Location
Irvine, CA, United States
Posted
July 11, 2026
Job Description
**Mastercam CNC Programmer**
**Job Description**
This full-time, on-site role focuses on creating and optimizing CNC programs, performing first-piece setups, and supporting both milling and mill turn operations in a precision machine shop environment. You will work extensively with Mastercam for 4- and 5-axis milling and mill turn lathes, ensuring accurate setups, smooth workflow, and high-quality output across a diverse mix of defense and aerospace components. Success in this role requires strong technical expertise, hands-on machining experience, and the ability to collaborate effectively with operators, engineering, inspection, and assembly teams.
**Responsibilities**
+ Review technical drawings, 3D models, and specifications to assess manufacturability and define optimal machining strategies.
+ Program CNC machines using Mastercam, with a primary focus on 4- and 5-axis milling and mill turn lathes.
+ Perform machine setups and complete firs...
**Job Description**
This full-time, on-site role focuses on creating and optimizing CNC programs, performing first-piece setups, and supporting both milling and mill turn operations in a precision machine shop environment. You will work extensively with Mastercam for 4- and 5-axis milling and mill turn lathes, ensuring accurate setups, smooth workflow, and high-quality output across a diverse mix of defense and aerospace components. Success in this role requires strong technical expertise, hands-on machining experience, and the ability to collaborate effectively with operators, engineering, inspection, and assembly teams.
**Responsibilities**
+ Review technical drawings, 3D models, and specifications to assess manufacturability and define optimal machining strategies.
+ Program CNC machines using Mastercam, with a primary focus on 4- and 5-axis milling and mill turn lathes.
+ Perform machine setups and complete firs...