Precision Mold Maker — Injection Tool & Die Expert

LMT Mercer Group Inc; Lawrenceville (NJ); On-site; USD 41,000 - 62,000; Full time

Job summary

LMT Mercer Group Inc is seeking a skilled Tool and Die Maker with a strong background in injection mold building to join our precision manufacturing team. You will fabricate, repair, and maintain molds used in plastic component production, and interpret technical drawings.

You will operate manual and CNC mills, lathes, grinders, and EDM machines, collaborate with engineers to improve mold designs, perform changeovers and preventive maintenance, and ensure quality and safety standards.

Qualifications

• Minimum of 5 years of experience in tool and die making, with emphasis on injection molding.
• Skilled in using hand-fitting techniques to ensure components’ proper assembly and function.
• Proficient in operating manual and CNC equipment, including mills, lathes, grinders, and Wire/Sinker EDM machines
• Proficient in reading technical drawings and using precision measuring instruments.
• Familiarity with the different injection, cooling, and ejection systems common in injection mold designs.
• Ability to work independently and in a team-oriented environment.
• Experience in TIG and/or precision laser welding is a plus.

Responsibilities

• Build, repair, and maintain injection molds used in plastic part production.
• Read and interpret technical drawings, CAD models, and engineering specifications to fabricate precision tooling.
• Operate manual and CNC equipment including mills, lathes, grinders, and EDM machines.
• Collaborate with engineering teams to improve mold designs and manufacturability.
• Perform changeovers, preventative maintenance, and diagnostics on existing injection molds.
• Ensure all work meets quality standards and adheres to safety protocols.

Skills

Tool and die making

CNC machining

Mold fabrication

Reading drawings

Precision measurement

TIG welding

Tools

Mills

Lathes

Grinders

EDM machines

Job description

LMT Mercer Group Inc is seeking a skilled Tool and Die Maker with a strong background in injection mold building to join our precision manufacturing team. You will fabricate, repair, and maintain molds used in plastic component production, and interpret technical drawings.

You will operate manual and CNC mills, lathes, grinders, and EDM machines, collaborate with engineers to improve mold designs, perform changeovers and preventive maintenance, and ensure quality and safety standards.