W

Western Digital

Makes hard drives for cloud and AI data centers

Technologist - Contamination Control Engineering

Process EngineeringConfirmed live in the last 24 hours
Full-timeSi Maha Phot District, Prachin Buri, ThailandNo salary listed

About the Job

Requirements

  • A bachelor's degree in engineering, Materials Science, Chemistry, Physics, Environmental Engineering, Mechanical Engineering, Chemical Engineering, or a related technical discipline is required.
  • A master's or Ph.D. degree is an advantage.
  • A bachelor's degree in Mechanical Engineering, Materials Engineering, Chemical Engineering, Physics, Manufacturing Engineering, Industrial Engineering, or a related discipline is preferred.
  • A minimum of 5–10 years of experience in contamination control, cleanroom engineering, semiconductor, HDD, electronics, precision manufacturing, or related industries is preferred.
  • 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.
  • 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.
  • Knowledge of 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, and 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.
  • High level of ownership and accountability.
  • Ability to work effectively in a fast-paced manufacturing environment and maintain a continuous learning and innovation mindset.

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, including 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.

About the Company

Western Digital

Makes hard drives for cloud and AI data centers

Western Digital, which goes by WD, designs and makes hard disk drives, mostly the high-capacity models that cloud and AI data centers use to store huge amounts of data cheaply. In 2013, its HGST unit shipped the first helium-filled hard drives, which fit more disks into each drive and use less power. Its drives store data on stacks of spinning magnetic disks, and the lineup runs from Ultrastar data center drives to WD Red and WD Purple drives for home servers and security cameras. WD makes its money selling these drives to cloud companies, PC makers, and retail shoppers. Western Digital was founded in 1970 and is based in San Jose, California, and in 2025 it spun off its flash memory business as Sandisk.

Company size
10,001+
Company stage
IPO
Headquarters
San Jose, CA
Founded
1970

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