Senior/Staff Quality Assurance Engineer or Manager (OSAT)

Singapore. Posted 3 months ago

The role

This person will design, monitor, and maintain quality standards for semiconductor assembly and test processes. They will lead root cause analysis, drive corrective actions, and manage supplier and customer quality interfaces.

What you will do

Design, monitor and maintain overall quality standards for semiconductor assembly and test processes.
Develop and maintain quality documentation including Control Plans, PFMEA, Process Flow Charts, and Work Instructions.
Ensure compliance with customer, industry, internal quality requirements, and ISO standards.
Lead root cause analysis using 8D, 3x5 Why, Fishbone, and other quality tools.
Drive corrective and preventive actions for quality excursions and customer complaints.
Support failure analysis activities and coordinate with engineering teams.
Monitor process capability using SPC methodologies.
Analyse yield, defect trends, and reliability data.
Lead continuous improvement projects to reduce defects and improve yield performance.
Support supplier audits and qualification activities.

Required qualifications

Bachelor's Degree in Electrical Engineering, Electronics Engineering, Materials Science, Mechanical Engineering, Physics, Chemistry, or related field.
5+ years of semiconductor assembly and test Quality experience.
Knowledge of semiconductor packaging technologies such as Flip Chip, BGA, QFN, WLCSP – bumping, fan-out, back-grind, wafer saw, 2.5D/interposer assembly.
Statistical Process Control (SPC)
Failure Analysis (FA)
FMEA / PFMEA
CAPA
8D Problem Solving
DOE (Design of Experiments)
Yield Analysis & Defect Reduction
Reliability Engineering
QMS - ISO 9001, IATF 16949

Nice to have

Wafer & Final Test quality experience
Minitab, JMP, Excel, SQL
Strong analytical and troubleshooting skills.
Excellent communication and presentation abilities.
Experience working with OSAT subcontractors and cross-functional teams.
Ability to manage multiple projects and drive quality improvements independently.

About the company

lumilens