What are the responsibilities and job description for the SR PRODUCT DEVELOPMENT ENGINEER - MANUFACTURING position at Mayzon?
The Senior Product Development Engineer – Plastics for Mayzon is responsible for leading the design, development, validation, and transfer of plastic injection-molded products into volume manufacturing. This role provides technical leadership across product design, material selection, tooling, mold flow analysis, supplier execution, and manufacturing readiness, ensuring products are manufacturable, cost-effective, and meet quality and performance requirements.
Essential Duties and Responsibilities
- Serve as a core member of the Product Engineering team, providing Design for Manufacturability (DFM) input for plastic injection-molded components
- Engineer products from concept through design transfer into volume production
- Evaluate and approve plastic part designs, materials, and manufacturing methods
- Review and assess tool design, mold performance, and mold flow analysis including fill, warp, pressure, and balance
- Act as technical liaison between tooling suppliers, plastic injection molders, Product Development, Manufacturing, and Quality
- Lead and support tool and process development, resolving technical issues in real time
- Work directly with global tooling suppliers and injection molders to deliver robust production molds at competitive cost
- Develop cost models for plastic components, materials, labor, and tooling to ensure product profitability
- Support manufacturing by investigating and resolving quality, process, and performance issues
- Drive design transfer activities, ensuring tooling, process capability, and documentation are production-ready
- Partner with Supply Chain to evaluate supplier capacity, technical capability, and scalability to support growth
- Introduce and evaluate advanced plastic molding technologies to support innovation and continuous improvement
Qualifications:
Required Qualifications
- Bachelor’s Degree in Plastics Engineering, Mechanical Engineering, or Manufacturing Engineering
- 7 years of hands-on experience in plastic injection-molded product development and design
- Strong knowledge of plastic materials, molding processes, and tooling fundamentals
- Proven experience working with mold builders, tooling suppliers, material suppliers, and manufacturing partners
- Proficiency in SolidWorks and Microsoft Office
- Ability to manage multiple development projects in a fast-paced manufacturing environment
- Strong problem-solving, communication, and cross-functional collaboration skills
Preferred Qualifications
- Experience with prototype development and laboratory testing
- Knowledge of wood processing materials and equipment
- Experience in sales-driven or consumer product manufacturing environments