Senior Mechanical Engineer (Injection-Molded Plastics)

Location: East Providence, Rhode Island, USA

Company

hirify.global EFD designs and manufactures fluid dispensing systems and single-use fluid packaging for advanced manufacturing and medical fluid handling.

What you will do

• Lead development of high-volume injection-molded plastic consumables from concept through tooling release, validation, ramp-up, and production launch.
• Coordinate technical design activities with manufacturing, quality, supply chain, and external molding and tooling suppliers.
• Own DFMEA, PFMEA, risk mitigation, design verification, and validation activities.
• Optimize part designs for manufacturability, cost, yield, cycle time, material compatibility, and long-term reliability.
• Create SolidWorks CAD models and detailed drawings with GD&T, tolerances, and manufacturing specifications.
• Support existing products through quality escalations, root-cause analysis, cost reduction, supply chain changes, and electro-mechanical subsystem integration.

Requirements

• 8+ years of mechanical product development experience, especially with injection-molded plastic components and consumable products.
• Experience leading molded-part designs through tooling, validation, ramp-up, and the full product lifecycle.
• Strong knowledge of plastic part design, polymer selection, mold tooling, gate and flow considerations, shrinkage, warpage, and cosmetic requirements.
• Hands-on proficiency with SolidWorks, 2D engineering drawings, GD&T, tolerance analysis, FEA, and simulation-result interpretation.
• Experience with DFMEA, PFMEA, ECOs, DOE, structured problem-solving, root-cause analysis, and engineering documentation.
• Bachelor’s degree in Mechanical Engineering and strong cross-functional communication skills.

Culture & Benefits

• Work in a collaborative environment where ideas and contributions are valued.
• Join a diverse and inclusive workplace.
• Receive support for skill development and career advancement.
• Work in a growing and dynamic engineering environment.