Materials Engineering Summer 2026 Intern

Helion Energy - Intern • Everett, WA

76d • $30 - $37

About The Position

Helion is a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone. Since Helion's founding in 2013, we have raised over $1 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors SoftBank and Lightspeed to propel us forward. Our last prototype, Trenta, completed 10,000 high-power pulses and reached plasma temperatures of 100 million degrees Celsius (9 keV). We are now operating Polaris, our next prototype on the path to the world's first fusion power plant. This is a pivotal time to join Helion. You will tackle real-world challenges with a team that prizes urgency, rigor, ownership, and a commitment to delivering hard truths – values essential to achieving what no one has before. Together, we will change the future of energy, because the world can't wait.

Requirements

• Ability to work full time, onsite for a minimum of 12 consecutive weeks during summer 2026 in Everett, WA
• Currently enrolled in Graduate (Master’s or PhD) degree in Materials Science, Materials Engineering, Chemical Engineering, Mechanical Engineering, or a related field
• GPA of 3.0 or above
• Fundamental background in materials science principles, including material properties, thermodynamics, and mechanics
• Experience with laboratory techniques and material characterization tools and a willingness to learn
• Proficiency in data analysis and familiarity with software tools (e.g., MATLAB, Python, or Origin)

Responsibilities

• Assist in the research and development of new materials, including polymers, metals, ceramics, and composites
• Conduct experiments to test the properties and performance of materials under various conditions
• Analyze data from material tests and experiments to identify trends and optimize material properties
• Support the characterization of materials using techniques such as microscopy, spectroscopy, and mechanical testing
• Contribute to the documentation and reporting of research findings, including technical reports and presentations
• Participate in cross-functional team meetings to discuss project progress and challenges

Benefits

• Paid holidays
• Sick time
• Wellness stipend
• Company and team events
• $5,000 stipend

What This Job Offers

• Job Type: Full-time
• Career Level: Intern
• Education Level: Master's degree
• Number of Employees: 251-500 employees