Prototype Machinist & Fabrication Specialist

The role

You will transform complex designs into high-precision physical hardware using CNC machining and 3D printing. You will also assemble and troubleshoot robotic platforms.

What you will do

• Operate and program 5-axis CNC machines, CNC lathes, and manual mills/lathes
• Oversee daily operation, post-processing, and maintenance of 3D printing technologies
• Design and fabricate custom jigs, fixtures, and specialized tooling
• Interpret engineering drawings, blueprints, and CAD models
• Provide feedback to Mechanical Engineers on Design for Manufacturability
• Perform preventative maintenance on shop machinery and equipment
• Manage inventory for machinist-specific consumables
• Support physical assembly, wiring, and mechanical troubleshooting of robotic vehicles
• Maintain a clean, organized, and OSHA-compliant machine shop environment
• Lead EH&S efforts including PPE compliance and hazardous material management

Required qualifications

• Minimum 7+ years of experience in a high-precision machine shop, R&D lab, or prototype environment
• Mastery of 5-axis CNC programming and operation, CNC lathes, and manual machining equipment
• Proficiency in the use of precision measurement tools such as micrometers, calipers, bore gauges, and CMM
• Hands-on experience managing professional-grade 3D printing platforms
• Strong manual dexterity and hand-eye coordination
• Ability to lift, carry, push, and pull materials and equipment weighing up to 50 pounds on a regular basis
• Capacity to work in physically demanding environments, including standing for extended periods
• High visual acuity to read blueprints, measure accurately, and perform detailed craftsmanship
• Proficiency in CAD/CAM software (Mastercam, HSMWorks, Fusion 360, SolidWorks, or Onshape)
• Willingness to wear and work safely with required Personal Protective Equipment (PPE)

Nice to have

• Advanced fabrication skills such as TIG/MIG welding or sheet metal fabrication
• Experience in the robotics, aerospace, or automotive industry working on autonomous systems
• Proficiency in electronics including reading schematics and performing basic soldering or wire harness fabrication
• Familiarity with Linux or Python for basic robotic system testing and troubleshooting
• Valid U.S. driver’s license

Benefits

• 401(k) plan with employer matching
• 16 weeks of paid parental leave
• Wellness benefits
• Commuter benefits match
• Paid time off
• Paid sick leave
• Medical, dental, and vision benefits
• 11 paid holidays
• Disability and basic life insurance
• Family-forming assistance
• Mental health program

About the company

DoorDash Labs is an independent team within DoorDash working on building autonomous delivery robots and other automation solutions. DoorDash is a technology and logistics company.