Motor Controls Engineer II - R&D

Job description

Pivotal is the leader in the emerging market of electric Vertical Takeoff and Landing (eVTOL) aircraft. We design, develop, and manufacture light eVTOL aircraft and are renowned for the BlackFly aircraft the world's first light eVTOL to fly manned missions and enter the consumer market. Efficient, compact, and simple, Pivotal aircraft are designed for a wide range of consumer, public service, and defense applications. Our distinctive tilt-aircraft architecture and scalable platform have been flying for over 10 years. Last year we announced our next-generation aircraft, the Helix, which is rapidly progressing toward general release and scalable production in 2026. Mobility is one of the most highly-valued areas of modern technology investments. This is the right company, in the right space, the right strategy, at the right time. If you are ready for adventure, we invite you to join our amazing team and grow with us. Pivotal is seeking a highly motivated and experienced Motor Controls Engineer to help develop, implement, and validate control algorithms for electric motors used on our eVTOL aircraft. The engineer will work across modeling, simulation, embedded implementation, and test activities to ensure precise, efficient, and reliable motor control performance under all flight conditions. The ideal candidate will have a strong background in motor control algorithm development and motor controller software architecture along with professional automotive, industrial robotics or aviation experience. ### Responsibilities - Develop and tune torque, speed, and current control algorithms (e.g., Field-Oriented Control, Direct Torque Control) using MATLAB/Simulink, and C/C++. - Support selection of control architecture, sensing approach, and inverter strategies based on system performance needs. - Collaborate with electrical, firmware, and mechanical engineers to ensure controller integration with hardware and overall propulsion system performance. - Perform bench, dynamometer, and hardware-in-the-loop (HIL) testing to validate control algorithms. - Analyze test and flight data to characterize motor and controller performance, efficiency, and thermal behavior. - Design, implement and validate propulsion system failure detection algorithms. - Contribute to model development, data analysis, and parameter identification for simulation and control validation. - Document design methods, test procedures, and results. ### Qualifications - 3+ years of experience in electric motor control, power electronics, or embedded control systems - Masters or PhD in related engineering discipline (Aerospace, Mechanical, etc) - Proven experience in designing and developing productized motor controls. - In-depth understanding of torque control techniques such as slip-based control, field oriented control, direct torque control. - Prior experience with flux estimation methods, 3-phase power control, analytical control system theory development and analysis. - Knowledge of Field-Oriented Control, flux estimation, PWM techniques, and motor parameter identification. - Experience with various PWM schemes such as space vector, discontinuous, and sinusoidal modulation, including data-acquisition methods. - System-oriented understanding of thermal, system-level torque and velocity control, voltage DC-link integration, efficiency optimization, and firmware integration for electric drives. - Experience testing and debugging embedded control systems in lab or dynamometer environments. - Proficiency in MATLAB/Simulink and C/C++ for algorithm development and embedded deployment. - Strong analytical and problem-solving skills with attention to system-level performance. - Knowledge of relevant industry standards, regulations, and safety protocols - Hands-on experience through employment, student teams, co-op, and/or personal projects - Demonstrated ability to work in a fast-paced, collaborative start-up environment ### Preferred Qualifications - Experience with version control such as Git - Experience with TI Instaspin SW bbox - Experience with Propeller Characterization - Experience with Dynamometer testing - Experience with wind-tunnel testing and/or CFD for use in flight dynamics modeling - Proficiency with Python, C#, Java, or other high level languages - Experience with embedded systems, real-time systems, robotics, or sensors - Interest in RC planes, quadcopters, or aviation ### Attributes aligned with Core Values - Safety Above All: Demonstrates a proactive safety mindset by embedding safety into daily work, identifying and mitigating risks, encouraging open dialogue about safety concerns, and continuously improving practices and protocols. - Customer Focus: Puts customers at the center of every action by understanding their challenges, delivering meaningful value, and supporting their success. - Work Better Together: Seeks and values diverse perspectives, builds cross-functional relationships, and fosters trust through empathetic, fact-based communication and commitment to shared decisions. - Be the Pilot: Drives results with clarity and purpose by focusing on what matters most, adapting to change, taking initiative, and owning outcomes. - Embrace the Unknown: Navigates ambiguity with resilience and bold thinking, challenges the status quo, and combines innovative ideas with practical approaches to overcome obstacles and drive progress. - Respect for People: Fosters a high-performance culture grounded in respect, professionalism, and support by balancing high expectations with a healthy, collaborative environment and being a trusted, dependable teammate.