CNC Machinist Moldmaker MPS Plastics inc. - 2.0 Marlborough, CT Job Details Full-time $25 - $30 an hour 10 hours ago Benefits Paid holidays Health insurance Dental insurance 401(k) Paid time off Vision insurance Life insurance Qualifications Trigonometry Tool & die Bore gauges Tooling design Shop math High school diploma or GED CNC milling machine CNC G-code Programming Milling machines Associate's degree

Full Job Description Job Title:

CNC Machinist / Mold maker Position Overview We are seeking a highly skilled CNC Machinist / Mold maker to join our precision tooling team. In this role, you will be responsible for setting up, programming, and operating 3-axis CNC machining centers to fabricate, modify, and repair complex plastic injection molds This role bridges the gap between high-precision CNC programming and master-level tool room bench work, requiring a deep understanding of tight tolerances and mold design principles. Key Responsibilities

CNC Setup & Operation:

Set up and operate 3-axis CNC mills, lathes and EDMs to machine complex mold components, including cores, cavities, inserts, and slider mechanisms.

Programming & CAD/CAM:

Utilize CAD/CAM (GIBBS CAM) to generate and optimize efficient 2D and 3D CNC tool paths.

Blueprint & Model Review:

Interpret complex engineering drawings, 3D CAD model.

• Mold making & Bench work: Perform precision bench work, hand fitting, polishing, and assembly of mold components. Fit and tune parting lines, slides, and lifters.

Inspection & Quality Control:

Conduct in-process and final inspection of components using micrometers, calipers, height gauges, and bore gauges to maintain tolerances.

Maintenance & Repair:

Diagnose, troubleshoot, and repair production mold issues, engineering changes (ECRs), and revision modifications.

• Required Qualifications & Experience

Experience:

Minimum of 3-5 years of hands-on CNC machining experience specifically focused on injection molds.

Technical Skills:

Strong proficiency in programming 3D surface tool paths for hardened tool steels (e.g., H13, P20, S7) and pre-hardened alloys.

Shop Math:

Advanced knowledge of shop trigonometry and manufacturing mathematics.

Tooling Expertise:

Deep understanding of mold mechanics, gating systems, cooling lines, and ejection systems.

Education:

High School Diploma or equivalent required; completion of a formal Machinist or Tool & Die Apprenticeship or an Associate Degree in Precision Machining is highly preferred.

• Physical Requirements
• Ability to lift up to 50 lbs. independently.
• Ability to stand, bend, and move around a machine shop floor for extended periods.
• What We Offer
• Competitive hourly wage.
• Comprehensive health, dental, and vision insurance.
• 401(k) plan.
• Paid Time Off (PTO) and paid holidays.

Pay:

$25.00 - $30.00 per hour Expected hours: 40.0 per week

Benefits:

401(k) Dental insurance Health insurance Life insurance Paid time off Vision insurance

Experience:

CNC milling machine: 5 years (Required) Shift availability: Day Shift (Preferred)

Work Location:

In person