Process Engineer

Job description

Responsible for AOI (Automated Optical Inspection) process sustaining and continuous improvement, including process capability, yield and defect reduction. Support production line abnormal disposition, AOI recipe optimization, defect analysis, equipment and process qualification, and NPI activities. Work closely with related functions to reduce defect rate and ensure stable manufacturing performance.

Responsibilities

Responsible for AOI process sustaining, monitoring and continuous improvement. Improve AOI process capability, inspection effectiveness and yield, and drive defect reduction activities. Develop, optimize and maintain AOI recipes, inspection criteria and process parameters for different products and devices. Analyze AOI inspection data and defect trends, identify major defect modes and drive corrective and preventive actions.

Support production abnormalities and perform timely OCAP/QCN disposition, root cause analysis and follow-up actions. Work with Quality, Manufacturing, Equipment and other related teams on AOI defect analysis and lot disposition. Support new product introduction (NPI), new device setup, recipe development and qualifications. Support AOI equipment and process qualification, buyoff and improvement activities. Improve false alarm and escape performance while maintaining effective defect detection capability.

Responsible for process-related documentation, including WI/SOP, Control Plan, FMEA and inspection specifications. Support customer and internal quality issues related to AOI and provide technical analysis and corrective actions. Generate technical analysis reports, project reports and regular performance reports for management review. Drive productivity, quality and cost improvement projects related to the AOI process.

Provide technical guidance and training to technicians, operators and junior engineers. Other job assignments as required by the manager.

Qualifications

Master degree in Vision application or Science and Engineering, Experience in semiconductor manufacturing, AOI, wafer/die inspection or related process engineering is preferred. Positive, hard and high efficiency work style. Strong communication and teamwork skills. Good English speaking and communication. CET 6