Senior Mold Maker - or B Shift

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The Mold Maker is responsible for the build, repair, modification, and ongoing maintenance of high-precision injection molds supporting medical device manufacturing. This role ensures molds are capable, reliable, and production-ready, with a strong focus on tight tolerances, process stability, and long-term mold performance. The Mold Maker works closely with Tool Engineering, CNC departments, and Manufacturing to support new builds, engineering changes, troubleshooting, and preventative maintenance activities.

• Build new injection molds and perform engineering changes, repairs, and refurbishments to existing production molds.
• Troubleshoot complex, tight-tolerance mold issues to restore and sustain stable, repeatable production performance.
• Execute structured preventative maintenance activities, including cleaning, lubrication, polishing, and inspection, to keep molds in optimal operating condition.
• Evaluate mold performance during production runs and trials, identifying opportunities to improve tool capability, reliability, and long-term performance.
• Provide technical input and feedback to Tool Engineering on mold performance, failure modes, and preventative maintenance strategies.
• Communicate mold-related issues clearly, recommending corrective actions and tooling alternatives to support production and quality objectives.
• Support mold trials, startups, and validation activities as required to ensure production readiness.
• Set up and operate toolroom equipment, including manual and CNC mills, grinders, lathes, and related machinery.
• Maintain accurate documentation for mold repairs, modifications, and preventive maintenance activities.
• Work independently while aligning priorities and technical direction with the Toolroom Supervisor.
• Perform all work in accordance with applicable quality system requirements, documentation standards, and cleanroom protocols.

• Strong working knowledge of plastic injection mold design, construction, and function.
• Demonstrated ability to troubleshoot complex mold issues in a production environment.
• Precision machining and grinding capability to tolerances of ±0.0001 inches.
• Proficient in the setup and operation of toolroom equipment, including manual machining tools and CNC mills.
• Mechanical aptitude with excellent problem-solving and troubleshooting skills.
• Ability to conceptualize solutions and apply creativity to tooling challenges.
• Strong attention to detail and commitment to quality and workmanship.
• Ability to work effectively as part of a team while maintaining individual accountability.
• Experience using CAD/CAM software in a mold manufacturing or repair environment (Mastercam preferred).
• Sinker EDM and Wire EDM experience preferred but not required.

• Minimum 10 years’ experience at a journeyman level including exposure to a variety of mold manufacturing and plastic injection molding processes and technologies.

• Ability to stand, bend, and work in a toolroom environment for extended periods.
• Ability to lift up to 30 pounds as required.
• Visual acuity required for precision machining, inspection, and detailed mold work.

• Manufacturing and toolroom environment requiring appropriate PPE.
• Exposure to noise, machinery, and shop conditions typical of a toolroom.
• Interaction with cleanroom manufacturing areas as required.

What we offer

Job Type: Full-time
Pay: $30.00 - $40.00 per hour
Benefits: 401(k) 401(k) matching Dental insurance Employee assistance program Health insurance Health savings account Life insurance Paid time off Tuition reimbursement Vision insurance

Work Location:

In person

Roechling Medical Rochester is an Equal Opportunity Employer. RMR does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of…