BMS Hardware Design

Experience : 4-12 Years

Domain : Electric Vehicles | High Voltage Battery Systems | 400V/800V Platforms

Work Location :- Pune

Position Summary

Lead the HW development, integration and validation of Battery Management Systems (BMS), Cell Monitoring Controllers (CMC) and Power Distribution Units (PDU) for advanced EV platforms. Drive technical decisions, functional safety compliance, supplier management and vehicle integration activities.

Key Responsibilities

Lead BMS/CMC/PDU architecture development; define system requirements; manage battery pack HV architecture; support contactor, pre-charge, HVIL and isolation monitoring functions; lead validation and issue resolution; guide cross-functional teams and suppliers.

Mandatory Skills

• 8-14 years in EV battery systems, BMS, CMC or PDU HW development.
• Experience of BMS AFE, MCU, power supply, isolation, sensing, protection, contactor-driver, and communication circuits
• EMC/ESD/transient design, isolated daisy-chain, and diagnostics
• Understand and analyses the customer RFI/RFQ documents and HW requirements.
• Define HV-BMS hardware requirements, architecture and specifications.
• Expertise in schematic design, component selections, circuit design, simulation, layout review and guidelines etc.
• HW test plan preparation and testing of sample/DUT.
• Expertise worst case analysis, DFMEA, Dfm, and reliability analysis.
• Strong expertise in lithium-ion battery packs and HV architectures (400V/800V).
• Deep understanding of SOC, SOH, SOP, balancing and battery protection algorithms.
• Experience with CMC design, cell voltage/temperature monitoring and battery diagnostics.
• Expertise in PDU architecture including contactors, fuses, current sensors, pre-charge and HVIL.
• Experience in lab equipment’s handling, and board bring-up activities.
• Proficiency with FUSA, CAN, CAN FD, UDS diagnostics, CANoe/CANalyzer.
• Strong knowledge of MATLAB/Simulink and system engineering.
• Hands-on experience in HIL/SIL, vehicle validation and root-cause analysis.
• Working knowledge of ISO 26262, DFMEA and safety concepts.
• Experience leading suppliers and cross-functional technical reviews.
• Bachelor’s degree in electrical, Electronics, Automotive or Mechatronics Engineering.

Tools

• Cadence, PSPICE
• Oscilloscope, DMM, power analyser, electronic load, thermal camera, and environmental/EMC equipment

Desirable Skills

• Experience delivering EV programs.
• CCS2/DC fast charging integration knowledge.
• Battery thermal management expertise.
• ASPICE and ISO 21434 cybersecurity exposure.
• Experience with battery test equipment and other standards.
• Global stakeholder management experience.

Leadership Expectations

Mentor and guide technical HW engineers, drive technical roadmaps, perform design reviews, manage risks, support platform strategy and ensure project delivery targets are achieved. Accountable and responsible for all assigned products development wrt to HW.

Preferred Background

Automotive OEMs, Tier-1 suppliers, battery manufacturers, commercial vehicle EVs, passenger EVs or energy storage systems.

Key Competencies

Technical leadership, systems thinking, problem-solving, stakeholder management, communication, innovation and decision making.