and manufacturing improvements at scale. Bridge design, production, and supply chain to close the…$100,000 per yearOn site

Chemical Propulsion Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionDesign, build, and test chemical propulsion systems from clean-sheet design for Apex's satellite buses. You'll establish our propulsion capabilities and infrastructure while collaborating across electrical…$100,000 per yearOn site

Flight Software Engineer Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareYou'll design and own the autonomous flight software that keeps Apex satellite buses operating reliably in orbit. Work across the full lifecycle from design through deployment, supporting commissioning and…$100,000 per yearOn site

Ground Software Engineer (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareDesign, develop, and own ground software for satellite communication, control, and telemetry systems. You'll support spacecraft commissioning during launch and early operations, integrating third-party tools…$100,000 per yearOn site

Ground Software Engineer (Senior) Verified today

Apex Spacecraft · Los Angeles, CA · SoftwareYou'll design and own ground software systems for satellite communication, control, and telemetry across their full lifecycle. Support spacecraft commissioning, integrate third-party tools, and ensure…$100,000 per yearOn site

Launch Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsYou will own satellite launch campaigns from integration through countdown, coordinating payload and launch vehicle compatibility, pre-launch testing, and regulatory approvals. Manage transportation, handling…$100,000 per yearOn site

Lead Mission Integration Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionDefine and own end-to-end mission architecture for commercial satellite buses, leading a team that ensures seamless integration between spacecraft systems, customers, and mission operations. You will balance…$100,000 per yearOn site

Mechanical Engineer (Propulsion/Fluids) Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionOwn mechanical design and qualification of spacecraft propulsion systems, from thrusters and tanks to fluid manifolds and structures. You will drive analysis, testing, and manufacturing support for flight-ready…$100,000 per yearOn site

Mission Integration Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou will own complex spacecraft analysis and serve as the technical liaison between customers and Apex teams. Lead mission integration across payload integration, environmental testing, orbital mechanics, and…$100,000 per yearOn site

Mission Operations Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsOwn all aspects of operating Apex's commercial satellite buses: mission planning, spacecraft commissioning, real-time monitoring, anomaly detection and recovery, fault protection automation, and telemetry…$100,000 per yearOn site

PCB Designer / Altium Librarian Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsYou will design multilayer, high-speed PCBs for commercial satellite buses and own Apex's Altium component library as the single source of truth. Collaborate with electrical, mechanical, and thermal teams to…$100,000 per yearOn site

Power Electronics Engineer (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and test DC-DC power converters and electrical power systems for commercial satellite buses. You will lead system architecture trades, component selection, and verification testing across the full…$125,000 to $155,000 per yearOn site

Principal Spacecraft GNC Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsLead GNC architecture, flight software, and autonomy tools for Apex's expanding satellite bus platforms across multiple orbital regimes. You will own design, modeling, testing, and on-orbit operations support…$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, from S-band TT&C to X-band payload systems. You'll design test architectures, execute environmental campaigns…$100,000 per yearOn site

Senior Chemical Propulsion Engineer Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionDesign, build, and test chemical propulsion systems for Apex's satellite bus platforms. You will lead propulsion architecture, build test facilities, and develop qualification plans for mono and bi-propellant…$100,000 per yearOn site

Senior Electrical Engineer (Avionics) Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign and develop avionics systems and electrical architectures for Apex's commercial satellite platforms. You'll own electrical architecture, component selection, circuit bring-up, and full vehicle…$165,000 to $195,000 per yearOn site

Senior 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'll develop mission-critical systems from initial design through deployment, supporting spacecraft…$100,000 per yearOn site

Senior Mechanical Engineer (Propulsion) Verified today

Apex Spacecraft · Los Angeles, CA · PropulsionOwn mechanical design and qualification of spacecraft propulsion hardware including thrusters, manifolds, tanks, and fluid systems. You will drive analysis, testing, and production-focused design from concept…$100,000 per yearOn site

Senior Mission Integration Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionOwn end-to-end mission architecture for commercial spacecraft, from orbital mechanics and payload integration through launch and on-orbit operations. You will lead coupled loads analysis, thermal assessment…$100,000 per yearOn site

Senior Power Electronics Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsLead the design of power electronics and electrical systems for Apex's commercial satellite buses. You will drive DC-DC converter design, power architecture trades, and verification testing across our avionics…$165,000 to $195,000 per yearOn site

Senior RF/Comms System Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space Systems

Senior Spacecraft GNC Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsLead clean-sheet GNC system design for commercial satellite platforms, owning attitude determination, orbit control, and precision pointing algorithms. You will drive hardware and software trades across the…$100,000 per yearOn site

Senior Space Simulation Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Production

Spacecraft Avionics Engineer (Early) Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign avionics systems and electrical architectures for commercial satellite platforms at scale. You'll develop PCBs, select flight components, validate subsystems, and collaborate across mechanical, systems…$105,000 to $135,000 per yearOn site

Spacecraft Avionics Engineer (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsDesign avionics systems and electrical architectures for Apex's satellite buses. You'll own PCB layout, component selection, system integration, and validation testing across our commercial spacecraft platforms…$125,000 to $155,000 per yearOn site

Spacecraft Avionics Lead Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsOwn the architecture and delivery of flight-critical avionics systems for satellite buses, including power distribution, communications, and control electronics. You'll lead a small engineering team, drive PCB…$100,000 per yearOn site

Spacecraft Avionics Technician Verified today

Apex Spacecraft · Los Angeles, CA · Electronics

Spacecraft GNC Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsDesign and implement GNC algorithms, hardware and software for satellite attitude control, orbit determination and precision pointing. You'll drive clean-sheet trades across spacecraft architecture, collaborate…$100,000 per yearOn site

Spacecraft GNC Engineer (Early) Verified today

Apex Spacecraft · Los Angeles, CA · Space SystemsDesign and implement GNC algorithms for our satellite bus platform, from attitude control to precision pointing. You will conduct spacecraft dynamics analysis, develop control systems with reaction wheels and…$100,000 per yearOn site

Spacecraft Mechanisms and Actuators Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsOwn the development of spacecraft mechanisms and actuators from concept through flight delivery. You'll design solar array drive assemblies, reaction wheels, and deployment systems, then drive their…$100,000 per yearOn site

Spacecraft RF Engineer (Early) Verified today

Apex Spacecraft · Los Angeles, CA · RF & CommsDesign and develop RF, digital, and optical communications systems for Apex's commercial satellite buses from clean sheet. You'll drive requirements, perform link budget and system analyses, and lead hardware…$120,000 to $150,000 per yearOn site

Spacecraft RF Engineer (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · RF & CommsDesign RF, digital, and optical communications systems for Apex satellite buses from clean sheet. You will drive hardware and software architecture, link budgets, and supplier integration across the vehicle…$140,000 to $180,000 per yearOn site

Spacecraft Structures Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou'll own the validation of flight hardware through structural and mechanical testing across components, subsystems, and fully integrated spacecraft. Define test strategy, build infrastructure, and execute…$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 for Apex's satellite bus platforms. Plan and coordinate subsystem integration, lead environmental testing campaigns, analyse test…$100,000 per yearOn site

Space Simulation Test Engineer Verified today

Apex Spacecraft · Los Angeles, CA · Production

Staff Power Electronics Engineer Verified today

Apex Spacecraft · Los Angeles, CA · ElectronicsLead the design and verification of DC-DC power converters and electrical power systems for Apex's commercial satellite buses. You'll own system architecture trades, component selection, schematic capture…$175,000 to $215,000 per yearOn site

Technician: Assembly, Integration & Test Verified today

Apex Spacecraft · Los Angeles, CA · Production

Technician: Assembly, Integration & Test (2nd Shift) Verified today

Apex Spacecraft · Los Angeles, CA · ProductionYou will assemble, integrate, and test satellite buses from structure through avionics and harnesses to environmental qualification. Work with engineers to troubleshoot technical issues, conduct functional…$100,000 per yearOn site

Thermal Engineer (Mid) Verified today

Apex Spacecraft · Los Angeles, CA · MechanicalDesign and optimize thermal control systems for commercial satellite buses. You will develop spacecraft-level thermal models, plan thermal vacuum testing campaigns, and integrate passive and active thermal…$100,000 per yearOn site

Thermal Engineer (Senior) Verified today

Apex Spacecraft · Los Angeles, CA · MechanicalDesign and validate thermal systems for commercial satellite buses at scale. You will develop Ansys Thermal Desktop models, plan thermal vacuum tests, and correlate flight data to drive innovation in spacecraft…$100,000 per yearOn site