Computational and Software Engineering Intern (12 Week Summer 2027 Internship)
Xcimer · Denver, CO
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INTERNSHIP
Posted Sep 30, 2026
Job Description
• Join Xcimer’s engineering internship program and gain hands-on experience in designing and building cutting-edge laser-driven inertial fusion hardware and software
• As an intern, you will be integral to developing the systems needed for the world’s first commercial fusion energy power plant
• During this 12-week program at our headquarters in Denver, CO, you’ll work alongside an industry expert mentor to tackle complex, real-world challenges in fields such as structures, mechanisms, optics, pulsed power, computational engineering, plasma physics, and manufacturing
• Responsibilities will vary depending on each intern’s are of expertise and interests:
• Mechanical design and hardware development
• Mechanical and thermal analysis using finite element analysis
• Systems engineering
• Manufacturing engineering
• Electrical engineering (pulsed power)
• Control systems engineering
• Computational and software engineering (simulations)
• Nuclear engineering
• Optical engineering
• Plasma physics
Benefits
• Medical, Dental, Vision
• Basic and supplemental life insurance
• Paid parental leave
• Short and long-term disability
• 401(k) with company match of up to 6%
• Paid Time Off: 15 days per year based on weekly scheduled hours
• 10 paid sick leave
• 13 company-paid holidays
• Equity for eligible employees
• As an intern, you will be integral to developing the systems needed for the world’s first commercial fusion energy power plant
• During this 12-week program at our headquarters in Denver, CO, you’ll work alongside an industry expert mentor to tackle complex, real-world challenges in fields such as structures, mechanisms, optics, pulsed power, computational engineering, plasma physics, and manufacturing
• Responsibilities will vary depending on each intern’s are of expertise and interests:
• Mechanical design and hardware development
• Mechanical and thermal analysis using finite element analysis
• Systems engineering
• Manufacturing engineering
• Electrical engineering (pulsed power)
• Control systems engineering
• Computational and software engineering (simulations)
• Nuclear engineering
• Optical engineering
• Plasma physics
Benefits
• Medical, Dental, Vision
• Basic and supplemental life insurance
• Paid parental leave
• Short and long-term disability
• 401(k) with company match of up to 6%
• Paid Time Off: 15 days per year based on weekly scheduled hours
• 10 paid sick leave
• 13 company-paid holidays
• Equity for eligible employees
Benefits
- Dental insurance
- Paid time off
- Health insurance
Additional Details
- City
- Denver
- State
- Colorado
- Country
- US
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