CNC Programmer

Role Overview

Repligen is seeking a highly skilled CNC Programmer/Machinist with 5+ years of experience in programming, setting up, and operating 3-, 4-, and 5-axis CNC machines. The role involves overseeing the full machining lifecycle, working with 3D models, and collaborating with Engineering and Shop Supervisor to improve processes.

What You Will Do

Program, set up, and operate CNC machines, develop and optimize tool paths, perform machine setups, run production parts, conduct in-process inspections, and perform secondary operations such as polishing and metal finishing.

Why It Might Be a Fit

The ideal candidate will have strong proficiency in Mastercam, experience with 3-, 4-, and 5-axis CNC machines, and a strong attention to detail, accuracy, and consistency. The role offers opportunities for continuous improvement, collaboration with Engineering and Shop Leadership, and a competitive compensation package.

Requirements

• 5–6 years of CNC programming experience in a precision environment
• Proven expertise in CNC machining and programming in a high-volume setting
• Minimum 5 years of Mastercam programming experience
• Proficiency in CAM software (Mastercam) and CAD software (SolidWorks required, Esprit a plus)
• Strong experience with 3-, 4-, and 5-axis CNC machines
• Experience supporting aerospace OEMs (e.g., Boeing) or Tier 1 suppliers highly preferred
• Ability to read and interpret engineering drawings, blueprints, CAD models, and GD&T
• Strong attention to detail, accuracy, and consistency
• Solid problem-solving skills with a continuous improvement mindset
• Effective communication skills (verbal and written)
• Strong understanding of workplace safety practices and procedures

Benefits

• Paid time off
• Health/dental/vision
• Retirement benefits
• Flexible spending accounts
• Variable cash programs (bonus or commission)
• Equity as part of the compensation package