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Firefly Aerospace

Lunar systems · Startup · North America · HQ TX · 82 open roles, verified daily
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82 open roles, newest first

Avionics Manufacturing Engineer II Verified today

Firefly Aerospace · Texas · ElectronicsYou will scale Firefly's avionics production capacity, optimizing manufacturing and test processes from design release through delivery. Lead process improvements, resolve production blockers, and work with…On site

Avionics Manufacturing Engineer III Verified today

Firefly Aerospace · Texas · ElectronicsYou will lead avionics production scaling across electronic box builds, battery builds, and cable harnesses. Remove blockers, optimize processes, implement new products, and work with design to solve…On site

GSE Manufacturing Engineer I Verified today

Firefly Aerospace · Texas · Space SystemsYou will coordinate procurement and fabrication of ground support equipment for Firefly's launch vehicles, spacecraft, and test infrastructure. Work directly with technicians, welders, and engineers to deliver…On siteEarly career

Mechanical Engineer II (Propulsion Valves) Verified today

Firefly Aerospace · Texas · PropulsionYou will design, build, test and qualify propulsion valves and fluid components for Firefly's Alpha and Eclipse launch vehicles and lunar landers. Own the complete development lifecycle as the technical expert…On site

Quality Engineer III - Avionics Verified today

Firefly Aerospace · ElectronicsOwn quality assurance for Firefly's avionics and electrical hardware from design through flight. You'll develop inspection plans, lead quality inspectors, investigate non-conformances, and ensure every…On site

Quality Inspector III - Avionics 2nd Shift Verified today

Firefly Aerospace · Texas · ElectronicsYou will inspect qualification and flight hardware for launch vehicles and spacecraft, focusing on avionics and integration. Working 2nd shift, you'll develop inspection programs, document non-conformances, and…On site

Quality Inspector � Propulsion & Fluids Manufacturing Verified today

Firefly Aerospace · Texas · PropulsionYou will inspect propulsion and fluid-system hardware for Firefly's launch vehicles and spacecraft, performing dimensional and visual checks on valves, tube assemblies, engines, and mechanical systems. Work…On site

Thermal Engineer II Verified today

Firefly Aerospace · Texas · MechanicalOwn spacecraft thermal analyses end-to-end, from model development through flight operations. You'll develop thermal control solutions, run trade studies, and support testing across Firefly's lunar and…On site

Flight Dynamics Engineer III (Trajectory), Blue Ghost Verified today

Firefly Aerospace · Texas · Space SystemsDesign and optimize spacecraft trajectories for Blue Ghost lunar missions and LEO operations. You'll develop targeting algorithms, manage delta-V budgets, serve as flight dynamics operator, and mentor junior…On site

Spacecraft Propulsion Engineer I (Valves) Verified today

Firefly Aerospace · Texas · PropulsionOwn the full lifecycle of propulsion valves and fluid components for Firefly's launch vehicles and lunar landers. You will design, test, and qualify high-performance hardware while leading cross-functional…On siteEarly career

Quality Assurance Manager - Spacecraft & Avionics Verified today

Firefly Aerospace · Texas · ElectronicsLead quality operations and mission assurance for Firefly's spacecraft and avionics manufacturing. You'll manage a 10-person team, oversee inspection of critical flight electronics and harness assemblies, and…On site

Chief Engineer - Electrical Engineering Verified today

Firefly Aerospace · Texas · ElectronicsOwn electrical and avionics architecture across Firefly's spacecraft and launch vehicles. You will define power, command/data handling, and harness systems; lead design reviews; mentor teams; and drive modular…

Electrical Engineer- Spacecraft Avionics II / III Verified today

Firefly Aerospace · Texas · ElectronicsOwn the design, testing, and integration of avionics systems on Firefly spacecraft. You will lead electrical architecture development, execute test campaigns, and support assembly, integration, and on-orbit…On site

Aerospace Software Test Engineer III Verified today

Firefly Aerospace · Texas · ProductionLead software test strategy and architecture for Firefly's launch vehicles and spacecraft. You will design comprehensive test procedures in simulation environments, build automation frameworks, mentor junior…On site

Payload Engineer II Verified today

Firefly Aerospace · Texas · PayloadOwn the design, analysis, and qualification of payload fairings, adapters, and spacecraft interfaces for the Alpha Launch Vehicle. You'll drive hardware from CAD through flight acceptance, partnering with…On site

Payload Engineer III Verified today

Firefly Aerospace · Texas · PayloadOwn the design, analysis, and qualification of payload hardware and spacecraft interfaces for the Alpha Launch Vehicle. You will lead structural and thermal analysis, manage CAD documentation, drive testing to…On site

Propulsion Engineer III (Spacecraft Fluids) Verified today

Firefly Aerospace · Texas · PropulsionOwn the full lifecycle of Blue Ghost and Elytra spacecraft fluid systems, from requirements and CAD design through flight operations. You'll lead analysis, manage development testing, and collaborate across…On site

Propulsion Engineer II - Spacecraft Engine Team Verified today

Firefly Aerospace · Texas · PropulsionYou will own hypergol engine development for the Blue Ghost lunar program, from design and analysis through manufacturing, testing, and flight operations. You'll serve as Responsible Engineer for main engines…On site

Propulsion Engineer I (Spacecraft Fluids) Verified today

Firefly Aerospace · Texas · PropulsionYou will own spacecraft fluid systems for Firefly's Blue Ghost and Elytra landers, from requirements and CAD design through testing and flight operations. Lead propulsion integration analysis, collaborate with…On siteEarly career

Avionics Production Technician Verified today

Firefly Aerospace · Texas · ElectronicsAssemble high-reliability wire harnesses and electro-mechanical components for Firefly's launch vehicles, satellites, and lunar landers. You'll fabricate flight hardware, perform soldering and termination work…On site

Test Engineer I, Fluid Components Verified today

Firefly Aerospace · Texas · ProductionYou will integrate, instrument and operate test stands to validate rocket and spacecraft fluid components for Firefly's Alpha, A330/MLV, Blue Ghost and Elytra programmes. Work hands-on with hydraulics…On siteEarly career

Environmental Test Engineer III Verified today

Firefly Aerospace · Texas · ProductionLead test planning and execution for Firefly's launch vehicles and spacecraft. You will own vibration, shock, and thermal testing; author test procedures; investigate failures; and drive test readiness reviews.On site

Mechanical GSE Engineer I Verified today

Firefly Aerospace · Texas · Space SystemsYou will design material handling equipment, test stands, and launch infrastructure for Firefly's fleet of vehicles. Own projects from requirements through testing and activation, using CAD, structural…On siteEarly career

Wire Harness Electrical Engineer II Verified today

Firefly Aerospace · Texas · ElectronicsYou will design and integrate electrical wiring interconnect systems (EWIS) that distribute power and signals in launch vehicles and spacecraft. Own harness design from schematics through 3D CAD routing…On site

GNC Engineer II, Hypersonics Verified today

Firefly Aerospace · Texas · Space SystemsDesign, analyze, and operate GNC systems for Firefly's operational launch vehicles. You will develop flight software, tune attitude control algorithms, perform 6DOF dynamic analysis, and serve as GNC console…On site

Electrical Technician II- Ground Support Equipment Verified today

Firefly Aerospace · Texas · Space SystemsYou will assemble cable harnesses, build junction boxes, and commission instrumentation systems for Firefly's ground test operations. Troubleshoot sensor and control problems, terminate military connectors, and…On site

GNC Manager, Launch Vehicles Verified today

Firefly Aerospace · Texas · Space SystemsLead Firefly's GNC team supporting operational launch vehicle programs. You will own team strategy, budget, and daily operations while building capabilities across guidance, navigation, and control systems.On site

GNC Manager, Spacecraft ADCS Verified today

Firefly Aerospace · Texas · Space SystemsLead Firefly's spacecraft ADCS team designing and operating attitude control systems for LEO and cislunar missions. You'll manage engineers, set technical strategy, and deliver mission-critical software and…On site

Mission Operations Engineer II Verified today

Firefly Aerospace · Texas · Space SystemsYou will own the operational framework for lunar lander missions, architecting ground systems and developing flight procedures that enable landing on the Moon. Lead mission planning, simulations, and real-time…On site

Mission Operations Engineer III Verified today

Firefly Aerospace · Texas · Space SystemsOwn the operational framework for lunar landers, from ground system architecture through real-time mission execution. You will lead Flight Operations teams through pre-launch verification, simulations, and…On site

Vehicle Integration Technician II Verified today

Firefly Aerospace · Texas · ProductionYou'll assemble, integrate, and test flight hardware for Firefly's Alpha Launch Vehicle, working with complex harnesses, avionics systems, and precision tooling. Strong aviation production background and…On site

Firmware Engineer II Verified today

Firefly Aerospace · Texas · SoftwareDesign, develop, and test embedded firmware for Firefly spacecraft microcontrollers and microprocessors. You will architect low-level drivers and communication protocols, collaborate with hardware teams, and…On site

Propulsion Integration and Test RE II/III (Miranda Engine) Verified today

Firefly Aerospace · Texas · PropulsionYou will design and execute test plans for the Miranda Engine, collaborate across design and manufacturing teams to define engine configurations, and mentor propulsion engineers. Analyze engine test data…On site

FPGA Design Engineer III Verified today

Firefly Aerospace · Texas · ElectronicsDesign, verify, and optimize FPGA logic for Microchip PolarFire SoCs powering mission-critical space applications. You will own RTL development through implementation, synthesis, timing closure, and integration…On site

ADCS Engineer III (Controls), Elytra Verified today

Firefly Aerospace · Texas · Space SystemsDesign and tune attitude control software for operational spacecraft at Firefly, developing control techniques for reaction wheels, gyros, magnetic torque rods, and thrusters. You'll lead hardware-in-the-loop…On site

Avionics Production Supervisor Verified today

Firefly Aerospace · Texas · ElectronicsYou will lead a production team building electrical component assemblies and avionics subsystems for space launch vehicles. You own shift execution, technician development, quality delivery, and continuous…On site

Deputy Chief Engineer, Launch Vehicles Verified today

Firefly Aerospace · Texas · Space SystemsYou will define vehicle-level architecture, lead system-level design trades, and serve as the primary technical authority for launch vehicle programs from concept through mission completion. Chair design…On site

Director, Propulsion Engineering Verified today

Firefly Aerospace · Texas · PropulsionOwn the technical vision and execution of all propulsion and fluid systems across Firefly's launch vehicles and spacecraft. Lead a ~100-person multidisciplinary engineering team through full hardware lifecycle…On site

Electrical Engineering Systems (RF Focus) - Launch Vehicles Verified today

Firefly Aerospace · Texas · ElectronicsYou will design and develop RF systems for our launch vehicles and ground stations, managing components, coordinating testing, and working with government agencies to obtain operational approvals. Lead projects…On site

Engine Integration Technician II Verified today

Firefly Aerospace · Texas · Production

Firmware Engineer I Verified today

Firefly Aerospace · Texas · SoftwareDesign, develop, and test embedded firmware for Firefly spacecraft microcontrollers and microprocessors. You will architect low-level drivers, communication protocols, and real-time systems while collaborating…On siteEarly career

Firmware Engineer III Verified today

Firefly Aerospace · Texas · SoftwareDesign, develop and test embedded firmware for Firefly spacecraft microcontrollers and microprocessors. You will architect low-level drivers, communication protocols, and real-time system firmware while…On site

Flight Dynamics Engineer III (Trajectory), Elytra Verified today

Firefly Aerospace · Texas · Space SystemsDesign and optimize spacecraft trajectories and maneuver sequences for operational missions in LEO and cislunar space. You will develop targeting algorithms, create error budgets, and serve as a flight dynamics…On site

Flight Dynamics Manager Verified today

Firefly Aerospace · Texas · Space SystemsLead a flight dynamics team supporting multiple spacecraft programs across LEO and cislunar space. You'll own mission design, orbit determination, and maneuver planning while building team capabilities…On site

Fluids GSE Design Engineer II Verified today

Firefly Aerospace · Texas · Space SystemsDesign and oversee ground fluid systems for Firefly's launch vehicles and spacecraft across test stands and launch sites. You'll develop P&IDs, specify components, manage fabrication and installation, perform…On site

Fluids GSE Design Engineer III Verified today

Firefly Aerospace · Texas · Space SystemsYou will design, build, and operate ground fluid systems for Firefly's launch vehicles and test stands, working from P&ID development through cryogenic system operation. Manage fabrication and testing with GSE…On site

GNC Engineer II Verified today

Firefly Aerospace · Texas · Space SystemsDesign and validate GNC software for operational launch vehicles, tuning attitude control algorithms and performing 6DOF dynamic analysis. You'll develop simulation models, conduct hardware-in-the-loop testing…On site

GNC Engineer III (Controls), Alpha Verified today

Firefly Aerospace · Texas · Space SystemsDesign and tune attitude control software for operational launch vehicles, from flight dynamics to hardware-in-the-loop testing. Lead GNC subsystem architecture, mentor junior engineers, and serve as console…On site

GNC Engineer III (Navigation), Eclipse Verified today

Firefly Aerospace · Texas · Space SystemsYou will design, analyze and tune launch vehicle navigation software for accurate state estimation from launch to orbit. Lead advanced filtering implementation, hardware-in-the-loop testing, and mentor junior…On site

GNC Engineer III (Trajectory), Alpha Verified today

Firefly Aerospace · Texas · Space SystemsDesign and optimize trajectories and guidance algorithms for Firefly's operational launch vehicles. You will develop powered ascent trajectories, conduct mission analysis, establish technical standards, and…On site