Precision Mold Technician - Injection Molds

Heico Companies LLC; United States; On-site; USD 55,000 - 75,000; Full time

Job summary

Kleiss High Precision, a member of The Heico Companies, is seeking a maintenance technician to perform preventive maintenance, cleaning, inspection, and basic repair of precision injection molds in our Grantsburg, Wisconsin facility. You will support mold operation and availability, assist experienced toolmakers, and maintain service records while ensuring readiness for production.

Prior mold maintenance or toolroom experience is preferred but not required; strong mechanical aptitude and

Qualifications

• Strong mechanical aptitude and hands-on equipment repair experience.
• Comfort using hand tools, basic shop equipment, and measuring instruments.
• Ability to follow technical instructions and work carefully with precision components.
• Reliability, attention to detail, and interest in developing specialized skills.
• Prior injection mold maintenance or toolroom experience preferred but not required.

Responsibilities

• Disassemble, clean, inspect, lubricate, and reassemble injection molds.
• Inspect cavities, cores, slides, ejector systems, and related mold components for wear.
• Perform basic adjustments, replacements, and repairs within capabilities.
• Identify issues requiring advanced repair or engineering evaluation and communicate findings.
• Assist toolmakers with troubleshooting and preventive maintenance improvements.
• Maintain mold service records and keep area organized and safe.
• Support timely mold readiness for scheduled production.

Skills

Mechanical aptitude

Hands-on repair

Attention to detail

Reliability

Tools

Calipers

Micrometers

Shop hand tools

Job description

Kleiss High Precision, a member of The Heico Companies, is seeking a maintenance technician to perform preventive maintenance, cleaning, inspection, and basic repair of precision injection molds in our Grantsburg, Wisconsin facility. You will support mold operation and availability, assist experienced toolmakers, and maintain service records while ensuring readiness for production.

Prior mold maintenance or toolroom experience is preferred but not required; strong mechanical aptitude and