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PSI Molded Plastics

14 open roles

Plastics Injection Molding Process Tech 3rd shift

$48k to $62k

Wolfeboro, NH, USFull-timePosted Oct 7, 2026

Against the United States typical range

Job description

Summary/Objective: Sets and adjusts machine controls according to established process standards. Ensures efficiency levels and cycle times are sustained throughout the production run. May adjust and document any changes as needed to ensure product conformity & quality standards are upheld.

Duties and Responsibilities

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Assist in the setup and maintenance of the production of injection molding machines, tooling, and processes as needed. Enhances the technical development of the processes. Assists in preventative maintenance and or repair of machines, injection molding screw assemblies, molds, and other auxiliary equipment. Collaborates with engineering to enhance and debug processes, tooling, and new products.

Assists in mold verification, mold changes, and job set-ups. Drives process improvements including set-up time reduction, scrap reduction, and increased throughputs. Regularly performs process troubleshooting on injection molding machines and auxiliary equipment. Verifies operations on the production floor are compliant with production schedule demands.

Reviews set-up sheet & process parameters to ensure quality standards are upheld. May diagnose and correct problems during setup and throughout the production run. Consistently monitors performance of molds, machinery & auxiliary equipment. Authorizes full production once setup is complete and first piece approvals are validated.

Executes process control checks to ensure the molding method is compliant to standards. Prepares Equipment Repair work orders and drives initiatives to improve mold performance. Assumes the responsibilities of the Shift Lead/Manager in their absence. May assist with material handling and mold setting when necessary. Not responsible for removing stuck parts from the molds unless approved by the Production Manager and or Process Engineer.

The toolroom is primarily responsible for removing stuck parts to ensure the mold is not damaged. Runs the machine to accept the process. If the mold is run outside of the process, the Shift Lead/Manager must sign off on the change, and a written notification given to the process engineers to validate the change. All parts must be put on QA hold until engineering approves the change.

Performs other duties as assigned.

Qualifications

Education and experience

required for the role. Associate degree or equivalent from a two-year College or technical school. Minimum 5 years’ experience within the plastics industry. 3+ years of processing experience in injection molding. Must be punctual and dependable. Strong attention to detail and accuracy. Strong written and verbal communication skills.

Ability to work independently. Strong analytical and problem-solving skills. Flexible, innovative in a fast-paced and growth-oriented environment.

Description copied from PSI Molded Plastics's careers page. Read the full posting before you apply.

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