NBI Scientist (Experimental Negative-Ion Injector)

Madison, WI

Bring your negative-ion source and accelerator expertise to Realta Fusion and help build the NBI technology powering the next generation of fusion energy. The NBI Scientist (Experimental Negative-Ion Injector) will provide dedicated negative-ion source and accelerator hardware capability as the program moves beyond concept development, simulation, and partner-supported early testing. This role will support the design, development, testing, and optimization of negative-ion injector hardware and associated systems. The position will work closely with scientific and engineering teams to translate beam-physics requirements into experimental hardware and support the advancement of Realta’s NBI technology.

Key Responsibilities

1. Primary experimental responsibility for NBI-based negative-ion source development and test-bed operation.

2. Bridge source and ion-optics modeling with operating injector hardware.

3. Build dedicated negative-ion commissioning knowledge for future HAMMIR systems.

4. Complement with positive-ion NBI operational experience with in-depth expertise in negative-ion-specific hardware.

Background and Experience

• Hands-on experience with negative-ion or ion sources, extracted beams, high-voltage accelerator systems or comparable injector hardware.
• Vacuum systems, plasma/source operation, beam diagnostics, conditioning and experimental troubleshooting.
• Understanding of extraction, co-extracted electrons, accelerator grids and source-to-beam coupling.
• Ability to design test plans, commission hardware and translate observations into design changes.

Compensation and Benefits

What we are working on is hard… and hugely important. Realta Fusion is assembling a talented team bound together by a passion to solve humanity's biggest challenge with first-of-a-kind technology. Additionally, Realta offers:

• Competitive compensation package, including equity stock options
• Comprehensive benefits including health, dental, and vision insurance, plus a retirement savings plan
• Flexible paid time off (PTO) to support work-life balance
• Work and live in Madison, Wisconsin — one of America's most livable and vibrant cities

We value diversity as a critical factor in innovation and believe a diverse team is necessary to solve the toughest problems. We aim to create an inclusive environment that unleashes the full creativity of our team members from a wide variety of backgrounds and experiences. We provide equal employment opportunities to all individuals based on merit and without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other protected status under applicable laws.