# Senior Scientific Software Engineer 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: $168K to $198K base salary per year (USD)
- Posted: 2026-08-29
- Apply by: 2026-10-14
- Apply: https://jobs.lever.co/xcimer/1573b5de-15a3-415b-a4a1-6c1db0214ce4
- Page: https://www.1752.vc/careers/jobs/xcimer-energy-senior-scientific-software-engineer/

## 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: Bachelor's degree in Computer Science, Engineering, Physics, Applied Mathematics, or related field, advanced degree preferred
- Experience: 7+ years of professional software development experience in technical, data-intensive, or research-driven environments
- Expert-level Python skills and strong experience with numerical and data libraries (NumPy, SciPy, Pandas, Matplotlib, Scikit-Learn)
- Demonstrated ability to design and own complex software systems under ambiguous or evolving requirements
- Experience collaborating closely with non-software domain experts and supporting experimental or simulation workflows
- Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum

Tags: Software Engineering