# Senior Reactor Modeling Engineer at Lydian

- Company: Lydian
- What the company does: We’re on a mission to decarbonize the aviation industry. Backed by USV.
- Company website: https://www.lydianlabs.com/
- Type: Startups
- Level: Senior
- Location: Boston
- Work setup: On-site
- Pay: $130K to $170K base salary per year (USD)
- Posted: 2026-09-04
- Apply by: 2026-10-19
- Apply: https://jobs.ashbyhq.com/lydian/bccb9562-f2f0-4a97-b3e6-dcc31069545d
- Page: https://www.1752.vc/careers/jobs/lydian-senior-reactor-modeling-engineer/

## About the role

Lydian is developing the lowest cost sustainable fuels from waste CO2, water, and renewable electricity to decarbonize the aviation industry. Our breakthrough technology replaces oil and gas refining with fully electrified, modular, and flexible reactor systems that produce fuel with 95% lower emissions than traditional jet fuel.

## What they're looking for

- BS, MS, or Ph.D. in Mechanical Engineering, Chemical Engineering, or similar. MS or Ph.D. are preferred
- 5+ years of experience in analysis of thermal fluid, reactor, or catalytic systems
- Experience using CFD software (Ansys, COMSOL, OpenFOAM, STAR-CCM+, etc.) to analyze physical systems and guide product design
- Skilled at analyzing experimental data, drawing meaningful conclusions, and presenting findings to a broader team
- Strong ability to apply engineering principles—including thermodynamics, fluid mechanics, and heat and mass transport—to systematically approach complex design problems
- Experience modeling reactors and chemical kinetics

Tags: Technology