Sr Engineer - Energy Systems

Mahindra And Mahindra Ltd.; Chennai; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Mahindra And Mahindra Ltd. is seeking an experienced engineer to design high-voltage battery pack electrical components for EV applications in Chennai.

The role requires deep knowledge of HV/LV architecture, electrical schematics, wiring harnesses, fuse selection, contactors, busbars, connectors, BDU, BMS, CSC and protection systems. Collaboration with mechanical, thermal, electrical, manufacturing and validation teams is essential for successful product development.

Qualifications

• Knowledge in EV battery pack HV/LV architecture and safety systems.
• Experience with electrical schematics, wiring harnesses, fuse selection and contactors.
• Knowledge of busbars, connectors, BDU, BMS, CSC and protection systems.

Responsibilities

• Coordinate with mechanical, thermal, electrical, manufacturing and validation teams during product development.
• Perform electrical calculations for current carrying capacity, voltage drop, insulation coordination and fault protection.
• Support BMS integration and communication interfaces.
• Support DFMEA, Design Reviews, Hazard Analysis and Functional Safety activities.
• Collaborate with suppliers and internal stakeholders for electrical component design selection.
• Support prototype builds and manufacturing readiness activities.

Tools

NX-Unigraphics

Tolerance stack-up (GD&T)

Auto-Crear

MATLAB/Simulink

Job description

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• Design and develop high-voltage battery pack electrical components for EV applications.
• Knowledge in EV battery pack HV/LV architecture, electrical schematics, wiring harnesses, fuse selection, contactors, busbars, connectors, BDU, BMS, CSC and protection systems.
• Support battery module and EE components design, integration activities.
• Develop battery pack electrical layouts complying with safety and regulatory requirements.
• Coordinate with mechanical, thermal, electrical, manufacturing, and validation, simulations teams during product development.
• Perform electrical calculations for current carrying capacity, voltage drop, insulation coordination, and fault protection.
• Support BMS integration and communication interfaces.
• Support DFMEA, Design Reviews, Hazard Analysis, and Functional Safety activities.
• Participate in failure investigations and root cause analysis.
• Prepare technical specifications, design reports, BOMs, and engineering change documentation.
• Collaborate with suppliers and internal stakeholders for electrical component design selection.
• Support prototype builds and manufacturing readiness activities.

Tools & Skills

• NX-Unigraphics, Tolerance stack-up (GD&T), Auto-Crear, MatLAB/Simulink (Optional)

Experience

7 to 9 years

Industry Preferred

Qualifications

General Requirements

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