Senior CNC Programmer - Mastercam Multi-Axis Specialist

Socket.dev; Fairfield (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Socket.dev in Fairfield, CA is seeking a Senior CNC Programmer III to develop, optimize, and maintain CNC programs for 3-, 4-, and 5-axis machines, including DMG pallet-changing centers. The role requires Mastercam proficiency and strong GD&T interpretation.

You will collaborate with engineering, production, and quality teams to improve cycle times, tooling, and process reliability while ensuring safety and compliance with standards.

Qualifications

• Associate degree or equivalent experience preferred.
• Minimum 8 years of CNC programming experience in a precision manufacturing environment.
• Advanced proficiency using Mastercam CAD/CAM software.
• Experience programming multi-axis CNC machining centers (3-, 4-, 5-axis).
• Experience programming DMG pallet-changing horizontal centers preferred.
• SolidWorks, Catia or Creo experience preferred.
• Strong understanding of machining principles, tooling, and GD&T.
• Ability to read and interpret engineering drawings and CAD models.
• Experience with precision measurement equipment and quality inspection.
• Familiarity with Lean Manufacturing and continuous improvement methods.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and teamwork skills.

Responsibilities

• Create, modify, and optimize CNC programs using Mastercam.
• Program complex components for 3-, 4-, and 5-axis machining centers including DMG pallet-changing centers.
• Interpret drawings, GD&T, CAD models, and manufacturing specs.
• Develop machining strategies to maximize productivity while maintaining quality and tool life.
• Select tools, fixtures, feeds, and speeds for optimal cycles.
• Simulate and verify toolpaths to prevent collisions before release.
• Support first article production, prove-out, and process validation.
• Troubleshoot machining issues and revise programs to improve cycle time and quality.
• Collaborate with Manufacturing Engineers and machinists for continuous improvement.
• Maintain organized program documentation, revision control, and tooling lists.
• Support Lean manufacturing and reduce setup time, scrap, and costs.
• Ensure compliance with safety and quality standards.

Skills

Mastercam Programming

Multi-Axis CNC Machining

Process Development

Toolpath Optimization

Manufacturing Engineering Support

GD&T Interpretation

Continuous Improvement

Root Cause Analysis

Precision Machining

Problem Solving

Collaboration

Quality Focus

Education

Associate degree in Manufacturing Technology, Machining Technology, Engineering Technology, or equivalent experience preferred

Tools

SolidWorks

Catia

Creo

Job description

Socket.dev in Fairfield, CA is seeking a Senior CNC Programmer III to develop, optimize, and maintain CNC programs for 3-, 4-, and 5-axis machines, including DMG pallet-changing centers. The role requires Mastercam proficiency and strong GD&T interpretation.

You will collaborate with engineering, production, and quality teams to improve cycle times, tooling, and process reliability while ensuring safety and compliance with standards.