Senior / Lead Battery Systems Engineer

Work on lithium-ion battery programs with global technical impact

Join PASONA N A, INC. as a Senior / Lead Battery Systems Engineer in Farmington Hills, MI (onsite). This role serves as a key technical bridge between North American OEM customers and engineering teams in Japan, supporting lithium-ion battery pack and module programs across the full product lifecycle. You will coordinate requirements, development activities, schedules, and issue resolution, with opportunities to lead technical discussions and mentor engineers.

This position offers a competitive annual salary range of USD 75,000 - 150,000 and is suited to candidates with 7+ years of relevant engineering experience.

Responsibilities

• Lead technical communication with North American OEM customers on 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 launch activities.
• Monitor technical deliverables, milestones, risks, and program schedules to maintain alignment across teams.
• Coordinate across functions including engineering, manufacturing, quality, purchasing, and service.
• Support investigation and resolution of product and field technical issues.
• Mentor less-experienced engineers and contribute to development of the North American engineering organization.

Requirements

• Bachelor’s degree in Mechanical, Electrical, Systems Engineering, or a 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 experience and strong cross-functional project coordination skills.
• Strong technical problem-solving, project coordination, and English communication skills.

Preferred

• Lithium-ion battery pack/module development experience.
• North American automotive OEM experience.
• 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.
• Master’s degree.

Travel and collaboration details

• Approximately 20% travel, primarily domestic, with occasional trips 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.