What are the responsibilities and job description for the Doosan CNC Operator position at ExpressPros - Santa Ana, CA?
About the Role:
We’re seeking a skilledCNC Operator to join our precision-driven team. In this role, you’ll handle the daily operation of CNC machines, focusing on low-run production with fast turnaround times. You’ll play a hands-on role in every step — from setup to inspection — ensuring every part meets our exacting quality standards.
Key Responsibilities:
Operate and maintain CNC mills and lathes (primarily Doosan and Fadal with Fanuc controls)
Set up tooling, manage offsets, and apply cutter compensation to ensure dimensional accuracy
Read and interpret blueprints, engineering drawings, and production work orders
Perform first article and in-process inspections using calipers, micrometers, and other precision measuring tools
Multitask effectively — operating multiple machines, deburring parts, and sawing materials as needed
Maintain a clean, safe, and organized work area in compliance with all health and safety protocols
Collaborate with team members and supervisors to ensure efficient production flow and high-quality output
Qualifications:
2 years of experience in CNC machining or a similar manufacturing environment
Hands-on experience operating mills and lathes; Doosan and Fadal machine experience preferred
Strong knowledge of G and M codes and Fanuc controls
Proficiency in shop math and a solid understanding of machining principles
Ability to perform precise measurements and quality checks independently
Strong attention to detail, mechanical aptitude, and commitment to continuous improvement
You’ll Also Work With:
Automatic band saws for material preparation
Manual mills and lathes (when applicable)
A range of general shop tools and inspection equipment
Why Join Us:
Steady, full-time hours with overtime opportunities
Supportive and safety-conscious environment
Work with a small, dedicated team that values craftsmanship and precision
You should be proficient in:
- GD&T
- CNC Tooling
- Troubleshooting Skills
- G-Code
- M-Code
- Manual Machining Skills
Machines & technologies you'll use:
- CNC Mill (3-4 axis VMC) (Fanuc, Doosan)
- CNC Mill (5 axis VMC) (Fanuc, Haas)