Job Description
Job Description
About PSI Molded Plastics:
PSI Molded Plastics (PSIMP) is a leader in plastic injection molding with over 30 years of industry experience. We produce high-quality, high-volume parts for top names in the automotive, appliance, and furniture industries. Our commitment to customer satisfaction, quality, and continuous improvement drives us—and we know our people are key to our success.
At PSIMP, you are part of a team that values respect, development, and creating a workplace people are proud to be part of. We’re growing—and we want you to grow with us.
The Plastic Injection Mold Setter is responsible for setting up, changing over, and optimizing plastic injection molding machines to ensure safe, efficient, and high-quality production. This role works closely with production, quality, and maintenance teams to meet production schedules and quality standards.
Essential Duties and Responsibilities
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Set up and change over injection molds, including installation, alignment, and connection of water, air, and hydraulics
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Start up machines and adjust processing parameters (temperature, pressure, cycle time, clamp force, etc.)
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Troubleshoot molding issues such as short shots, flash, sink marks, warpage, and cosmetic defects
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Verify molds and machines are running according to process sheets and work instructions
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Perform first-piece inspections and support quality approvals
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Monitor machines during production and make necessary adjustments to maintain part quality
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Safely handle molds, tooling, and equipment using cranes, hoists, and forklifts as required
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Perform minor mold and machine maintenance (cleaning, lubrication, part replacement)
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Document setup parameters, changes, and production issues
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Follow all safety, quality, and housekeeping standards
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Support continuous improvement initiatives related to setup reduction, scrap reduction, and efficiency
Qualifications
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High school diploma or GED required; technical training preferred
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2+ years of experience as an Injection Mold Setter or similar role
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Strong understanding of plastic injection molding processes and materials
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Ability to read blueprints, setup sheets, and process documentation
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Basic mechanical and troubleshooting skills
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Familiarity with quality inspection tools (calipers, micrometers, gauges)
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Ability to work independently and as part of a team
Preferred Skills and Experience
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Experience with hot runner systems
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Knowledge of scientific molding principles
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Forklift and overhead crane certification
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Experience with automated molding cells and auxiliary equipment (robots, dryers, chillers, conveyors)
Physical Requirements
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Ability to lift up to 50 lbs with or without assistance
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Ability to stand, walk, bend, and work in a manufacturing environment for extended periods
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Ability to work in hot, noisy, and fast-paced conditions
Work Environment
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Manufacturing/production floor
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PPE required (safety glasses, steel-toe shoes, hearing protection)
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May require overtime, weekends, or shift work