Senior Plastics Sourcing & Technical Category Lead (China)

Twist Bioscience Corporation; United States; On-site; USD 82,000 - 134,000; Full time

Job summary

Twist Bioscience Corporation seeks a Staff Technical Category Manager – Plastics (Technical CBM) based in China. You will lead end-to-end plastics sourcing, supplier management, and tooling strategy for injection molding, extrusion, and related resins to support a regulated, high-growth portfolio.

You will drive RFI/RFQ processes, cost breakdowns, and on-site supplier audits, collaborating with R&D, Manufacturing Engineering, and Quality to ensure supply continuity and part quality.

Qualifications

• B.S. in Mechanical/Industrial/Polymer Engineering, Materials Science, or related field.
• 8+ years in strategic sourcing or supplier/category management with plastics focus.
• Hands-on knowledge of injection molding, extrusion, resins, and tooling.

Responsibilities

• Own the China plastics commodity strategy for injection-molded, extruded, and thermoformed components and tooling.
• Source, qualify, and manage plastics suppliers, including on-site audits of molding capability.
• Lead should-cost analysis breaking down resin/material, cycle time, tooling, labor, and overhead.
• Manage mold tooling assets and transfers, and schedule T0-T1 tryouts.
• Partner with Manufacturing and Quality on DFM/DFA reviews, mold-flow, and process validation.
• Lead supplier onboarding, audits, and capacity validation for continuity.
• Negotiate contracts and pricing terms, including resin indices and MOQs.
• Drive supplier performance with SQE scorecards and CAPA.
• Qualify dual/second-source suppliers to mitigate single-source risk.
• Support NPI by selecting molders and driving ECNs through production.
• Ensure material traceability and RoHS/REACH compliance.
• Follow ISO 13485 and regulatory requirements.

Skills

Supplier management

Should-cost analysis

Mold tooling

Sourcing strategy

Negotiation

RFI/RFQ execution

Bilingual Mandarin/English

Excel

PowerPoint

Communication

Education

Bachelor's in Mechanical/Industrial/Polymer Eng

Materials Science degree

Tools

SAP

Moldflow

MS Office (Excel/PowerPoint/Word)

Job description

Twist Bioscience Corporation seeks a Staff Technical Category Manager – Plastics (Technical CBM) based in China. You will lead end-to-end plastics sourcing, supplier management, and tooling strategy for injection molding, extrusion, and related resins to support a regulated, high-growth portfolio.

You will drive RFI/RFQ processes, cost breakdowns, and on-site supplier audits, collaborating with R&D, Manufacturing Engineering, and Quality to ensure supply continuity and part quality.