Xcimer’s Athena Fusion Pilot Plant: A Preconceptual Design Overview
Oct 12, 2026 • Fusion Science and Technology
Xcimer Energy
Last updated
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
Fuel Cycle Design Considerations for the Xcimer Athena Fusion Pilot Plant
Oct 12, 2026 • Fusion Science and Technology
Study on X-ray Energy Deposition in Slab and Droplet Cases Using FLASH
Sep 8, 2026 • Fusion Science and Technology
Articles
Funding Received (Investment)
September 10, 2026
round
FundersRTX Ventures
June 5, 2024
roundSeries A
$100,000,000
March 28, 2022
roundSeed
$875,000
Announcement
Funding Received (Nondilutive)
October 6, 2026
programDOE Milestone-Based Fusion Development Program
September 10, 2025
programINFUSE
FundersFusion Energy Sciences (FES)
January 15, 2025
programVision OPEN 2024
$4,000,000
AnnouncementVision OPEN 2024: HYbrid Pumped ExcimeR Laser
August 8, 2024
programINFUSE
FundersFusion Energy Sciences (FES)
May 31, 2023
programMilestone-Based Fusion Development Program
FundersFusion Energy Sciences (FES)
AnnouncementMilestone-Based Fusion Development Program
June 15, 2022
programINFUSE
FundersFusion Energy Sciences (FES)
Jobs
Maintenance Technician, Capacitor Manufacturing
Xcimer Energy
Tucson, Arizona, United States
Technician
Full-time
On-site
Found 9 days ago
Optical Engineer
Xcimer Energy
Denver, Colorado, United States
Lasers & Optics
Full-time
On-site
Found 9 days ago
Production Supervisor, Wound Film Capacitors
Xcimer Energy
Tucson, Arizona, United States
Manufacturing
Full-time
On-site
Found 9 days ago
Senior Manufacturing Engineer, Capacitor Production
Xcimer Energy
Tucson, Arizona, United States
Manufacturing
Full-time
On-site
Found 9 days ago
Director, Licensing & Regulatory Affairs
Xcimer Energy
Denver, Colorado, United States
Legal
Full-time
On-site
Found 10 days ago
Director, Integrated Target Design
Xcimer Energy
Denver, Colorado, United States
Physics
Full-time
On-site
Found 14 days ago
Vacuum Systems Mechanical Engineer
Xcimer Energy
Denver, Colorado, United States
Mechanical Engineering
Full-time
On-site
Found 14 days ago
Fluids and Auxiliaries Operations Lead
Xcimer Energy
Denver, Colorado, United States
Mechanical EngineeringManufacturing
Full-time
On-site
Found 15 days ago
Manager of Electrical, Instrumentation, and Controls Manufacturing
Xcimer Energy
Denver, Colorado, United States
Electrical EngineeringManufacturing
Full-time
On-site
Found 15 days ago
Mechanical Engineer
Xcimer Energy
Denver, Colorado, United States
Mechanical Engineering
Full-time
On-site
Found 15 days ago
Summer 2027 Internship - Pulsed Power Engineering
Xcimer Energy
Denver, Colorado, United States
Electrical Engineering
On-site
Found 15 days ago
Mechanical Engineer / Senior Mechanical Engineer, Opto-Mechanics
Xcimer Energy
Denver, Colorado, United States
Mechanical EngineeringLasers & Optics
Full-time
On-site
Found 16 days ago
Senior Opto-Mechanical Engineer, Large Optics Structures
Xcimer Energy
Denver, Colorado, United States
Mechanical EngineeringLasers & Optics
Full-time
On-site
Found 16 days ago
Cryophysicist
Xcimer Energy
Denver, Colorado, United States
Physics
Full-time
On-site
Found 16 days ago
HVAC Technician
Xcimer Energy
Denver, Colorado, United States
Technician
Full-time
On-site
Found 17 days ago
Journeyman Electrician
Xcimer Energy
Denver, Colorado, United States
Technician
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On-site
Found 20 days ago
Principal Electro-Optical/Adaptive Optics Engineer, Directed Energy
Xcimer Energy
Denver, Colorado, United States
Lasers & Optics
Full-time
On-site
Found 21 days ago
Electro-Optical/Adaptive Optics Engineer
Xcimer Energy
Denver, Colorado, United States
Lasers & Optics
Full-time
On-site
Found 21 days ago
Business Strategy & Operations Lead
Xcimer Energy
Denver, Colorado, United States
Business
Full-time
On-site
Found 23 days ago
Mechanical Engineer - Pulsed Power
Xcimer Energy
Denver, Colorado, United States
Mechanical Engineering
Full-time
On-site
Found 23 days ago
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