Power Electronics Design & Validation Engineer

Key

Responsibilities Lead the architecture, design, development, and validation of high-voltage propulsion inverter systems for eVTOL applications. Design and optimize high-power inverter hardware including DC-link capacitors, gate drivers, busbars, current sensing, protection circuits, and SiC/MOSFET power stages. Develop motor control strategies including FOC, MTPA, field weakening, torque control, regenerative braking, and fault management. Perform controller tuning and calibration for propulsion motors under dynamic flight operating conditions. Conduct simulation and modelling activities using MATLAB/Simulink, PLECS, LTspice, PSIM, or similar tools for inverter and motor drive systems. Define and execute verification & validation plans for propulsion inverters, motor controllers, and integrated electric powertrain systems. Support HIL, SIL, MIL, and dyno-based testing activities for propulsion systems and perform correlation between simulation and experimental results. Lead system integration activities involving motors, batteries, BMS, thermal systems, avionics interfaces, and aircraft power distribution systems. Develop and validate fault detection, diagnostics, derating logic, redundancy management, and fail-safe operation strategies. Perform EMI/EMC analysis, grounding strategy development, and high-voltage insulation coordination. Collaborate cross-functionally with mechanical, thermal, controls, embedded software, systems engineering, and certification teams. Support compliance activities for aerospace standards including DO-160, DO-254, DO-178C, ARP4754A, and functional safety requirements. Generate technical documentation including design reports, test procedures, DVPRs, qualification reports, and certification artifacts. Support prototype bring-up, debugging, troubleshooting, and root-cause analysis during development and testing phases.

Requirements Required

Qualifications Bachelor’s or Master’s degree in Electrical Engineering, Power Electronics, Aerospace Engineering, Mechatronics, or related field. 5+ years of industry experience in high-voltage power electronics, electric propulsion, or motor drive system development. Strong experience in designing high-power inverters using SiC MOSFETs or IGBTs for automotive, aerospace, or industrial applications. Proficiency in motor control development and tuning including FOC, torque control, and field weakening algorithms. Hands-on experience with MATLAB/Simulink, PLECS, LTspice, PSIM, or equivalent simulation environments. Experience in controller validation, dyno testing, system debugging, and propulsion system integration. Strong understanding of HV safety, thermal management, EMC/EMI mitigation, and electrical protection strategies. Knowledge of embedded systems, real-time control implementation, CAN communication, and data acquisition systems. Experience in verification & validation methodologies including SIL, HIL, MIL, and hardware testing. Familiarity with aerospace certification and development processes for safety-critical systems. Nice to Have / Preferred Skills Experience with eVTOL, UAV, aerospace propulsion, or electric aircraft systems. Knowledge of DO-160, DO-254, DO-178C, ARP4761, and aerospace functional safety workflows. Experience with high-speed electric motors, resolver/encoder interfaces, and propulsion gearbox systems. Exposure to battery systems, HV distribution architectures, and aircraft energy management systems. Hands-on experience with HIL platforms such as dSPACE, Speedgoat, Typhoon HIL, or NI systems. Experience with thermal design and cooling integration for high-power propulsion inverters. Familiarity with PCB layout constraints for high-current/high-voltage applications and low inductance busbar design. Knowledge of test instrumentation including oscilloscopes, power analyzers, thermal cameras, and EMI/EMC test setups. Experience working in cross-functional teams involving systems engineering, certification, and flight test teams. Strong analytical, troubleshooting, and technical documentation skills.