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Senior Thermal Systems Design Engineer

Astro Mechanica · San Francisco · On-site

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About Astro Mechanica

We're reinventing aircraft from the engine forward. Backed by Y Combinator and a16z.

About the role

Generate CAD models, detailed engineering drawings, and apply appropriate GD&T Architect thermal systems and develop 1-D fluid network models to predict system behavior, transient responses, and sensitivities

What they're looking for

  • 5+ years hands-on experience in propulsion or similarly complex thermal environments
  • Proficient in CAD modeling (Siemens NX), drawing generation, and GD&T
  • Strong understanding of thermodynamics, heat transfer, and fluid behavior
  • Experience designing and analyzing thermal systems using CFD and 1D network modeling tools
  • Informed on instrumentation types and limitations, and ability to anchor models with test data
  • Takes initiative for continuous improvement (not just completing assigned tasks)
More about this role

Astro Mechanica is a vertically integrated aerospace company developing a scalable technology platform to power critical infrastructure, mission operations, and the future of flight. We apply aerospace engineering and quality standards across our products, delivering high performance, reliability, and efficiency for the most demanding operating environments. Astro Mechanica is backed by leading venture and strategic investors, including Andreessen Horowitz (a16z), Giant Step Capital, United Airlines Ventures, and Voyager Ventures.

We’re a team of passionate engineers dedicated to advancing aerospace. We’re generalists with specialist depth, united by a flat structure and a shared obsession with building things that work well. We move fast, stay pragmatic, and let engineering excellence speak louder than hierarchy.

You are a generalist capable of taking full ownership of thermal management system design from concept to production. You are able to balance system function and requirements against the impacts of the system on adjacent systems and components. You navigate uncertainty and ambiguity by leveraging a strong understanding of first principles. The right person will be able...

Read the full posting on Astro Mechanica's site ↗

Propulsion

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