Test Engineer

ASE Electronics Malaysia; Bayan Lepas; On-site; MYR 60,000 - 90,000; Full time

Benefits offered by this job

Annual Leave

Medical and Hospitalisation Leave

EPF

SOCSO

Annual Bonus

Medical Insurance

Job summary

Jora Malaysia is seeking an AOI Engineer to develop, optimize, and maintain Automated Optical Inspection systems used in PQFN semiconductor assembly processes. You will work with Process, Manufacturing, Equipment Engineering and Quality teams to ensure high inspection accuracy and production efficiency.

You will lead programs, validate new AOI recipes, analyze defect trends, and drive continuous improvement in yield and defect reduction while ensuring adherence to quality standards.

Qualifications

• Fluent in English and Bahasa Malaysia.
• Full-time employment.

Responsibilities

• Develop, optimize, and maintain AOI inspection programs for PQFN assembly processes.
• Fine-tune AOI parameters to maximize defect detection and minimize false rejects.
• Validate new AOI programs before production release and continuously improve algorithms.
• Support AOI setup and qualification for new PQFN packages and product specs.
• Analyze AOI data to identify process trends and yield loss; drive improvements.
• Assist with equipment setup, calibration, verification, and qualification; coordinate upgrades.
• Ensure AOI processes comply with ISO, IATF 16949, and QA records; support audits.

Skills

English fluency

Bahasa Malaysia fluency

Job description

Jora Malaysia will close on 9th September 2026. Thank you for being with us, we are cheering you on as you continue your career journey.

responsible for developing, optimizing, and maintaining Automated Optical Inspection (AOI) systems used in PQFN semiconductor assembly processes. The role focuses on ensuring high inspection accuracy, minimizing false calls, improving defect detection capability, and supporting continuous yield and quality improvement. The engineer works closely with Process Engineering, Manufacturing, Equipment Engineering, and Quality teams to ensure AOI systems effectively monitor critical assembly processes while supporting production efficiency.

Requirement

• Employment Type : Full time

• Fluent in English, and Bahasa Malaysia.

Role Overview:

responsible for developing, optimizing, and maintaining Automated Optical Inspection (AOI) systems used in PQFN semiconductor assembly processes. The role focuses on ensuring high inspection accuracy, minimizing false calls, improving defect detection capability, and supporting continuous yield and quality improvement. The engineer works closely with Process Engineering, Manufacturing, Equipment Engineering, and Quality teams to ensure AOI systems effectively monitor critical assembly processes while supporting production efficiency.

Responsibility

1. AOI Program Development & Optimization

• Develop, create, and optimize AOI inspection programs for PQFN assembly processes.

• Fine-tune inspection parameters to maximize defect detection while minimizing false rejects.

• Validate new AOI programs before production release.

• Continuously improve inspection algorithms based on process capability and defect trends.

2. New Product Introduction (NPI)

• Support AOI setup and qualification for new PQFN package introductions.

• Develop inspection recipes according to product specifications and customer requirements.

• Participate in process characterization and production qualification activities.

• Ensure AOI readiness before mass production.

3. Process & Yield Improvement

• Analyze AOI inspection data to identify process trends and yield loss.

• Work with Process Engineers to eliminate recurring assembly defects.

• Drive continuous improvement projects to improve inspection efficiency and first-pass yield.

• Support root cause analysis for quality excursions.

4. Defect Analysis

• Investigate AOI-detected defects and verify inspection accuracy.

• Classify true defects versus false calls.

• Maintain defect libraries and golden sample databases.

• Recommend corrective actions to reduce defect occurrence.

5. Equipment Support

• Support AOI machine setup, calibration, verification, and qualification.

• Work with Equipment Engineers on preventive maintenance and troubleshooting.

• Coordinate machine upgrades, software updates, and hardware improvements.

• Monitor AOI equipment performance and utilization.

6. Quality Assurance

• Ensure AOI inspection complies with internal quality standards and customer requirements.

• Support quality audits and customer visits related to AOI processes.

• Maintain inspection documentation, work instructions, and validation records.

• Ensure compliance with ISO, IATF 16949, and applicable manufacturing standards.

7. Data Analysis & Reporting

• Monitor AOI KPIs such as:

  • False Call Rate (FCR)

  • Escape Rate

  • Detection Rate

  • Yield

  • OEE

  Perform statistical analysis to identify process improvement opportunities.

  Prepare technical reports and present findings to cross-functional teams.

8. Continuous Improvement

• Lead or participate in Lean, Six Sigma, Kaizen, and cost reduction projects.

• Improve AOI programming standards and inspection methodologies.

• Implement best practices to enhance productivity and inspection capability.

• Evaluate new AOI technologies for future manufacturing needs.

9. Training & Documentation

• Train technicians and operators on AOI operation and inspection criteria.

• Develop standard operating procedures (SOPs), work instructions, and troubleshooting guides.

• Maintain revision control of AOI programs and documentation.

Benefits

• Annual Leave
• Medical and Hospitalisation Leave
• EPF
• SOCSO
• Annual Bonus
• Medical Insurance