Injection Molding Tooling Repair Technician - Contract to hire
Location: Humble, TX
Schedule: Monday–Friday, 7:00 AM–4:30 PM
Position On-Site
Why Join This Team?
This is an opportunity to join an established, global plastics manufacturer with more than 50 years in the industry and a major U.S. manufacturing operation right here in Humble, TX. The company designs and manufactures injection-molded consumer products used in homes every day, including home and kitchen products, storage and organization solutions, garden products, pet products, and children's outdoor products. If you enjoy hands-on mold repair and want to work somewhere your skills have a direct impact on production, this is a great opportunity. You won't be sitting behind a desk. You'll be working directly with injection molds, diagnosing problems, making repairs, completing preventive maintenance, and helping keep a high-volume manufacturing operation running efficiently.
What makes this opportunity stand out:
- Full-time, on-site position in Humble, TX
- Hands-on role where your tooling expertise directly impacts production
- Work with injection molds, hot runner systems, cavities, cores, slides, lifters, ejector systems, cooling circuits, and other tooling components
- Opportunity to troubleshoot problems instead of simply performing routine maintenance
- Work closely with Process, Maintenance, Engineering, Quality, and Production teams
- Join an established manufacturer with U.S.-based injection molding operations and a long history in plastics manufacturing
- Competitive hourly rate, 1st shift!
The Job
The Injection Molding Tooling Repair Technician is responsible for keeping plastic injection molds safe, reliable, and ready for production. You'll handle everything from scheduled preventive maintenance and mold tear-downs to troubleshooting, repairs, spotting, polishing, fitting, and emergency tooling issues.
The goal is straightforward: keep molds running properly, reduce downtime, solve recurring tooling problems, and help production consistently manufacture quality parts.
Primary Responsibilities
Injection Mold Maintenance & Repair
- Perform scheduled preventive maintenance on plastic injection molds.
- Tear down, clean, inspect, repair, and rebuild molds for production use.
- Diagnose tooling issues contributing to downtime, defects, or inconsistent part quality.
- Repair, replace, adjust, or restore worn and damaged mold components.
- Inspect cavities, cores, inserts, slides, lifters, ejector systems, leader pins, bushings, and related tooling components.
- Troubleshoot and service hot runner systems, heaters, thermocouples, and associated components.
- Inspect cooling circuits, water lines, fittings, seals, and O-rings for leaks, restrictions, or damage.
- Perform mold spotting, fitting, polishing, welding, and other bench repair work.
- Spot in molds and verify proper fit and alignment.
- Confirm proper movement and function of mold components before returning tooling to production.
- Respond to urgent tooling breakdowns and assist with repairs needed to restore production quickly.
- Identify repeat mold failures and help develop permanent corrective solutions.
Toolroom & Technical Support
- Read and interpret mold drawings, prints, specifications, and technical documentation.
- Use precision measuring instruments including micrometers, calipers, indicators, and height gauges.
- Operate approved toolroom equipment such as grinders, drill presses, polishing equipment, and related machinery.
- Evaluate mold wear and damage to determine the appropriate repair approach.
- Support mold modifications, tooling improvements, and engineering changes.
- Participate in new mold trials, troubleshooting, and tooling validation.
- Work with Process Technicians to identify tooling-related production and quality issues.
- Assist with root-cause investigations involving mold performance and recurring failures.
Preventive Maintenance & Documentation
- Complete scheduled mold PM activities accurately and on time.
- Document mold repairs, replacement components, tooling conditions, and corrective actions.
- Maintain accurate maintenance and repair histories.
- Communicate unresolved mold conditions and major repair needs to supervision.
- Identify critical spare components needed to reduce extended downtime.
- Help maintain an organized inventory of frequently used mold repair components.
What We're Looking For
- Previous hands-on experience with injection mold repair, mold maintenance, toolmaking, or a closely related technical field
- Strong mechanical troubleshooting and problem-solving skills
- Ability to disassemble, inspect, repair, and reassemble injection molds
- Experience using hand tools and precision measuring instruments
- Ability to read technical drawings and dimensional specifications
- Strong attention to detail and quality
- Ability to independently diagnose tooling problems while working effectively with a larger manufacturing team
- Ability to respond quickly when tooling problems impact production
Preferred Experience
- 3+ years of injection mold maintenance or tooling repair experience
- Multi-cavity injection molds
- Hydraulic and mechanical mold components
- Mold polishing, fitting, and spotting
- Mold/tooling welding
- Basic machining and toolroom equipment
- Preventive maintenance or CMMS systems