About Us LiquidPiston is revolutionizing propulsion with our ultra-efficient, compact rotary X-Engine platform. Our engines deliver unmatched power density and fuel efficiency, making them ideal for next-generation aerospace applications including UAVs, eVTOL, hybrid-electric propulsion, and advanced defense systems. As we rapidly scale our aerospace-focused programs, we are building a world-class team to deliver flight-ready propulsion solutions. Role Overview The Electrical Engineer – UAV Avionics & Power Systems will own the design, development, and integration of all electrical and electronic systems for LiquidPiston-powered aerial platforms. This hands-on role combines power electronics, avionics integration, embedded controls, and aerospace-grade reliability engineering. You will work side-by-side with propulsion, airframe, and flight-control teams to deliver certifiable, high-performance electrical architectures that enable longer endurance, heavier payloads, and mission-critical reliability.