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Job Title


Sr. Electromagnetics Engineer


Company : Kalbhorz


Location : Ranchi, Jharkhand


Created : 2025-12-18


Job Type : Full Time


Job Description

Senior Electromagnetics Engineer – Axial Flux Motors (Electric Propulsion)Location: Onsite Employment Type: Full-Time Experience Level: Senior Industry: Electric Propulsion, Aerospace, Advanced Electric MobilityAbout the RoleWe are seeking a Senior Electromagnetics Engineer to lead the electromagnetic design and optimization of high-power axial flux electric motors (35–450 kW) for next-generation electric propulsion systems. This role is critical to achieving industry-leading power density, efficiency, thermal performance, and reliability in demanding propulsion environments.You will own the electromagnetic architecture from concept through production support, working cross-functionally with mechanical, thermal, power electronics, and systems engineering teams.Key ResponsibilitiesLead electromagnetic design and optimization of axial flux motors for electric propulsion applications.Develop motor topologies optimized for high torque density, efficiency, and fault tolerance across 35–450 kW operating range.Perform 2D/3D electromagnetic simulations (steady-state, transient, harmonic, and loss analysis).Optimize magnet selection, slot/pole combinations, winding configurations, and flux paths.Conduct electromagnetic-thermal trade studies in collaboration with thermal engineers.Analyze and mitigate torque ripple, cogging torque, acoustic noise, and demagnetization risks.Support DFMEA, design reviews, and validation testing, including correlation of simulation results with test data.Collaborate closely with power electronics teams on inverter compatibility, switching harmonics, and control strategies.Mentor junior engineers and contribute to technical standards and best practices.Required QualificationsMS or PhD in Electrical Engineering, Electromagnetics, or a closely related field.5+ years of hands-on experience in electric motor electromagnetic design.Demonstrated experience designing axial flux motors (radial flux experience alone is insufficient).Strong expertise in high-power electric machines (≥35 kW), preferably for propulsion.Advanced proficiency in electromagnetic simulation tools such as:ANSYS Maxwell / Motor-CADJMAGCOMSOL MultiphysicsDeep understanding of:Magnetic materials and permanent magnets (NdFeB, SmCo)Loss mechanisms (iron, copper, magnet, stray losses)Saturation, demagnetization, and fault conditionsExperience taking designs from concept to prototype and production support.Preferred / Nice-to-Have QualificationsExperience in electric aircraft, eVTOL, marine propulsion, or high-performance EVs.Knowledge of DO-160, DO-254, or similar aerospace qualification standards.Familiarity with multiphysics optimization (EM + thermal + mechanical).Exposure to manufacturing constraints for axial flux machines (lamination stacking, magnet placement, winding automation).Background in IPMSM or PMSM control interactions.What We OfferOpportunity to design state-of-the-art electric propulsion systems at the forefront of electrification.High technical ownership and influence over core product architecture.Collaborative, fast-moving engineering environment.Competitive compensation, equity (if applicable), and comprehensive benefits.