GE_108-Senior Engineer – Wiring Harness & DC-DC Development

Marutee; Bengaluru; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Marutee is seeking an experienced electrical design engineer to contribute to EV programs by designing wiring harnesses and DC-DC converters. The role involves defining harness topology, coordinating with suppliers, and ensuring integration of battery packs, motor controllers, ECUs, and related HV/LV systems across vehicle platforms.

Ideal candidates have 4–6 years of EV wiring experience and a BE/B.Tech in Electrical Engineering, with strong knowledge of CAN, automotive safety standards, and

Qualifications

• B.E./B.Tech in Electrical Engineering or related field.
• 4-6 years of experience in EV wiring design and development.
• Familiarity with automotive safety standards.

Responsibilities

• Support development of vehicle electrical wiring harness including HV and LV power distribution systems and DC DC.
• Define harness topology, manufacturing process, fuse and relay configuration, power distribution requirements.
• Prepare electrical system SOR, schematics, and design documentation.
• Develop vehicle wiring harness design including routing, connector selection, and protection strategy.
• Coordinate with suppliers for harness drawings, schematics, and prototype builds.
• Ensure proper integration of battery pack, motor controller, charger, DC-DC converter, cluster, and vehicle ECUs.
• Support selection, integration, and validation of DC-DC converters for EV applications.
• Ensure reliable HV to LV power conversion for vehicle electrical systems.
• Support vehicle-level electrical system validation and troubleshooting.
• Analyses test data and provide root cause analysis for electrical failures.

Skills

Automotive wiring design

Vehicle electrical architecture

CAN communication

ECU integration

HV/LV power distribution

DC-DC converters

Electrical safety standards

Education

B.E./B.Tech in Electrical Engineering

Job description

Job Summary

Responsible for design and development of wiring harness and DC-DC converter for new EV programs.

Job Description

• Support development of vehicle electrical wiring harness including HV and LV power distribution systems and DC DC.
• Define harness topology, manufacturing process, fuse and relay configuration, power distribution requirements.
• Prepare electrical system SOR, schematics, and design documentation.
• Develop vehicle wiring harness design including routing, connector selection, and protection strategy.
• Coordinate with suppliers for harness drawings, schematics, and prototype builds.
• Ensure proper integration of battery pack, motor controller, charger, DC-DC converter, cluster, and vehicle ECUs.
• Support selection, integration, and validation of DC-DC converters for EV applications.
• Ensure reliable HV to LV power conversion for vehicle electrical systems.
• Support vehicle-level electrical system validation and troubleshooting.
• Analyses test data and provide root cause analysis for electrical failures.

Experience: 4-6 Years

Qualification: B.E./B.Tech - Electrical / Electrical & Electronics Engineering

Function: Design and development

Industry: Electric Vehicles / Automotive

Required Skills

• Strong understanding of automotive wiring harness design and vehicle electrical architecture.
• Knowledge of HV and LV power distribution systems in EVs.
• Experience with DC-DC converters and vehicle low-voltage power systems (12V/48V).
• Familiarity with connectors and terminals from suppliers like TE, Yazaki, and Sumitomo.
• Knowledge of CAN communication and ECU integration.
• Understanding of automotive electrical safety and regulatory standards.