# Cryophysicist 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: Mid level
- Location: Denver, CO
- Work setup: On-site
- Pay: $140K to $165K base salary per year (USD)
- Posted: 2026-09-29
- Apply by: 2026-11-13
- Apply: https://jobs.lever.co/xcimer/2a113087-2662-42fa-8897-f9ba1ad49a7e
- Page: https://www.1752.vc/careers/jobs/xcimer-energy-cryophysicist/

## About the role

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change.

## What they're looking for

- Education: Master’s + 3 years experience or PhD in applied physics, engineering physics, mechanical engineering, aerospace engineering, vacuum engineering, or related field
- Experience: 0 - 3+ years of experience in the fields of cryophysics, thermodynamics, superconducting magnetics, or similar background
- Expertise in ultra low temperature engineering and design with a focus on thermal transport, mechanical compatibility, or liquefaction
- Demonstrated experience on system design and integration teams
- Demonstrated experience working in laboratory environments and hands-on experience with ultra-low temperature installations
- Demonstrated experience building thermal, fluid flow, and materials models

Tags: Target Design