High Voltage Battery Systems Engineer

Job Title: High Voltage Battery Systems Engineer

Location: Detroit, MI

Employment : Fulltime

Key Responsibilities:

• Lead the hardware design and development of high voltage battery systems including cells, modules, pack enclosures, wiring harnesses, and BMS (Battery Management System) integration.
• Specify and select appropriate components (contactors, fuses, sensors, connectors) for battery applications.
• Develop and maintain electrical schematics, harness diagrams, and interface control documents.
• Define technical requirements and participate in system architecture development for HV battery packs.
• Conduct design reviews, DFMEA (Design Failure Mode and Effects Analysis), and risk assessments.
• Collaborate with suppliers to define component specifications and ensure timely delivery and quality standards.
• Support thermal, structural, and safety validation activities including abuse testing (thermal runaway, short-circuit, crush, etc.).
• Ensure compliance with automotive industry standards such as ISO 26262, ISO 21434, LV 123, UN ECE R100, and UL2580.
• Participate in troubleshooting and root cause analysis of battery hardware issues during development and in production.
• Support testing and validation activities, including hardware-in-the-loop (HIL) and vehicle integration testing.
• Maintain and manage documentation including test reports, drawings, and engineering change requests.

Required Qualifications:

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Mechatronics, or related field. (Master’s degree preferred.)
• 3 years of experience in automotive battery development or related high voltage system hardware engineering.
• Solid understanding of HV battery system design principles including electrical safety, power electronics, and thermal management.
• Hands-on experience with CAD tools (e.g., CATIA) and electrical design tools (e.g., Capital, E3, AutoCAD Electrical).
• Familiarity with HV safety practices and standards.
• Strong knowledge of validation methods for battery systems (e.g., thermal, vibration, shock, ingress protection testing).