EWS Process Engineer: Optimize Yields & Processes

STMicroelectronics; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

STMicroelectronics in Singapore is seeking an Electrical Wafer Sort (EWS) Process Engineer to optimise processes, tools and systems to achieve best-in-class quality and productivity in EWS operations.

You will monitor process performance, analyse electrical test data and visual defects, identify root causes, and implement corrective actions to boost yield and efficiency across manufacturing, with strong cross-functional teamwork and adherence to safety and quality standards.

Qualifications

• Degree in Electrical, Mechanical, Materials Engineering, or related discipline.
• Proficiency in Excel and Power BI required.
• Experience in a cleanroom environment and microscopy is advantageous.
• Familiarity with DOE, 8D, FMEA, programming or data processing tools preferred.
• Good command of English (spoken and written).
• Strong interpersonal and cross-functional collaboration skills.

Responsibilities

• Optimise EWS processes, tools, and systems to support quality and productivity targets.
• Monitor process performance and analyse electrical test data and visual defects to identify deviations and improvement opportunities.
• Investigate root causes of process issues and implement corrective and preventive actions.
• Support day-to-day manufacturing activities through timely problem analysis and solution implementation.
• Provide cross-functional and cross-departmental support based on operational needs and priorities.
• Participate in cost reduction initiatives to support operational efficiency.
• Understand process flows and update operating procedures as required.
• Collaborate with teams to sustain continuous improvement and operational stability.

Skills

Team collaboration

English proficiency

Analytical thinking

Communication skills

Education

Engineering degree (Electrical/Mechanical/Materials)

Tools

Microsoft Excel

Power BI

DOE

8D methodology

FMEA

Programming

Data processing tools

Job description

STMicroelectronics in Singapore is seeking an Electrical Wafer Sort (EWS) Process Engineer to optimise processes, tools and systems to achieve best-in-class quality and productivity in EWS operations.

You will monitor process performance, analyse electrical test data and visual defects, identify root causes, and implement corrective actions to boost yield and efficiency across manufacturing, with strong cross-functional teamwork and adherence to safety and quality standards.