Automation Software / Controls Engineer (PLC & HMI), Singapore

Key Responsibilities Develop and maintain high-quality control software following SDLC principles for semiconductor equipment applications Translate equipment and customer requirements into functional design specifications and detailed technical documentation Support control system architecture design and perform system-level requirement analysis Design and update electrical schematics for automation systems used in semiconductor manufacturing equipment Select and source electrical/automation components prepare and maintain BOMs Develop, test, and debug PLC and HMI programs for equipment control and automation Execute system integration, validation, and commissioning at both in-house and customer sites Ensure accurate and complete engineering documentation throughout project lifecycle Work closely with mechanical, electrical, and process teams to ensure seamless system performance Provide remote and on-site troubleshooting support at semiconductor fabs and customer facilities Analyse existing control software and implement improvements for stability, efficiency, and performance Ensure project milestones are met with timely resolution of technical and operational issues Requirements Diploma / Degree in Electrical, Electronics, Mechatronics, Automation, or related Engineering discipline Minimum 2 years of experience in semiconductor equipment, automation systems, or precision machinery industry Strong experience in PLC and HMI programming is required Knowledge of Motion Control, PID tuning, Analog systems, or process automation is required Ability to read, design, and troubleshoot electrical schematics independently Strong analytical thinking and hands-on troubleshooting skills in equipment-level issues Detail-oriented, disciplined, and committed to engineering quality standards Able to work in a fast-paced semiconductor manufacturing environment with tight deadlines
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