Engineer II, Customer Quality Engineering

Job Description 

Position Summary 

We are seeking a motivated and customer-focused Customer Quality Engineer (CQE) to support and enhance customer quality performance for Semiconductor Cleaner products. The successful candidate will serve as the primary quality interface between customers and internal teams, driving issue resolution, product quality improvement, and customer satisfaction. 

This role requires a strong understanding of semiconductor materials and manufacturing processes, excellent analytical and problem-solving skills, and the ability to effectively collaborate with cross-functional teams. Candidates with CMP-related experience, including Slurry, Pad, or PCMP Cleaner products, are highly preferred. 

Key Responsibilities 

• Serve as the primary customer quality representative for Semiconductor Cleaner products supporting customers in Korea. 

• Lead customer issue investigation and resolution activities utilizing structured problem-solving methodologies (8D, RCA, CAPA, etc.). 

• Analyze quality and process data to identify trends, root causes, and improvement opportunities. 

• Collaborate with Manufacturing, R&D, Product Management, Sales, Supply Chain, and Global Quality teams to resolve customer concerns. 

• Support customer qualifications, product changes, PCN activities, and new product introductions (NPI). 

• Conduct technical reviews and communicate investigation results to customers and internal stakeholders. 

• Drive continuous improvement initiatives to enhance customer satisfaction and product performance. 

• Support customer audits, quality reviews, and technical meetings. 

• Monitor customer quality KPIs and develop corrective actions to improve quality performance. 

• Ensure compliance with internal quality systems, customer requirements, and industry standards. 

Required Qualifications 

• Bachelor’s degree in Chemical Engineering, Materials Science, Chemistry, Semiconductor Engineering, or related disciplines. 

• Minimum 4-5 years of experience in Semiconductor Materials, Customer Quality, Process Engineering, Product Engineering, or related technical roles. 

• Strong understanding of semiconductor manufacturing processes and quality systems. 

• Experience handling customer quality issues and driving corrective actions. 

• Knowledge of quality methodologies including:  

• 8D 

• CAPA 

• SPC 

• FMEA 

• Root Cause Analysis 

• Statistical Data Analysis 

• Strong analytical, communication, and interpersonal skills. 

• Ability to work effectively in cross-functional and global teams. 

• Business-level English communication skills (written and verbal). 

Preferred Qualifications 

• Direct experience with CMP-related products:  

• CMP Slurry 

• CMP Pad 

• PCMP Cleaner 

• Post-CMP Cleaning Process 

• Experience supporting Samsung Electronics, SK hynix, or other semiconductor manufacturers. 

• Experience with semiconductor wet chemistry or cleaning processes. 

• Hands-on experience using Minitab, JMP, or similar statistical software. 

• Six Sigma Green Belt or above. 

• Experience supporting customer audits and qualification activities. 

• Experience collaborating with overseas manufacturing sites and global teams. 

Key Competencies 

• Customer Focus 

• Data-Driven Decision Making 

• Technical Problem Solving 

• Quality Mindset 

• Effective Communication 

• Stakeholder Management 

• Cross-functional Collaboration 

• Initiative & Accountability 

• Continuous Improvement Mindset 

Location 

Suwon, South Korea 

Job Level 

Engineer II (L2) 

Function 

Customer Quality Engineering (CQE) 

Success in this Role 

Success in this role will be measured by: 

• Effective and timely resolution of customer quality issues. 

• Improvement of customer satisfaction and quality KPIs. 

• Successful execution of qualification, PCN, and change management activities. 

• Strong collaboration with customers and internal stakeholders. 

• Contribution to continuous quality improvement and operational excellence.