Who We AreFactorial Energy is a pioneering U.S.-based solid-state battery company driving the future of energy storage and electrification. Partnered with global leaders including Mercedes-Benz, Stellantis, Hyundai, and Kia, Factorial is at the forefront of developing next-generation e-mobility platforms for commercial, defense, and consumer applications—spanning electric vehicles (EVs), drones, eVTOL aircraft, power tools, marine systems, robotics, and more. The company has achieved multiple industry firsts, including being the first to power a demonstration vehicle with a global OEM (Mercedes-Benz) that achieved over 1,200 km (749 mi) of range, and the first to earn UN 38.3 certification for automotive-sized lithium-metal solid-state cells, and the first to deliver B-samples of automotive-sized solid-state batteries to major OEMs. The Opportunity:Factorial Energy is seeking a Battery Production Manager to join our team in Cheonan, South Korea. This person will be responsible for planning, directing, and optimizing battery manufacturing operations while ensuring compliance with quality, safety, and production objectives. The Ideal candidate will possess strong technical knowledge of battery manufacturing processes, effective leadership and communication skills, and the ability to drive operational excellence in a dynamic production environment. In this role, you will:<ul><li>Lead and manage daily production operations to meet safety, quality, delivery, and productivity targets.</li><li>Develop and execute production plans to achieve customer demand while maximizing equipment utilization and labor efficiency.</li><li>Manage production supervisors, technicians, and operators, providing coaching, performance management, and workforce development.</li><li>Monitor production KPIs, including throughput, yield, OEE, cycle time, scrap rate, and labor productivity.</li><li>Drive continuous improvement initiatives using Lean Manufacturing, Six Sigma, and problem-solving methodologies.</li><li>Collaborate with Process Engineering, Quality, Maintenance, Supply Chain, Planning, and EHS teams to ensure smooth production operations.</li><li>Identify production bottlenecks and implement corrective actions to improve efficiency and reduce downtime.</li><li>Ensure compliance with all safety regulations, environmental requirements, and company policies.</li><li>Support new product introduction (NPI), process validation, and production ramp-up activities.</li><li>Manage production budgets, labor planning, overtime, and resource allocation.</li><li>Lead root cause analysis for quality and production issues and implement sustainable corrective actions.</li><li>Ensure accurate production reporting and maintain manufacturing documentation.</li><li>Drive a culture of operational excellence, accountability, and continuous improvement.</li></ul> We are looking for people who:<ul><li>Experience in lithium-ion battery cell mass production.</li><li>Knowledge of Lean Manufacturing, Six Sigma, TPM, and OEE.</li><li>Experience with APQP, PFMEA, Control Plan, SPC, and IATF 16949 manufacturing requirements.</li><li>Green Belt or Black Belt certification is a plus.</li><li>Experience supporting manufacturing scale-up and capacity expansion.</li><li>8 years + experience </li></ul> Work Location: Cheonan, South Korea Factorial Energy is an equal opportunity employer that values diversity at all levels. All qualified applicants, regardless of personal characteristics, are encouraged to apply.To request a reasonable accommodation to complete an application, job interview, and/or to otherwise participate in the hiring process, please contact (<a href="mailto:recruitment@factorialenergy.com">recruitment@factorialenergy.com</a>

Factorial is a dynamic venture-backed company dedicated to creating a sustainable future. With a passionate team of engineers and business professionals, Factorial is developing breakthrough solid-state batteries to offer longer range per charge and increased safety. The company entered joint development agreements with Mercedes-Benz, Stellantis, and Hyundai Motor Company and was recently featured in The Boston Globe and The New York Times.

Battery Production Manager - Mass Production

About the Job

About the Company

Factorial Energy

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