Senior Process Engineer - Plastics Manufacturing - Seymour, CT

We are seeking a Senior Process Engineer to develop, optimize, and validate injection molding processes while driving improvements in quality, efficiency, and throughput. This role will serve as a technical leader within the organization, supporting new product launches, process validation activities, troubleshooting efforts, and continuous improvement initiatives.

Client Details

Our client is an employee-owned manufacturing organization with a longstanding reputation for technical excellence and innovation. They partner with industry-leading customers on highly engineered products while offering employees a collaborative environment where they can directly influence company success.

Description

• Develop and optimize injection molding processes for both new and existing tooling using scientific molding principles
• Lead mold sampling, process development, validation activities, and production launches
• Troubleshoot molding processes, tooling, materials, automation systems, and manufacturing equipment
• Conduct DOE studies, process validations, capability studies, and data analysis to improve operational performance
• Partner with Quality, Operations, Tooling, and Engineering teams to improve quality, cycle times, scrap rates, and overall efficiency
• Mentor Process Technicians and Operations personnel while supporting continuous improvement initiatives across the facility

Profile

A successful Senior Process Engineer should have:

• Bachelor's Degree in Engineering, Plastics, Manufacturing, Mechanical, Industrial, or a related field
• 5-8+ years of plastics manufacturing experience with strong injection molding expertise
• Experience developing, documenting, optimizing, and troubleshooting injection molding processes
• Strong knowledge of scientific molding, process validation, mold sampling, tooling, resins, and process controls
• Experience with Lean Manufacturing, Six Sigma, DOE, SPC, PFMEA, and root cause analysis methodologies
• Experience working within regulated manufacturing environments such as medical device, defense, or other quality-driven industries

Job Offer

• Competitive salary ranging from $120,000 to $135,000 annually.
• Employee-owned company where employees share in long-term success
• Exposure to advanced molding technologies and complex manufacturing programs
• Opportunity to work with leading OEM customers across medical, defense, and safety industries
• Highly visible technical leadership role with strong influence on operations and process improvements

Interested? Apply today.

MPI does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, marital status, or based on an individual's status in any group or class protected by applicable federal, state or local law. MPI encourages applications from minorities, women, the disabled, protected veterans and all other qualified applicants.