# Senior Thermal Analyst at Xcimer Energy

- Company: Xcimer Energy
- What the company does: We're developing an excimer-based laser fusion architecture to commercialize safe, affordable fusion energy while advancing national security. We employ nearly 200 people, mostly in our Denver headquarters. Backed by Prelude Ventures.
- Company website: https://xcimer.energy
- Type: Startups
- Level: Senior
- Location: Denver, CO
- Work setup: On-site
- Pay: $155K to $180K base salary per year (USD)
- Posted: 2026-08-31
- Apply by: 2026-10-15
- Apply: https://jobs.lever.co/xcimer/ed881c77-1795-4793-ae67-a3e0a09de33d
- Page: https://www.1752.vc/careers/jobs/xcimer-energy-senior-thermal-analyst/

## About the role

Xcimer Energy builds on decades of research in Inertial Fusion Energy (IFE), combined with a groundbreaking new laser architecture, to accelerate the deployment of fusion power plants. Our mission is to deliver clean, limitless fusion energy fast enough to meet global decarbonization goals. Xcimer has assembled a world-class team spanning tough tech, fusion science, and advanced manufacturing, with a proven track record of rapid execution.

## What they're looking for

- Education: B.S. in Mechanical Engineering, Aerospace Engineering, Nuclear Engineering, or related field
- Experience: 8+ years of thermal‑fluid, CFD, or heat‑transfer analysis experience supporting engineered hardware (Energy, Aerospace, Laser Systems, HVAC.)
- Expert proficiency with commercial CFD tools (e.g., STAR‑CCM+, Ansys Fluent) and experience with CFD verification/validation
- Demonstrated experience with turbulent flow modeling, compressible and incompressible fluids, convection and radiation heat transfer, and cooling system design
- Strong fundamentals in classical heat transfer and thermo‑fluids, including hand calculations and closed‑form thermal analysis methods
- Demonstrated experience supporting hardware test campaigns, thermal instrumentation, flow diagnostics, and correlating models with experimental data

Tags: Analysis & Synthesis Engineering