Manager - Power Electronics

Greencell Mobility; Gurugram District; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Greencell Mobility is seeking an experienced EV electrical systems engineer to diagnose, troubleshoot and optimize electric bus power electronics and related control systems. You will collaborate with Design and R&D teams to validate and improve EV architectures, while analyzing CAN data and diagnostics to drive robust performance.

The role requires hands-on experience with power converters, inverters, onboard chargers, and familiarity with CAN-based diagnostics.

Qualifications

• Strong understanding of Power Electronics and power conversion.
• Experience with DC-DC converters, DC-AC inverters, onboard chargers.
• Ability to interpret electrical schematics and system architecture.
• Experience in root-cause analysis and engineering problem solving.
• Knowledge of CAN-based diagnostics and fault codes (UDS a plus).

Responsibilities

• Diagnose and troubleshoot electrical, electronic and power-electronic issues in Electric Buses.
• Work on power converters and power electronic systems.
• Collaborate with Design and R&D teams for EV system development and validation.
• Analyse vehicle-level faults using CAN logs and diagnostic tools.
• Identify root causes and coordinate with OEMs for corrective actions.
• Support testing, commissioning and validation of EV bus systems.
• Work on communication between vehicle ECUs and other control systems.
• Develop diagnostic procedures, fault codes and troubleshooting methodologies.
• Work with OCPP and OCPI protocols and charger-backend communications.
• Coordinate with Charging Infrastructure, Software, OEM and Operations teams to resolve issues.
• Review technical specifications and system documentation.
• Support field teams during deployment and issue resolution.
• Ensure timely closure of recurring vehicle diagnostic and electrical issues.

Skills

Power Electronics

CAN Communication

Design & R&D

Vehicle Diagnostics

EV Protocols

Tools

CAN diagnostic tools

Job description

Role & responsibilities

• Diagnose and troubleshoot electrical, electronic and power-electronic issues in Electric Buses.
• Work on power converters and power electronic systems, including understanding of system architecture, functionality, testing and troubleshooting.
• Collaborate with Design and R&D teams for development, validation and improvement of EV electrical systems.
• Analyse vehicle-level faults using CAN communication, CAN logs and diagnostic tools.
• Identify root causes of vehicle electrical/electronic failures and coordinate with OEMs for corrective actions.
• Support testing, commissioning and validation of EV bus systems.
• Work on communication between vehicle ECUs and other electronic control systems.
• Develop and analyse diagnostic procedures, fault codes and troubleshooting methodologies.
• Work with OCPP and OCPI protocols used in EV charging projects, with an understanding of charger-to-backend and roaming/charging communication.
• Coordinate with Charging Infrastructure, Software, OEM and Operations teams to resolve vehicle and charging-related issues.
• Review technical specifications, diagnostic reports, test results and system documentation.
• Support field teams during vehicle deployment, commissioning and technical issue resolution.
• Ensure timely closure of recurring vehicle diagnostic and electrical/electronic issues

Key Skills

Power Electronics

• Strong understanding of Power Electronics and Power Conversion systems.
• Hands-on experience with DC-DC converters, DC-AC inverters, onboard chargers, and related power electronic systems.
• Understanding of the electrical architecture of EVs/EV buses.
• Ability to diagnose failures and analyse power-electronic system performance.

Design & R&D

• Experience working with Design and R&D teams on EV/electrical systems.
• Understanding of product development, testing, validation and troubleshooting.
• Ability to interpret electrical schematics, wiring diagrams and system architecture.
• Experience in root-cause analysis and engineering problem solving.

CAN Communication & Vehicle Diagnostics

• Strong hands-on knowledge of CAN communication and CAN protocols.
• Experience in analysing CAN logs/messages, DBC files, signals, and fault codes.
• Familiarity with vehicle diagnostic tools and troubleshooting software.
• Understanding of communication between VCU, BMS, inverter, charger, motor controller and other ECUs.
• Knowledge of CAN-based diagnostics such as UDS will be an added advantage.

EV Charging Protocols

• Working knowledge of OCPP (Open Charge Point Protocol).
• Working knowledge of OCPI (Open Charge Point Interface).
• Understanding of EV charger communication, charging sessions, transactions, and backend integration.
• Ability to troubleshoot vehicle-charger communication and charging-related issues.
• A proactive, self-driven, and result-oriented professional with the ability to work independently and manage multiple priorities effectively.