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Blow Molding Process Engineer

ZipRecruiter, North Sioux City

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Job DescriptionJob DescriptionBlow Molding Process Engineer Position Overview: n

The Blow Molding Process Engineer is responsible for developing, optimizing, and troubleshooting blow molding processes to ensure efficient production, high-quality output, and minimal downtime. This role involves working with equipment suppliers, tooling manufacturers, manufacturing teams, maintenance personnel, and engineering to sustain equipment and overall Blow Mold process reliability.

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Blow Molding Process Engineer Key Responsibilities:

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1. Process Development & Optimization:

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  • Develop and or refine individual tank programs and processing parameters to achieve and sustain quality specifications and planned efficiencies.
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  • Monitor and influence key process indicators (KPIs) such as cycle time, scrap rate, and part weight variation.
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2. Troubleshooting & Problem-Solving:

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  • Identify and resolve process-related issues such as excessive flash, warping, voids, and thickness variations.
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  • Work closely with maintenance teams to ensure proper machine calibration and mold maintenance.
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3. Equipment & Tooling Management:

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  • Support the selection, installation, and commissioning of new blow molding machines, tooling, and auxiliary equipment.
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  • Ensure proper mold setup, changeover procedures, and preventive maintenance schedules.
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  • Collaborate with suppliers to test and validate new resins, additives, and tooling designs.
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4. Quality Assurance & Compliance:

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  • Ensure all molded parts meet dimensional, strength, and aesthetic specifications per print and article inspection criteria
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  • Develop and maintain Standard Operating Procedures (SOPs) for blow molding operations
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Blow Molding Process Engineer Qualifications & Skills:

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  • Education: Bachelor’s degree in Plastics Engineering, Mechanical Engineering, Industrial Engineering, or a related field (or equivalent experience).
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  • Experience: 3–5+ years in blow molding (extrusion, injection stretch, or injection blow molding).
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  • Technical Skills:n
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    • Knowledge of blow molding machines (Bekum, Kautex, Sidel, Uniloy, etc.).
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    • Familiarity with resins (HDPE, PET, PP, PVC) and their processing characteristics.
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    • Strong understanding of PLC-based machine controls, hydraulics, and pneumatics.
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  • Problem-Solving & Leadership:n
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    • Experience with root cause analysis (5 Whys, Fishbone Diagram, etc.).
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    • Ability to lead process improvement projects and collaborate across departments.
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Blow Molding Process Engineer Work Environment & Physical Requirements:

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  • Work in a manufacturing environment with exposure to high-temperature machinery, noise, and industrial equipment.
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  • Ability to lift 50 lbs and perform hands-on troubleshooting when necessary.
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  • May require on-call support for urgent production issues.
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Blow Molding Process Engineer Compensation & Benefits:

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  • Competitive salary (based on experience).
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  • Health, dental, and vision insurance.
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  • Company-paid life Insurance, STD, and LTD
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  • 401(k) matching
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  • 9 Paid Holidays
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  • PTO
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