Senior CNC Programmer - Injection Mold Tooling

LMT Mercer Group Inc; Lawrenceville (NJ); On-site; USD 85,000 - 100,000; Full time

Job summary

LMT Mercer Group Inc in Lawrenceville, NJ is seeking a skilled CNC Programmer to join our precision manufacturing team. The role focuses on programming CNC machines for components used in injection mold tooling, reading drawings, CAD/CAM models, and optimizing machining strategies for accuracy and efficiency.

The ideal candidate has 5+ years of CNC programming experience, Mastercam proficiency (Mazatrol a plus), and strong problem-solving and teamwork skills.

Qualifications

• Minimum of 5 years CNC programming experience, preferably in mold making.
• Proficient in Mastercam; Mazatrol is a plus.
• Strong understanding of machining principles, tooling and mold materials.
• Proficient in reading technical drawings and 3D models.
• Electrode design experience with Sinker EDM is a plus.
• Strong organizational skills and ability to balance urgent jobs with shop efficiency.
• Ability to work independently and in a team.

Responsibilities

• Program CNC tool paths for mills, lathes, and EDMs to produce mold tooling components.
• Read and interpret drawings, CAD models and specs to fabricate tooling.
• Optimize machining strategies for efficiency, finish, and accuracy.
• Set up and prove out CNC programs on the shop floor and adjust as needed.
• Collaborate with engineering to improve mold designs and manufacturability.
• Ensure quality standards and safety compliance.

Skills

CNC programming

Teamwork

Independent work

Attention to detail

Tools

Mastercam

Mazatrol

Job description

LMT Mercer Group Inc in Lawrenceville, NJ is seeking a skilled CNC Programmer to join our precision manufacturing team. The role focuses on programming CNC machines for components used in injection mold tooling, reading drawings, CAD/CAM models, and optimizing machining strategies for accuracy and efficiency.

The ideal candidate has 5+ years of CNC programming experience, Mastercam proficiency (Mazatrol a plus), and strong problem-solving and teamwork skills.