Senior/Staff Quality Assurance Engineer or Manager (OSAT)

Full-time
Singaporevia Lumilens CareersPosted Jul 29, 2026
Match with my CV

Technical skills

SQLData analysisQuality AssuranceTechnical writing

Role signals

Legal

About this role

Core

Responsibilities

  • Quality Management
  • Design, 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 Analysis
  • Lead 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 & Improvement
  • Monitor 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 Quality
  • Support 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 & Compliance
  • Conduct 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 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, 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

Skills

  • Statistical Process Control (SPC)
  • Failure Analysis (FA)
  • -

Fmea / Pfmea

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Capa

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8D Problem Solving

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DOE (Design of Experiments)

  • Yield Analysis & Defect Reduction
  • Reliability Engineering

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Qms - Iso 9001, Iatf 16949

  • Minitab, JMP, Excel, SQL (preferred)

Preferred Skills

  • 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.

Before you apply

  • 1Which parts of your CV prove experience with SQL, Data analysis, and Quality Assurance?
  • 2Which recent work examples would make your application stronger for this role?
  • 3What details from the original source listing should you confirm before applying?

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