Process Engineer

About Us

BYD Thailandis a regional manufacturing hub of one of the world's leading technology and new energy companies. We are committed to innovation, advanced manufacturing, and developing technologies that improve everyday life.

About the Role

We are seeking a Battery Process Engineer to support process engineering activities within our Consumer Battery Division. This role focuses on manufacturing process optimization, yield improvement, process troubleshooting, new material trials, production tooling, and continuous improvement across consumer battery production processes.

What You’ll Be Doing

• Analyze, troubleshoot, and optimize process abnormalities across assigned production stages, including tab welding, slitting, laser cleaning, liquid injection, formation, sealing, OCV, X-ray, grading, and material preparation.
• Improve process capability, production yield, overall efficiency, and process stability.
• Conduct feasibility assessments for new project pilot runs and follow up on process-related issues.
• Implement corrective actions and prepare process evaluation reports.
• Support customer audits, product certifications, and complaint analysis related to manufacturing processes.
• Design, improve, and maintain production tooling, jigs, and fixtures as required.
• Follow up on localized material trial runs in Thailand, monitor process performance, and prepare trial evaluation reports.
• Develop, maintain, and update process documentation, including FMEA, SOP, and Control Plans.
• Apply Six Sigma and continuous improvement methodologies to improve process stability, quality, and production efficiency.
• Collaborate with Production, Quality, Equipment, and other relevant teams to resolve process issues.
• Provide technical support to production teams and follow up on improvement actions.
• Perform other duties as assigned by Management.

What You’ll Need

• Bachelor’s degree or higher in Mechanical Engineering, Materials Science, Manufacturing Engineering, or a related field.
• At least 1 year of relevant experience in manufacturing or process engineering.
• Experience in lithium battery manufacturing is preferred.
• Proficient in CAD, SolidWorks, Pro/E, and Microsoft Office.
• Familiar with process documentation such as FMEA, SOP, Control Plan, and failure response procedures.
• Strong understanding and application of Six Sigma and process optimization principles.
• Familiarity with lithium battery manufacturing processes, including electrode, injection, sealing, formation, and inspection processes.
• Strong analytical, problem-solving, and process improvement skills.
• Good communication and coordination skills.
• Proficiency in Chinese or English is preferred.

What We Offer

• Competitive salary based on experience and qualifications
• KPI incentive and annual bonus
• Transportation support / shuttle bus
• Meal and housing allowances
• Group insurance and Social Security
• Chinese language allowance for qualified employees
• Technical training and career development opportunities
• Opportunity to work with advanced consumer battery manufacturing technology
• International working environment
• Opportunity to develop expertise in battery manufacturing and process engineering

Apply Now

Join BYD Thailand and contribute to the development of advanced consumer battery manufacturing through process innovation, continuous improvement, and cutting-edge production technology.