Manufacturing Engineer

We are looking for an experienced Manufacturing Engineer with strong expertise in transformer manufacturing processes, quality systems, process validation and continuous improvement. The ideal candidate will have hands-on knowledge of transformer production, manufacturing quality standards, supplier quality management and product testing, with a focus on improving process capability, reducing defects and ensuring compliance with applicable industry standards.

Key Responsibilities
• Develop a thorough understanding of transformer manufacturing processes, including core assembly, winding, insulation, tank fabrication, drying, oil filling and final testing.
• Ensure compliance with applicable transformer industry standards, including IEC, IEEE, IS, EN and customer-specific specifications.
• Implement and maintain APQP, PFMEA, Control Plans and process validation activities for transformer components and assemblies.
• Review and approve manufacturing process qualifications, First Article Inspection Reports (FAIR), PPAP documentation and product validation records.
• Support transformer routine, type and special testing, including insulation resistance, turns ratio, winding resistance, impedance, temperature rise and dielectric testing.
• Support supplier qualification and development to ensure compliance with manufacturing standards, quality requirements and regulatory approvals.
• Drive process capability improvements and defect reduction initiatives using Lean, Six Sigma and Root Cause Analysis methodologies.
• Support product certification and the maintenance of customer, regulatory and certification-body approvals.
• Ensure compliance with safety, environmental and quality management systems, including ISO 9001 and ISO 14001.
• Collaborate with Design, Quality, Supply Chain and Production teams to improve Design for Manufacturability (DFM), optimize costs and support successful New Product Introduction (NPI). Requirements
• Degree or diploma in Mechanical Engineering, or equivalent relevant work experience.
• Strong knowledge of transformer manufacturing processes, including core cutting and stacking, coil winding, insulation assembly, tank fabrication, vacuum drying, oil filling and final assembly.
• Experience interpreting engineering and manufacturing drawings, Bills of Materials (BOMs) and technical specifications.
• Hands-on experience using contact and non-contact measuring equipment, including analogue and digital instruments.
• Knowledge of Root Cause Analysis and problem-solving methodologies, including 8D.
• Working knowledge of Quality Control (QC) tools and Statistical Process Control (SPC).
• Experience working with cross-functional teams to develop PFMEA and Control Plans.
• Knowledge of transformer industry standards, particularly IEC 60076, IEEE, IS and customer-specific requirements.
• Background in Quality Management Systems.
• Thai language proficiency is mandatory. Preferred Technical Skills
• MS: Excel, Word, PowerPoint and MS Project.
• Analysis tools: Minitab and ACE tools.
• ERP and quality systems: SAP and Net-Inspect.
• Auto-ballooning tools: BCT, DISCUSS or similar.
• Product Lifecycle Management (PLM): Siemens Teamcenter, PTC Windchill or Dassault Innovia. Preferred Candidate Profile
• Strong analytical and decision-making skills.
• Excellent cross-functional collaboration and stakeholder management.
• Continuous improvement mindset with a focus on Right First Time (RFT).
• Effective communication and technical presentation skills.
• Ability to lead problem-solving workshops and improvement projects.
• Willingness to travel to customer sites and service providers as required.
• Proactive approach and ability to work in a fast-paced manufacturing environment.