Find & Apply For Materials Engineer Jobs in Cypress, California

Plastics Project Engineer Dover Corp United States, California, Cypress Sep 18, 2026

Job Summary:

Senior Plastics Project Engineer drives long-term supplier development, Tool life-cycle management, and risk mitigation strategies for critical plastic injection molded components. This role leads complex tool-qualification projects from concept to production, aligning supplier capabilities with organizational growth and cost-saving initiatives. By establishing governance standards and optimizing tooling portfolios, the engineer guides cross-functional teams and external partners to ensure total supply chain resilience, robust quality systems, and seamless new product introductions

Job Duties Strategic Leadership & CapEx Management Architect Multi-Year Strategies:

Define and execute a 3 year plastics tooling roadmap to ensure long-term global supply chain resilience, capability scaling, and technological optimization.

Lead CapEx Lifecycle:

Formulate comprehensive capital expenditure (CapEx) justifications, financial ROI models, and business cases to secure senior management approval for critical tooling and equipment investments.

Drive Cost Optimization:

Program-manage strategic cost-saving initiatives, process standardizations, and best practices across the global supplier network to achieve multi-year productivity and margin targets.

Tooling Project Management & Execution Orchestrate Tooling Transfers:

Lead end-to-end project management for complex product line relocations, tool transfers, and equipment deployments across internal and external manufacturing sites.

Govern NPI Pipelines:

Direct the qualification lifecycle for strategic new suppliers and advanced alternate materials, aligning milestones with long-term product launch schedules.

Standardize Supplier Governance:

Design and implement unified supplier inspection frameworks and quality alignment methodologies between strategic partners and internal quality systems.

Supplier Development & Advanced Engineering Cultivate Strategic Partnerships:

Establish and scale high-level alliances with key global injection molding suppliers to embed a shared culture of lean manufacturing and continuous improvement.

Enforce Ecosystem Quality:

Oversee systemic supplier risk mitigation, leading high-impact root cause analyses and corrective action frameworks for Tier-1 injection molding issues.

Performs other duties as assigned

Work Experience Requirements 5+ years of experience in injection molding process, tooling development, project management and cost savings strategies in a lean manufacturing environment.

Direct involvement in qualifying tooling during the molding processes

Experience working with multi-cavity hot runner/cold runner tooling operating in 100 - 400 ton plastic injection molding machines.

Skills Required Education Requirements

BA/BS in Mechanical Engineering, Chemical or Industrial Engineering