Senior Battery System Engineer

Pasona N A, Inc.; Farmington Hills (MI); On-site; USD 110,000 - 180,000; Full time

Job summary

Pasona N A, Inc. seeks a hands-on technical leader to serve as the key interface between North American OEM customers and engineering teams in Japan for lithium-ion battery pack and module programs. You will drive requirements, development coordination, schedules, and issue resolution across the product lifecycle.

This role develops into a future technical management position with increasing leadership responsibility, mentoring engineers and shaping the North American engineering organization.

Qualifications

• Bachelor's degree in ME, EE, or systems engineering or related field.
• 7+ years of engineering experience in automotive, battery, or electrification.
• Knowledge of lithium-ion battery technology and battery systems.
• Strong cross-functional coordination and English communication skills.

Responsibilities

• Lead technical communication with North American OEM customers and Japan-based teams.
• Coordinate design reviews, requirements, changes, and issue resolution across programs.
• Support battery pack/module development across mechanical, electrical, and thermal domains.
• Participate in technical reviews, risk assessments, validation, and launches.
• Monitor deliverables, milestones, risks, and program schedules.
• Coordinate engineering, manufacturing, quality, purchasing, and service functions.
• Mentor less-experienced engineers and contribute to NA engineering development.

Skills

Customer-facing engineering

Project coordination

English communication

Technical leadership

Mentoring engineers

Education

Bachelor's degree in Mechanical, Electrical, or Systems Engineering

Tools

Lithium-ion battery knowledge

Engineering principles (mechanical/electrical/thermal)

Job description

A global automotive energy technology company developing advanced battery systems for electrified vehicles. The organization works closely with major automotive OEMs and international engineering teams on lithium-ion battery technology and product development.

Position Summary

Serve as a key technical interface between North American OEM customers and engineering teams in Japan for lithium-ion battery pack and module programs. This is a hands-on technical leadership role responsible for requirements, development coordination, schedules, and issue resolution throughout the product lifecycle. The position is intended to develop into a future technical management role with increasing leadership responsibility.

Key Responsibilities

• Lead technical communication with North American OEM customers regarding specifications, requirements, schedules, and development activities.
• Coordinate design reviews, technical requirements, change management, and issue resolution with engineering teams in Japan.
• Support lithium-ion battery pack/module development, including mechanical, electrical, thermal, and system-level requirements.
• Participate in technical reviews, risk assessments, validation, manufacturing readiness, and product launches.
• Monitor technical deliverables, milestones, risks, and program schedules.
• Coordinate engineering, manufacturing, quality, purchasing, and service functions.
• Support investigation and resolution of product and field technical issues.
• Mentor less-experienced engineers and contribute to development of the North American engineering organization.

Qualifications

Required:

• Bachelor's degree in Mechanical, Electrical, Systems Engineering, or related technical field.
• 7+ years of engineering experience in automotive, battery, electrification, or related industries.
• Knowledge of lithium-ion battery technology and battery systems.
• Working knowledge of mechanical, electrical, thermal, and system-level engineering principles.
• Customer-facing engineering and cross-functional project coordination experience.
• Strong technical problem solving, project coordination, and English communication skills.

Preferred:

• EV, HEV, or PHEV development experience.
• Knowledge of automotive development processes, APQP, and launch activities.
• Technical project/team leadership experience.
• Japanese and/or Chinese language ability.
• Experience coordinating North American customers with overseas engineering teams.

Other Details

Approximately 20% travel, primarily domestic, with occasional travel to Japan and China. Short-term training assignments in Japan may be included as part of technical and leadership development. Flexibility for occasional communication outside standard hours may be required due to global collaboration.