Engineer III - Wiring Harness

• • Lead design and development of power and signal wiring harnesses for EV and automotive platforms
  • Define and develop electrical architecture for vehicle-level systems including HV/LV distribution
  • Design harness systems covering:
  • High-voltage and low-voltage power distribution
  • Signal wiring (analog, discrete, and digital signals)
  • Communication networks such as CAN, LIN, and other data buses
  • Selection of appropriate connectors, terminals, seals, and routing strategies based on application requirements
  • Design and integration of DC-DC converters, PDUs, and battery interface systems
  • Develop harness documentation including:
  • Schematics
  • Wiring diagrams
  • 2D harness drawings and 3D layout integration
  • Ensure compliance with automotive and military wiring standards (e.g., environmental, EMI/EMC, vibration, durability)
  • Support prototype builds, installation, and validation testing of harness systems
  • Work closely with cross-functional teams (mechanical, electrical, manufacturing, and validation)
  • Support DFMEA, design reviews, and design verification activities
  • Ensure manufacturability and assembly feasibility of harness designs

• • Strong experience in wiring harness design for EV or automotive systems
  • Good understanding of:
  • High-voltage safety and isolation requirements
  • Low-voltage signal integrity
  • Power distribution architecture
  • Hands-on experience with automotive communication protocols (CAN, LIN, etc.)
  • Knowledge of connector technologies (TE Connectivity, Amphenol, Deutsch, etc. or equivalent)
  • Experience in harness routing, packaging, and layout optimization
  • Familiarity with DC-DC converters, PDUs, and battery systems integration
  • Understanding of military or defense-grade wiring standards is a strong advantage
  • Proficiency in harness design tools (e.g., CATIA Electrical, Capital Harness, or similar tools preferred)

• • Bachelor’s degree in Electrical / Electronics / Mechatronics Engineering or related field
  • 3–8+ years of experience in automotive or EV wiring harness design
  • Prior experience in OEM, Tier-1 supplier, EV startups, or defense vehicle programs preferred

• • Strong understanding of system-level vehicle electrical architecture
  • Experience across full lifecycle: architecture → schematic → 2D/3D design → prototyping → production
  • Strong analytical and problem-solving skills
  • Ability to work in fast-paced product development environments
  • Strong communication and cross-functional collaboration skills

• • EV platforms (commercial EV systems)
  • Hybrid and high-voltage vehicle systems
  • Military / off-road / ruggedized vehicle electrical systems
  • Prototype and production-ready harness development

Engineer III - Wiring Harness focuses on designing and integrating power and signal harness systems for automotive and electric-vehicle platforms. The work spans vehicle electrical architecture, harness layouts and documentation, standards compliance, and support for prototype builds and validation.

Role at a glance

Skills mentioned

What you will likely work on

• Design power and signal harnesses for EV and automotive platforms, including HV/LV distribution and vehicle communications.
• Develop vehicle-level electrical architecture and integrate harnesses with converters, PDUs, and battery interfaces.
• Select connectors, terminals, seals, and routing approaches; refine packaging and layout for the application.
• Create schematics, wiring diagrams, and 2D/3D harness documentation.
• Check designs against automotive and military wiring standards, including environmental, EMI/EMC, vibration, and durability considerations.
• Support prototype builds, installation, and harness validation testing.
• Coordinate with mechanical, electrical, manufacturing, and validation teams; contribute to DFMEA, design reviews, and verification.
• Assess manufacturability and assembly feasibility of harness designs.

Good fit signals

• Has strong experience designing wiring harnesses for automotive or EV systems.
• Brings hands-on knowledge of automotive communication protocols such as CAN or LIN and connector technologies.
• Can work across harness routing, packaging, layout optimization, and power distribution design.
• Experience with CATIA Electrical, Capital Harness, or similar tools is preferred; defense-grade wiring standards knowledge is an advantage.
• A relevant engineering degree and experience in OEM, Tier-1, EV startup, or defense vehicle programs align with the stated background.