Manufacturing Design Engineer – Plastics & Injection Molding

Job Title: Manufacturing Design Engineer – Plastics & Injection Molding Job Type: Contract/ Full time (Onsite) Job Location: Auburn Hills, MI Role Summary We are seeking a Manufacturing Design Engineer with strong experience in plastics and injection molding to support product design, manufacturing readiness, and compliance requirements. The role involves close collaboration with manufacturing, quality, suppliers, and compliance teams to deliver high-quality, manufacturable plastic components. Key Responsibilities Design and support plastic parts and assemblies optimized for injection molding. Apply DFM/DFA principles to improve manufacturability, quality, and cost. Collaborate with manufacturing, quality, compliance, and suppliers during tooling, validation, and production. Review and support mold design, tool builds, trials, and process improvements. Troubleshoot molding and production issues (warpage, sink, flash, dimensional variation). Ensure designs meet regulatory and quality compliance standards (ISO, FDA, UL, RoHS, REACH, or equivalent). Create and maintain engineering documentation (drawings, BOMs, ECOs). Support PPAP/FAI, validation, RCA, and CAPA activities. Required Qualifications Bachelor’s degree in Mechanical, Manufacturing, or Plastics Engineering (or equivalent). 5+ years of experience in manufacturing or design engineering with plastics and injection molding. Strong understanding of plastic materials, tooling, and molding processes. Experience working in compliance-driven or regulated environments. Proficiency in CAD tools (SolidWorks, Creo, CATIA, or similar). Preferred Qualifications Experience in medical devices, automotive, aerospace, or consumer products. Knowledge of GD&T, tolerance analysis, FMEA, and control plans. Experience working with global suppliers and contract manufacturers.