About 1X
We’re an AI and robotics company based in San Carlos, California, on a mission to build a truly abundant society through general-purpose robots capable of performing any kind of work autonomously.
We believe that to truly understand the world and grow in intelligence, humanoid robots must live and learn alongside us. That’s why we’re focused on developing friendly home robots designed to integrate seamlessly into everyday life.
We’re looking for curious, driven, and passionate people who want to help shape the future of robotics and AI. If this mission excites you, we’d be thrilled to hear from you and explore how you might contribute to our journey.
Role Overview
We are seeking a Prototyping Technician – 3D Printing to join our Prototyping Team and support rapid hardware iteration across the company. In this hands-on role, you will operate and maintain a fleet of 3D printers, optimize printing workflows, and collaborate with engineers to enable faster and more reliable prototyping. You’ll also contribute to the design of fixtures, tooling, and prototype assemblies that directly support the development of humanoid robots. This is a full-time, on-site position based in Palo Alto.
Responsibilities
Operate FDM, SLA, and SLS 3D printers, including job setup, parameter adjustments, troubleshooting, and post-processing
Maintain and improve print systems to ensure reliable machine performance and workflow efficiency
Collaborate with engineers to optimize CAD models for printability and part quality
Design and fabricate jigs, fixtures, and tools to support prototyping and validation
Assemble and test prototypes, contributing to functional builds of mechanical systems
Document print parameters, test outcomes, and process improvements for repeatability
Manage lab organization, materials inventory, and part tracking
Identify and implement automation opportunities within the 3D printing workflow
Requirements
Hands-on experience with a range of 3D printing methods (e.g., FDM, SLA)
Proficiency with slicing software such as PrusaSlicer, Cura, or PreForm
Experience with CAD tools such as Fusion 360, SolidWorks, or Onshape
Strong mechanical assembly and troubleshooting skills
Comfortable with post-processing techniques including washing, curing, sanding, or tapping
Bonus: Experience with additional print methods such as SLS or DLP
Bonus: Background in robotics, mechatronics, or building functional mechanical systems
Bonus: Experience designing and iterating on fixtures or test rigs
Benefits & Compensation
Health, dental, and vision insurance
401(k) with company match
Paid time off and holidays
Equal Opportunity Employer
1X is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, ancestry, citizenship, age, marital status, medical condition, genetic information, disability, military or veteran status, or any other characteristic protected under applicable federal, state, or local law.
What We Do
1X is a leader in humanoid robotics, creating humanoid robots for the home as a first step in developing general purpose robots 1X’s mission is to create an abundance of labor through safe, intelligent humanoids that work alongside people.
