Sr Power Electronics Engineer – II

About Orbitt SpaceOrbitt Space is developing next-generation electric propulsion systems and advanced power electronics for ultra-low Earth orbit (ULEO) satellites. Our work focuses on plasma thrusters, High Voltage Power Systems, and GaN-based high-frequency power converters — pioneering technology for sustainable access to space.Role OverviewWe are seeking a Power Electronics Engineer – II (R&D) with hands-on experience in wide bandgap (GaN) device-based dc-dc converter design and MHz-range RF power electronics.You will design, develop, and test high-frequency RF generators and advanced converter topologies including Class E, Class EF, half-bridge, and full-bridge systems for plasma propulsion and wireless power transfer applications.This is a core R&D role where your innovations will directly influence the next generation of Orbitt’s propulsion and energy systems.Key Responsibilities- Design and develop RF power generators operating in the MHz frequency range for plasma thrusters. - Develop and optimize GaN-based high-frequency converter topologies (Class E, EF, half-bridge, full-bridge, Matching network design). - Design custom gate driver circuits and switching mechanisms for wide bandgap devices. - Work on resonant and soft-switching converter architectures using MATLAB/Simulink, LTspice, Orcad or PLECS. - Design and validate inductive power transfer systems at MHz frequency range. - Interface with DSP controllers (TI C2000x) for converter control and modulation. - Perform bench-level testing, debugging, and characterization using oscilloscopes, spectrum analyzers, and network analyzers. - Design analog and mixed-signal circuits using Op-Amps, ADCs, PWM controllers, and gate drivers. - Document test results, design methodologies, and contribute to technical reports for grants and investors.Minimum Qualifications- M.E./M.Tech or PhD in Power Electronics , Electrical, Electronics, or related field. - Minimum 4 years of hands-on experience in power converter design and testing. - Must have: Practical experience with wide bandgap semiconductor (GaN) devices and their gate driving circuits. - Experience in MHz-range RF power electronics and resonant topologies (Class E, EF, half-bridge, full-bridge). - Strong understanding of PWM and resonant converter control using DSPs (e.g., TI C2000x). - Proficiency with PCB design for high-frequency circuits, hardware testing, and signal integrity management.Preferred Experience- RF power systems for plasma generation, induction heating, or industrial RF applications. - Familiarity with wireless power transfer technologies and resonant link optimization. - Knowledge of thermal management, EMI/EMC, and space-grade reliability standards. - Experience with LabVIEW or automated test systems for data logging and validation.Tools & Platforms- MATLAB / Simulink - LTspice / PLECS/ Orcad - Altium Designer - Code Composer Studio (TI C2000x) - Oscilloscopes, Spectrum Analyzers, Network AnalyzersSoft Skills- Strong analytical and problem-solving approach - Clear communication and documentation skills - Research-oriented and hands-on mindset - Team player with ability to work independently in a high-performance R&D setupBenefits-Work on frontier technologies – Plasma thrusters, Advanced Power systems, and next-gen propulsion systems. -R&D-focused role with direct technical ownership and innovation opportunities. -Exposure to the space technology ecosystem — direct contribution to flight hardware development. -Competitive salary and performance-based incentives. -Fast career growth in a rapidly scaling deep-tech startup environment. -Access to advanced lab infrastructure and cutting-edge test equipment. -Collaborative and innovation-driven culture that values creativity and experimentation. -Opportunities for publication, patents, and conference participation in collaboration with top research institutions.