Senior AOI Engineer: Optimize Defect Detection & Yield

ASE Global; Bayan Lepas; On-site; MYR 60,000 - 100,000; Full time

Job summary

ASE Global in Penang, Malaysia seeks an AOI Engineer to develop, optimize, and maintain automated inspection systems used in PQFN semiconductor assembly. The role focuses on accuracy, reducing false calls, and supporting yield and quality improvements.

You will collaborate with Process, Manufacturing, Equipment, and Quality teams to ensure AOI monitors critical assembly steps and supports production efficiency.

Qualifications

• Degree in Electronics / Electrical / Chemical / Mechanical Engineering is required.
• Desirable knowledge of SPC, FMEA, DOE, TPM, OCAP, JMP, RCA and Control Plan.
• Experience with die attach process equipment is highly preferred.

Responsibilities

• Develop, optimize, and validate AOI programs for PQFN assembly processes.
• Tune inspection parameters to maximize defect detection and minimize false rejects.
• Support AOI setup for new PQFN package introductions and qualification activities.
• Analyze AOI data to identify yields, trends, and process improvements.
• Coordinate AOI equipment upgrades, maintenance, and software updates.
• Ensure AOI processes comply with ISO/IATF quality standards and documentation.
• Train technicians on AOI operation, SOPs, and troubleshooting.

Skills

Die Attach Equipment

Process Improvement

Quality Assurance

Education

Degree in Electronics / Electrical / Chemical / Mechanical Engineering

Tools

SPC

FMEA

DOE

TPM

OCAP

JMP

RCA

Control Plan

Working Instruction

Predictive Maintenance

Job description

ASE Global in Penang, Malaysia seeks an AOI Engineer to develop, optimize, and maintain automated inspection systems used in PQFN semiconductor assembly. The role focuses on accuracy, reducing false calls, and supporting yield and quality improvements.

You will collaborate with Process, Manufacturing, Equipment, and Quality teams to ensure AOI monitors critical assembly steps and supports production efficiency.