Job Description

CNC MACHINIST/PROGRAMMER

Location: Rancho Cucamonga, California 91730

Work schedule: 1st shift

QUALIFICATIONS

• 3+ years of experience in setting up, operating, and programming CNC Machines
• SolidCam, SolidWorks, or MasterCam is preferred

Job Description

The CNC Machinist is responsible for programming, setting up, and operating CNC equipment — including Haas mills, lathes, and CNC Swiss-type machines — to produce precision components according to engineering drawings and specifications. This is a hands-on programming and machining role, requiring the ability to take parts from print to finished product.

PRIMARY DUTIES AND RESPONSIBILITIES

• Independently program, set up, and operate Haas CNC mills, lathes, and CNC Swiss-type lathes.
• Use SolidWorks and SolidCAM to create CNC programs, toolpaths, and machining strategies.
• Input, edit, and optimize G-code/M-code directly at the terminal or machine as needed.
• Select and install tooling, fixtures, and work holding devices.
• Perform first article inspections and verify part dimensions using precision measuring tools (calipers, micrometers, gauges, CMM if applicable).
• Troubleshoot and resolve machining issues related to tooling, speeds/feeds, and part quality.
• Perform routine maintenance on machines and keep work area clean and organized.
• Collaborate with engineers and quality inspectors to improve processes and resolve issues.
• Maintain accurate documentation of setups, programs, and production runs.
• Follow safety protocols and shop procedures.

EDUCATION AND TRAINING

• High School diploma or equivalent (technical/vocational training preferred).
• Must be able to independently program CNC mills, lathes, and Swiss-type machines
• Proficiency in SolidWorks and SolidCAM for part modeling and CNC programming.
• Strong knowledge of CNC programming fundamentals, toolpath strategies, and machine controls (Haas preferred).
• Ability to read and interpret engineering drawings, GD&T, and machining symbols.
• Skilled in the use of precision measuring instruments.
• Strong troubleshooting skills, problem-solving ability, and mechanical aptitude.

EXPERIENCE

• 3-5 years of CNC machining experience in an AS9100 or ISO9001 environment.
• Proficiency in SolidWorks CAD software.

PHYSICAL REQUIREMENTS

• Must be independently mobile while performing job duties.
• Regularly required to interact with a computer and communicate with peers and co-workers.
• Ability to lift and/or move up to 50 pounds and stand for extended periods.
• May require overtime or shift flexibility depending on production demand.
• Comply with U.S. regulations; this position requires candidates to be a U.S. Person or Protected Individual per 8 U.S.C. 1324b(a)(3).

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