Hands-On Process Engineer – Plastic Packaging Molding

Pretium Packaging, L.L.C.; St. Louis (MO); On-site; USD 90,000 - 130,000; Full time

Job summary

Pretium Packaging, L.L.C. in St. Louis, Missouri, is seeking a hands-on Process Engineer.

You will collaborate with plant leadership and cross-functional teams to maintain molding line flow, analyze defects, and drive quality improvements across injection-blow molding processes. The role requires a Bachelor’s/Associate’s degree in mechanical/plastics engineering or related field, hands-on experience with reheat blow and related machinery, and willingness to travel regionally.

Qualifications

• Bachelor’s or associate’s degree in mechanical/plastics engineering or related field.
• Reheat blow process and automation experience.
• Experience with Aoki (ISBM/IBM/IM), Uniloy (IBM), and Zhongya (IM).
• Root cause analysis and troubleshooting experience.
• Experience with setting oven profiles.
• Infeed and outfeed conveyor experience.
• Lean Manufacturing training or experience.

Responsibilities

• Start up and commission molding equipment, ensure proper operation and safety compliance.
• Troubleshoot and analyze systems, identify defects, and implement solutions.
• Define internal quality control plans and inspection frequencies.
• Assist production with new project setups, tool changes, and program adjustments.
• Monitor changeovers for schedule adherence and quality.
• Review daily check sheets to identify operating problems and corrective actions.
• Coordinate production schedules for maximum efficiency and productivity.
• Investigate and resolve product quality problems as required.

Skills

Reheat blow process

Root cause analysis

Troubleshooting

Lean Manufacturing

Education

Bachelor’s or Associate’s degree in mechanical/plastics engineering

Tools

Aoki ISBM/IBM/IM

Uniloy IBM

Zhongya IM

Job description

Pretium Packaging, L.L.C. in St. Louis, Missouri, is seeking a hands-on Process Engineer.

You will collaborate with plant leadership and cross-functional teams to maintain molding line flow, analyze defects, and drive quality improvements across injection-blow molding processes. The role requires a Bachelor’s/Associate’s degree in mechanical/plastics engineering or related field, hands-on experience with reheat blow and related machinery, and willingness to travel regionally.