Controls Engineer

Relling Inc; San Francisco (CA); On-site; USD 120,000 - 170,000; Full time

Job summary

Relling Inc in San Francisco, CA, is hiring for a full-time, in-person role in Potrero Hill. You will build, test, and debug controls for robotic workcells, collaborating with engineers to resolve motor and hardware-interface issues on real hardware. Strong ownership and solid electrical fundamentals are essential for end-to-end problem solving.

You will document tests, diagnose failures, and validate fixes on real hardware to ensure reliable cell bring-up and deployment in customer environments.

Qualifications

• Experience building and commissioning controls or automation systems.
• Strong electrical and controls fundamentals.
• Practical debugging: measurements, root causes, tests and validation.

Responsibilities

• Build, test and debug controls for robotic workcells.
• Work through motor, sensor and hardware-interface issues with the engineers bringing up each cell.
• Document tests, diagnose failures and validate fixes on real hardware.

Skills

Controls systems

Electrical fundamentals

Debugging

Ownership

Job description

About Relling

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

What you'll do

Build, test and debug controls for robotic workcells. Work through motor, sensor and hardware-interface issues with the engineers bringing up each cell. Document tests, diagnose failures and validate fixes on real hardware.

What we're looking for

Experience building and commissioning controls or automation systems, with clear ownership you can explain end to end. Strong electrical and controls fundamentals and sound engineering judgment. A practical approach to debugging: measurements, root causes, tests and validation.