CNC Machinist-Mill Turn

Apple • Sunnyvale, CA

1d

About The Position

The Product Realization Lab (PRL) is seeking a seasoned CNC prototype machinist to transform digital designs into physical objects. PRL creates high-quality models, prototypes, and manufacturing and design solutions, using advanced CNC capabilities and a commitment to quality, service, sustainability, and customer satisfaction.

The Senior CNC prototype machinist prepares materials, programs tool paths, sets up and operates multi-axis mill-turn CNC machines, and performs spot checks on finished components. The role leads process development for technically demanding parts and mentors other machinists while maintaining strict quality and safety standards. The machinist works independently and collaborates across the team, exercising judgment and initiative on projects. Clear communication with internal customers and engineering partners is essential, including updates on project status, timelines, and technical considerations that may affect deliverables.

Requirements

• 7+ years of experience setting up, operating, and programming CNC machines.
• Experience programming in a 3D CAD/CAM environment; Esprit is preferred.
• Experience holding close tolerances and validating dimensions using hand metrology, including calipers, micrometers, and surface plate inspection.
• Ability to program complex 3D parts, including general geometries and free-form shapes.
• Demonstrated ability to mentor or informally lead other machinists.
• Excellent problem-solving, troubleshooting, and interpersonal skills.
• High school diploma or equivalent applicable experience.

Nice To Haves

• Multi-axis mill-turn operation and programming experience.
• Knowledge of machine code (G-code/M-code).
• Experience working with a wide range of materials.
• Experience using horizontal and vertical saws, manual mills, and lathes.
• Ability to read, interpret, and apply detailed part drawing requirements.
• Understanding of Geometric Dimensioning and Tolerancing (GD&T).
• Track record driving process or quality improvement initiatives.
• Self-motivated with strong organizational skills.

Responsibilities

• Prepare materials for CNC machining.
• Program tool paths.
• Set up and operate multi-axis mill-turn CNC machines.
• Conduct spot checks on finished components.
• Lead process development for technically demanding parts.
• Mentor other machinists.
• Maintain strict quality and safety standards.
• Work independently and lead collaborative efforts across the team.
• Communicate project status, timelines, and relevant technical considerations to internal customers and engineering partners.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: High school or GED