Model Maker CNC Machinist

1X • San Carlos, CA

2d • Onsite

About The Position

1X is building humanoid robots that work in any space humans exist with the mission to create an abundance of labor. The Prototyping team turns designs into physical parts, models, and prototypes that help 1X move quickly from concept to reality. This role will own the machining of complex prototype components from material preparation through programming, setup, machining, and inspection, using multi-axis CNC equipment and CAD/CAM tools to produce accurate, high-quality parts for rapid iteration and product development.

Requirements

• 5+ years of experience setting up, operating, and programming CNC machines.
• Experience with multi-axis CNC machining, including mill-turn equipment.
• Experience programming in a 3D CAD/CAM environment; Esprit experience is preferred.
• Experience machining complex 3D parts and holding tight tolerances.
• Proficiency with hand metrology including calipers, micrometers, and surface plate inspection.
• High school diploma or equivalent combination of education and applicable experience.

Nice To Haves

• Experience with G-code/M-code and machine-level CNC programming.
• Experience machining a wide range of materials.
• Experience operating horizontal and vertical saws, manual mills, and lathes.
• Strong understanding of GD&T and detailed part drawing requirements.
• Experience in a prototype, model-making, industrial design, robotics, or other high-mix development environment.
• Strong organizational skills and ability to manage multiple prototype projects with changing priorities.

Responsibilities

• Own the machining of complex prototype components from material preparation through programming, setup, machining, and inspection.
• Use multi-axis CNC equipment and CAD/CAM tools to produce accurate, high-quality parts that help engineering and design teams rapidly iterate on NEO.
• Program, set up, and operate multi-axis mill-turn CNC equipment to efficiently produce prototype parts and complex geometries.
• Translate 3D CAD/CAM data and detailed part drawings into reliable machining strategies and finished components.
• Consistently hold tight tolerances through appropriate tooling, workholding, machining parameters, and in-process inspection.
• Inspect finished components using hand metrology and identify and resolve dimensional or machining issues before delivery.
• Maintain safe, organized, and production-ready machining operations across projects and equipment.
• Communicate clearly with internal engineering and design customers on project status, timelines, technical constraints, and potential impacts to deliverables.

Benefits

• Comprehensive medical, dental, and vision coverage
• Generous paid time off, company holidays, and parental leave
• 401(k) plan with company match (100% on the first 3% of contributions, 50% on the next 2%)
• Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA) options
• Commuter benefits (transit and parking)
• Short-term and long-term disability, and life insurance
• Employee Assistance Program (EAP) for mental health, financial, and personal support
• Onsite snacks and catered lunches

What This Job Offers

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