Compatibility of Type 304H Stainless Steel in Static Molten FLiBe for Inertial Confinement Fusion Reactors: Role of Impurities and Redox Control
Aug 17, 2026 • Fusion Science and Technology
Xcimer Energy
Fusion Machine Developer
Founding Year
2022
Location
Denver, Colorado, United States
Company Founders
Alexander Valys
Conner Galloway
Leadership
Conner Galloway, CEO
Alexander Valys, President and CTO
Website
Xcimer Energy is developing laser inertial fusion energy systems using excimer laser technology. The company is currently building prototype systems to demonstrate high-energy KrF laser operation.
Publications
Primary Heat Transport System Design Considerations for Xcimer Energy’s Athena Fusion Pilot Plant
Jul 15, 2026 • Fusion Science and Technology
Enhancing Tritium Extraction from Molten Salts Using Metal Permeators
Jul 8, 2026 • Fusion Science and Technology
Funding Received (Investment)
June 4, 2024
roundSeries A
$100,000,000
March 27, 2022
roundSeed
$875,000
Announcement
Funding Received (Nondilutive)
September 9, 2025
programINFUSE
FundersFusion Energy Sciences (FES)
January 14, 2025
programVision OPEN 2024
$4,000,000
AnnouncementVision OPEN 2024: HYbrid Pumped ExcimeR Laser
August 7, 2024
programINFUSE
FundersFusion Energy Sciences (FES)
May 30, 2023
programMilestone-Based Fusion Development Program
FundersFusion Energy Sciences (FES)
AnnouncementMilestone-Based Fusion Development Program
June 14, 2022
programINFUSE
FundersFusion Energy Sciences (FES)
Jobs
Head of Quality
Xcimer Energy
Denver, Colorado, United States
Quality & Testing
Full-time
On-site
Found 8 days ago
Laser and Optics Controller
Xcimer Energy
Denver, Colorado, United States
Lasers & OpticsManufacturing
Full-time
On-site
Found 9 days ago
Vice President of Human Resources
Xcimer Energy
Denver, Colorado, United States
People & HR
Full-time
On-site
Found 21 days ago
Control Systems Engineer – Manufacturing & Automation
Xcimer Energy
Denver, Colorado, United States
Electrical Engineering
Full-time
On-site
Found 23 days ago
Electrical Engineer — Signal Distribution & Controls Packaging
Xcimer Energy
Denver, Colorado, United States
Electrical Engineering
Full-time
On-site
Found 23 days ago
Optical Coatings Materials Scientist
Xcimer Energy
Denver, Colorado, United States
MaterialsLasers & Optics
Full-time
On-site
Found 24 days ago
Principal Systems Engineer
Xcimer Energy
Denver, Colorado, United States
Systems Engineering
Full-time
On-site
Found 25 days ago
Pulsed Power Physicist
Xcimer Energy
Denver, Colorado, United States
Physics
Full-time
On-site
Found a month ago
Senior Pulsed Power Physicist
Xcimer Energy
Denver, Colorado, United States
Physics
Full-time
On-site
Found a month ago
Control Systems Engineer – Test & Measurement
Xcimer Energy
Denver, Colorado, United States
Electrical Engineering
Full-time
On-site
Found a month ago
Principal Adaptive Optics Engineer
Xcimer Energy
Denver, Colorado, United States
Full-time
On-site
Found a month ago
Program Element Lead - Fusion Systems
Xcimer Energy
Denver, Colorado, United States
Project Management
Full-time
On-site
Found 2 months ago
Program Element Lead - Site and Structures
Xcimer Energy
Denver, Colorado, United States
Project Management
Full-time
On-site
Found 2 months ago
Director of Optical Engineering
Xcimer Energy
Denver, Colorado, United States
Lasers & Optics
Full-time
On-site
Found 2 months ago
Laser Plasma Interaction Computational Physicist
Xcimer Energy
Denver, Colorado, United States
PhysicsLasers & Optics
Full-time
On-site
Found 3 months ago
Director of Enterprise Simulation & Synthesis
Xcimer Energy
Denver, Colorado, United States
Systems Engineering
Full-time
On-site
Found 3 months ago
Director of Laser Engineering
Xcimer Energy
Denver, Colorado, United States
Lasers & Optics
Full-time
On-site
Found 3 months ago
Director of Nuclear Engineering
Xcimer Energy
Denver, Colorado, United States
Nuclear Engineering
Full-time
On-site
Found 3 months ago
Director of Supply Chain
Xcimer Energy
Denver, Colorado, United States
Supply Chain
Full-time
On-site
Found 3 months ago
Cybersecurity & Compliance Administrator
Xcimer Energy
Denver, Colorado, United States
Software Engineering
Full-time
On-site
Found 3 months ago
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