Senior/Staff Quality Assurance Engineer or Manager (OSAT)

SingaporePosted Jul 21, 2026
Senior/Staff Quality Assurance Engineer or Manager (OSAT) LocationSingaporeEmployment TypeFull timeDepartmentOperationsResponsibilities:Quality ManagementDesign, monitor and maintain the overall quality standards for semiconductor assembly and test processes.Develop and maintain quality documentation, including Control Plans, PFMEA, Process Flow Charts, incoming & outgoing Quality requirements and Work Instructions.Ensure compliance with customer, industry, internal quality requirements, as well relevant ISO (such as ISO9001).Problem Solving & Failure AnalysisLead root cause analysis (RCA) using 8D, 3x5 Why, Fishbone, and other quality tools.Drive corrective and preventive actions (CAPA) for quality excursions and customer complaints.Support failure analysis activities and coordinate with engineering teams for resolution.Process Control & ImprovementMonitor process capability using SPC methodologies.Analyse yield, defect trends, and reliability data.Lead continuous improvement projects to reduce defects and improve yield performance.Supplier & Customer QualitySupport supplier audits and qualification activities.Interface with OSAT partners, customers, and internal stakeholders regarding quality issues at OSAT.Manage the change control request review and approval, related to materials, processes, and equipment.Audits & ComplianceConduct internal and external quality audits.Support customer audits and certification activities.Ensure compliance with QMS, ISO 9001, (16949), JEDEC, and customer-specific requirements where applicable. Required QualificationsBachelor'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, preferably in OSAT, or IDMs.Knowledge of semiconductor packaging technologies such as Flip Chip, BGA, QFN, WLCSP – bumping, fan-out, back-grind, wafer saw, 2.5D/interposer assembly. Wafer & Final Test quality experience is an added advantage.Technical SkillsStatistical Process Control (SPC)Failure Analysis (FA)FMEA / PFMEACAPA8D Problem SolvingDOE (Design of Experiments)Yield Analysis & Defect ReductionReliability EngineeringQMS - ISO 9001, IATF 16949Minitab, JMP, Excel, SQL (preferred) Preferred SkillsStrong 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.Apply for this Job

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