# Mechanical Engineer

> Raydar · San Francisco, United States · Full-time · Posted 2026-11-11

**Salary:** USD 125,000–170,000

**Workplace:** on_site

## Description

About the company

Our client is a robotics company.

The role

Raydar is recruiting for this role on behalf of our client. Own a mechanical assembly from first concept through analysis, fabrication, assembly and testing on real hardware. Work hands-on across the full build and test cycle, turning test results into improved parts quickly.

What you'll do

\- Take a subassembly and its parts from initial concept through analysis, fabrication, assembly and validation.

\- Carry out supporting engineering analysis, including hand calculations, tolerance stack-ups, material and fastener selection, and basic finite element analysis.

\- Model parts in 3D CAD software and prepare them for machining, sheet metal and welding.

\- Build, assemble and test your own parts on fixtures and on the complete machine.

\- Revise parts quickly based on test results, often within the same week.

\- Collaborate with the wider engineering team on whichever priorities matter most at the time.

## Requirements

What we're looking for

\- A mechanical engineering degree.

\- Experience designing actuated mechanisms, such as linear actuators, motors and drives, that move accurately and repeatably.

\- Strong first-principles judgment, able to catch errors in numbers or direction and back decisions with hand calculations or finite element analysis.

\- A track record of carrying a mechanical system through design, build and test in a quick-paced hardware environment.

\- Experience designing steel and aluminum parts for machining, sheet metal and welding.

\- Able to work on-site in San Francisco five days a week, and six days during crunch periods.

Bonus points

\- Experience with electromechanical mechanisms in robotics, aerospace or automotive settings.

\- Experience integrating load cells or force sensors into a mechanism.

\- Background building complete assemblies in a small group working within tight resource limits.

## Benefits

Compensation and benefits

\- Base salary: USD 125K to 170K per year

\- Equity

\- Relocation assistance

Location and work model

\- San Francisco, CA, United States

\- On-site, five days a week (six days during crunch periods)

\- Full-time

## Apply

[Apply at Raydar](https://apply.workable.com/raydar/j/14490949E3/apply)

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