Lead Master Machinist & CNC Programmer (3–5 Axis)

Jobtome; Yuma (AZ); On-site; USD 90,000 - 120,000; Full time

Job summary

Precision Aero Fab, Inc. in Yuma, AZ is seeking a Senior Master Machinist/Programmer to lead and elevate the machine shop during growth in aerospace, defense, and commercial manufacturing.

This hands-on leadership role combines technical execution with shop leadership to drive efficiency, accuracy, and on-time delivery. You will set up and program CNC mills and lathes, manage tooling and resources, mentor machinists, and collaborate with engineering and quality teams.

Qualifications

• 7+ years of CNC machining experience.
• 3+ years in a supervisory or shop leadership role.
• Advanced Mastercam programming experience.
• Experience with CNC mills and lathes (3–5 axis preferred).
• Strong understanding of GD&T and blueprint interpretation.
• Deep knowledge of tooling selection and cutting parameters.
• Ability to hold tight tolerances and maintain quality standards.
• Strong leadership, communication, and organizational skills.

Responsibilities

• Set up, operate, and troubleshoot CNC mills and lathes.
• Create, edit, and optimize CNC programs using Mastercam.
• Program complex parts including multi-axis geometries (3–5 axis preferred).
• Interpret technical drawings and GD&T to ensure part accuracy.
• Perform first-article and in-process inspection.
• Use precision measuring tools including micrometers, calipers, and CMM equipment.
• Oversee daily shop workflow, scheduling, and job prioritization.
• Supervise, train, and mentor machinists and apprentices.
• Manage tooling, materials, and production resources.
• Coordinate with engineering, production, and quality teams.
• Identify process improvements to reduce cost and improve throughput.
• Prepare job quotes and track shop performance metrics.
• Ensure OSHA compliance and maintain a safe working environment.
• Maintain organized documentation for programs, setups, and production records.

Skills

Leadership

Communication

Problem solving

Quality-focused

Tools

Mastercam

CNC Mills

CNC Lathes

Multi-Axis Machining

Job description

Precision Aero Fab, Inc. in Yuma, AZ is seeking a Senior Master Machinist/Programmer to lead and elevate the machine shop during growth in aerospace, defense, and commercial manufacturing.

This hands-on leadership role combines technical execution with shop leadership to drive efficiency, accuracy, and on-time delivery. You will set up and program CNC mills and lathes, manage tooling and resources, mentor machinists, and collaborate with engineering and quality teams.