Injection Molding Process Engineer
Position summary: The Injection Molding Process Engineer develops and optimizes molding processes to ensure high‑quality production. The role leads process improvements, troubleshoots molding issues, and works closely with Engineering, Production, Quality, and Maintenance. It also includes supervisory duties for molding technicians, supporting training, process adherence, and daily performance.
Qualifications required:
Bachelor’s degree in engineering
4 years’ injection molding experience
Strong knowledge of plastic materials, mold design fundamentals, and processing parameters
Proficiency with root cause analysis and problem‑solving methodologies
Hands-on experience with setup and operation of molding machines, material feed systems, and auxiliary equipment
Strong technical writing skills
Essential duties and responsibilities:
Develops molding processes by studying product/material requirements, researching, designing, modifying, and testing manufacturing methods and materials (i.e., Molds, Equipment and Resins) conferring with material vendors as required
Evaluates manufacturing process by conducting Design of Experiment testing, applying knowledge of product Design, fabrication, assembly, tooling, and materials and soliciting observations from operators
Create Process Sheets and other reference materials
Works with the engineering department to improve production floor efficiency, quality, and customer satisfaction
Work on cost reduction and continuous improvement projects
Work with the quality group on short-term and long-term corrective action solutions
Provide directions and training to Process Technicians for day-to-day activities as well as continuous improvement projects
Supervising molding technicians, supporting training, process adherence, and daily performance
Report any potential food safety, quality of food defense concerns to the plant manager or quality personnel
Maintains professional and technical knowledge by attending educational workshops; reviewing professional publications; establishing personal networks; participating in professional societies
Follow all documented Good Manufacturing Practices and company policies and procedures
Additional Skills and Experience:
Experience with high cavitation, high volume Injection Molding processes
Experience with flexible film packaging, pouch forming, sealing machines
Knowledge of BRC, ISO, SQF
Experience with Lean Manufacturing
Success factors/job competencies:
Reduction in machine setup and processing errors
Reduction in machine setup time
Reduction in material scrap
Increase in production output
Reduction in quality complaints
Physical demands and work environment:
Extensive walking throughout a 300,000 sq ft facility
Standing for extended periods in a manufacturing environment
Lifting of up to 40 lbs.
Regular exposure to manufacturing equipment, noise, and temperature variations
Use of required PPE
Exposure to non–climate‑controlled areas and high noise levels requiring hearing protection