# Mechanical Engineer at Substrate

- Company: Substrate
- What the company does: Substrate is building America. Backed by General Catalyst.
- Company website: https://substrate.com/
- Type: Startups
- Level: Mid level
- Location: San Francisco
- Work setup: On-site
- Pay: $150K to $275K base salary per year (USD)
- Posted: 2025-10-28
- Apply by: 2026-10-08
- Apply: https://jobs.ashbyhq.com/substrate/ae14afb1-3d48-4d6a-ab43-d75c88925548
- Page: https://www.1752.vc/careers/jobs/substrate-mechanical-engineer/

## About the role

Design and analyze UHV-compatible mechanical systems, components, and assemblies for state-of-the-art production facilities across distributed operational environments Develop nanometer-precision mechatronic systems for high-speed, high-acceleration applications

## What they're looking for

- 6+ years hands-on mechanical engineering experience, 3+ years in precision manufacturing or research environments at technology companies
- Expert-level CAD experience with complex precision assembly design and UHV-compatible components
- Direct experience with finite element analysis (FEA) for stress/strain calculations in high-acceleration mechatronic applications
- Strong background in vacuum technology, UHV system design, and vacuum-compatible materials
- Cross-functional collaboration experience supporting autonomous technical contributors
- Built precision mechanical systems from concept through production in scaling technology environments

Tags: Engineering