Job Details

Supplier Development Engineer, Motors & Magnets

Supplier Development Engineer, Motors & Magnets | Supply Chain
Location: Hayward, CA (on-site)

About 1X
We're an AI and robotics company based in Palo Alto, 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 Supplier Development Engineer to drive supplier readiness and quality for motor and magnetic systems used in our advanced humanoid robots. You will work across engineering and sourcing teams to ensure critical actuation components meet the highest standards for performance, reliability, and scalability.

Responsibilities

Partner with engineering and sourcing teams to select suppliers based on capabilities in motor and magnetic component manufacturing

Evaluate suppliers' motor winding, rotor/stator assembly, and magnet bonding processes

Ensure consistency in torque-speed characteristics, thermal performance, and EMI compliance

Support rotor balancing, bearing preload setups, and encoder integration

Lead the supplier industrialization process from design through production ramp-up

Support suppliers with tooling, equipment, and process qualifications

Assess supplier readiness for vehicle builds and manage production risk

Drive the APQP process and support PPAP through the start of production

Train suppliers on 1X's quality systems and review part quality documentation

Lead root cause and corrective action efforts for supplier quality issues

Monitor and report supplier quality metrics to ensure ongoing improvement

Apply lean and quality tools to drive continuous improvement across the supply base

Travel up to 40%, domestically and internationally, sometimes on short notice

Requirements

Bachelor's degree in Mechanical, Industrial, or a related engineering field

6+ years of experience in quality, supplier quality, or manufacturing—ideally in automotive, aerospace, or medical devices

Hands-on experience launching new products and improving quality systems

Skilled in problem-solving methods like Six Sigma, 8D, and root cause analysis

Proficiency with quality tools such as FMEAs, control plans, SPC, MSA, and capability studies

Understanding of manufacturing processes related to electronics, batteries, and precision sensors

Strong experience with supplier audits, APQP, PPAP, and production ramp-ups

Ability to read engineering drawings and use GD&T; knowledge of ISO 9000 and IATF 16949 quality systems

Certifications like CQE, Six Sigma Green Belt, or Quality Auditor are a plus

Experience with tooling and fixture validation is a plus

Proficiency in Microsoft Office; Google Workspace experience is a plus

Benefits & Compensation

Salary Range: $133,000 – $195,000

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.