Precision Injection Mold Repair Technician

J&O Plastics Inc.; Rittman (OH); On-site; USD 42,000 - 62,000; Full time

Job summary

J&O Plastics Inc. in Ohio is seeking a hands-on Plastic Injection Mold Repair Technician/Mold Maker.

The role focuses on repair and maintenance of plastic injection molds, with emphasis on grinding, polishing, and precision fitting under the Tooling Manager. Requirements include a high school diploma and at least three years of mold tooling experience, plus strong mechanical aptitude and the ability to document repair activities while maintaining safety and quality.

Qualifications

• High school diploma or equivalent.
• Three years of mold tooling experience.
• Strong mechanical aptitude.
• Ability to document repair activities.

Responsibilities

• Polish molds to a high-grade surface finish.
• Mold assembly and parts fitting.
• Troubleshoot and repair hot runner systems.
• General machine work: Lathe and surface grinder.
• Welding as needed (TIG/MIG/laser).
• General maintenance and repairs of plastic injection molds.

Skills

Strong mechanical aptitude

Hand tool proficiency

Documentation of repair activities

Education

High school diploma or equivalent

Tools

Lathe

Surface grinder

Tig welding

Mig welding

Laser welding

Job description

J&O Plastics Inc. in Ohio is seeking a hands-on Plastic Injection Mold Repair Technician/Mold Maker.

The role focuses on repair and maintenance of plastic injection molds, with emphasis on grinding, polishing, and precision fitting under the Tooling Manager. Requirements include a high school diploma and at least three years of mold tooling experience, plus strong mechanical aptitude and the ability to document repair activities while maintaining safety and quality.