Technologist, Contamination Control Engineering

We are seeking a detail-oriented and analytical Technologist, Contamination Control to join our team in Amphoe Si Maha Phot, Thailand. In this role, you will be responsible for monitoring, analyzing, and controlling contamination levels across our operations. You will work to maintain the highest standards of cleanliness and product integrity while ensuring compliance with industry regulations and organizational protocols. This position requires a systematic approach to problem-solving and a commitment to continuous improvement in contamination control practices. ESSENTIAL DUTIES AND RESPONSIBILITIES: Lead contamination prevention initiatives to improve product cleanliness, manufacturing yield, reliability, and customer satisfaction. Develop and continuously improve contamination control strategies, engineering standards, monitoring programs, specifications, and best practices across products, manufacturing processes, equipment, and cleanroom environments. Drive Real-Time Particle Monitoring (RTPM) and environmental monitoring performance by reducing false alarms, minimizing contamination events, and implementing predictive monitoring solutions using particle sensors, airflow monitoring, and data analytics. Lead complex contamination investigations involving yield loss, customer complaints, reliability failures, and manufacturing excursions using structured problem-solving methodologies (8D, FMEA, DOE, SPC, Fishbone, and statistical analysis). Identify contamination sources and implement effective corrective and preventive actions (CAPA) to eliminate recurrence and improve process robustness. Optimize cleanroom performance through airflow engineering, environmental control, contamination reduction, and advanced monitoring technologies. Evaluate, qualify, and deploy advanced contamination control technologies, cleaning processes, filtration systems, automation, and analytical solutions. Analyze contamination trends and manufacturing data to provide technical recommendations that improve operational efficiency, product quality, and manufacturing robustness, while developing contamination control roadmaps aligned with business and technology strategies. Mentor and develop engineers and technicians through technical coaching, knowledge sharing, and capability development. Collaborate with cross-functional and global teams, and prepare technical reports, business cases, and strategic recommendations for senior management REQUIRED: Bachelor’s degree in engineering, Materials Science, Chemistry, Physics, Environmental Engineering, Mechanical Engineering, Chemical Engineering, or related technical discipline. Master's or Ph.D. degree is an advantage. PREFERRED: Bachelor's degree in Mechanical Engineering, Materials Engineering, Chemical Engineering, Physics, Manufacturing Engineering, Industrial Engineering, or a related discipline. Minimum 5–10 years of experience in contamination control, cleanroom engineering, semiconductor, HDD, electronics, precision manufacturing, or related industries. Proven experience leading complex technical investigations and contamination improvement projects. Strong analytical, problem-solving, and communication skills. Demonstrated ability to lead cross-functional technical initiatives and influence stakeholders. SKILLS: Strong people leadership and team development capabilities. Strategic thinking and business acumen. Influencing and stakeholder management skills. Decision-making and conflict-resolution abilities. Ability to drive organizational change and continuous improvement. Contamination Control Engineering Cleanliness Verification and Monitoring Root Cause Analysis (8D, RCA) Process Control and Statistical Analysis (SPC, DOE, Minitab) Failure Analysis and Reliability Engineering Risk Assessment and FMEA Yield Improvement Methodologies Cleanroom Operations and Standards Project Management Strong verbal and written communication skills in English. Ability to communicate technical concepts to diverse audiences. Excellent presentation and reporting skills. Effective cross-functional collaboration and stakeholder engagement. Strong analytical and problem-solving mindset. High level of ownership and accountability. Ability to work effectively in a fast-paced manufacturing environment. Continuous learning and innovation mindset. #LI-JS2 WD thrives on the power and potential of diversity. As a global company, we believe the most effective way to embrace the diversity of our customers and communities is to mirror it from within. We believe the fusion of various perspectives results in the best outcomes for our employees, our company, our customers, and the world around us. We are committed to an inclusive environment where every individual can thrive through a sense of belonging, respect and contribution. WD is committed to offering opportunities to applicants with disabilities and ensuring all candidates can successfully navigate our careers website and our hiring process. Please contact us at to advise us of your accommodation request. In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying. Notice To Candidates: Please be aware that WD and its subsidiaries will never request payment as a condition for applying for a position or receiving an offer of employment. Should you encounter any such requests, please report it immediately to WD Ethics Helpline or email . 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