Battery Pack Process Engineer — NPI & Scale-Up

PAC Group; San Francisco, Northern (CA, KY); Hybrid; USD 146,000 - 156,000; Full time

Job summary

PAC Group in San Francisco is seeking a Battery Pack Specialist to lead manufacturing process development and optimization for advanced battery pack systems. You will work across engineering and operations to improve efficiency, quality, and scale of pack assembly.

The role requires hands-on experience in battery packs, process validation, and strong problem-solving and communication skills in a fast-paced environment.

Qualifications

• Bachelor’s degree in Mechanical, Electrical, Manufacturing Engineering or related field.
• Proven battery pack manufacturing or process development experience.
• Strong knowledge of battery systems and pack assembly.
• Experience with Lean or Six Sigma methodologies.
• Ability to work independently in a dynamic, project-based environment.
• Strong analytical and communication skills.

Responsibilities

• Develop and optimize battery pack manufacturing processes, including module and pack assembly.
• Evaluate existing production workflows and identify opportunities to improve efficiency, cost, and product quality.
• Lead process validation, qualification, and continuous improvement initiatives.
• Collaborate with cross-functional teams including engineering, quality, and operations.
• Provide expertise in design for manufacturability (DFM) and scalability.
• Troubleshoot manufacturing and process-related issues and implement corrective actions.
• Create and maintain work instructions, SOPs, and process documentation.
• Support pilot builds and new product introduction (NPI) activities.

Skills

Battery pack manufacturing

Process optimization

Lean Six Sigma

Problem solving

Communication

Education

Bachelor’s degree in Mechanical / Electrical / Manufacturing Engineering

Tools

DFM knowledge

Job description

PAC Group in San Francisco is seeking a Battery Pack Specialist to lead manufacturing process development and optimization for advanced battery pack systems. You will work across engineering and operations to improve efficiency, quality, and scale of pack assembly.

The role requires hands-on experience in battery packs, process validation, and strong problem-solving and communication skills in a fast-paced environment.