Plastics Supplier Quality Engineer in China – PPAP & Audit Lead

Twist Bioscience Corporation; United States; On-site; USD 52,000 - 77,000; Full time

Job summary

Twist Bioscience Corporation seeks a Supplier Quality Engineer – Plastics, China to own supplier quality systems for injection-molded and extruded plastic components and to lead PPAP/FAI submissions, process capability studies, and audits across the plastics supply chain.

You will collaborate with the Staff Category Manager – Plastics in China, drive root-cause analysis, and manage supplier scorecards, change management, and NPI support while ensuring regulatory compliance and continuous

Qualifications

• BS in Mechanical/Industrial/Polymer Engineering or related technical field.
• 5+ years' experience in supplier quality engineering for plastics (injection-molded or extruded).
• Hands-on knowledge of injection molding/extrusion processes, tooling, and engineering thermoplastics.

Responsibilities

• Lead supplier quality qualification for new and existing plastics suppliers, including quality system audits and process capability assessments.
• Own PPAP/FAI submission review and approval for molded/extruded components, including dimensional reports and material certifications.
• Drive root-cause analysis and corrective/preventive actions for plastics quality issues.
• Define and maintain incoming inspection plans and sampling strategies for plastic components.
• Conduct on-site supplier audits and process reviews in China and drive continuous improvement.
• Support ECN/ECO change management ensuring tooling/process requalification.
• Own supplier quality scorecards and lead quarterly reviews with the Category Manager.
• Support NPI by leading DFM/DFA reviews and pilot-run builds.
• Manage non-conforming material dispositions and ensure regulatory compliance (RoHS/REACH).

Skills

Quality engineering

Root-cause analysis

Data analysis

Project management

Communication

Cross-functional collaboration

Auditing standards

Education

Bachelor's degree in Mechanical/Industrial/Polymer Engineering

Tools

CMM

Minitab

SAP/QMS

GD&T

Job description

Twist Bioscience Corporation seeks a Supplier Quality Engineer – Plastics, China to own supplier quality systems for injection-molded and extruded plastic components and to lead PPAP/FAI submissions, process capability studies, and audits across the plastics supply chain.

You will collaborate with the Staff Category Manager – Plastics in China, drive root-cause analysis, and manage supplier scorecards, change management, and NPI support while ensuring regulatory compliance and continuous