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Relling

Mechatronics Engineer - New Grad

San Francisco
Level
Junior
Work type
On-site · San Francisco

Not stated in the posting: salary, visa.

Open. First seen 22 October 2026.

Apply on the company's site →

About the role

About Relling Systems

Relling Systems (YC S25) builds ready-to-deploy AI robot workcells for US manufacturers. We design and test in San Francisco and put systems to work on factory floors. This role is in person in Potrero Hill, San Francisco.

What you'll do

  • Design, build and test fixtures, end effectors and electromechanical assemblies for robot workcells.
  • Choose sensors and actuators, manage interfaces and check tolerances against real parts.
  • Use test results to improve reliability and document build and service steps.

What we're looking for

  • A hands-on mechanical, electrical or mechatronics project with clear personal ownership.
  • CAD, drawings and basic tolerance reasoning; comfort building and testing your design.
  • Formula SAE, Formula Electric, machine-shop or robotics team experience is useful; equivalent projects count.
Relling's standard text

How to apply

Apply with your resume and a short description of something you built. Project links are optional. Tell us what you owned, what failed and how you tested the fix. Coursework, student teams and personal projects count.

What this role asks for

76% of this description is written for the role. The rest is Relling's standard text, folded away below.

Compared with Relling's other open jobs.

The team: Mechatronics

This role is one of 3 open in Mechatronics. 3 were posted in the last 30 days.

OTHER ROLES ON THIS TEAM

From the team and dates on Relling's own job board.

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