Control Software Engineer

Posted: 2026-08-05

About Commonwealth Fusion Systems:    Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy.   Combining decades of research, top talent, and new technologies, we’re designing and building commercially viable fusion power plants. And we're working with policymakers, suppliers, and many others to build the energy industry of the future.   We’re in the best position to make it happen. Since 2018, we’ve raised $4 billion of capital, making us the largest and leading fusion company in the world.   Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team.    If that’s you and this role fits, we want to hear from you.

Join the power movement as a Control Software Engineer    As a Control Software Engineer, you will be responsible for the design, implementation, and verification of software and controls for advanced R&D equipment and complex machinery.   As a member of the Software Engineering team you will be a hands-on technical contributor, a champion of writing excellent quality, production-ready code for mission-critical real-time systems. You will collect functional requirements from customers and produce software solutions to meet these requirements.   You will work with a variety of engineers to integrate your software into software testbeds, hardware testbeds, and the production tools.  You will also contribute to the broader software ecosystem to improve tooling and processes used across the company.

- Develop control software across multiple platforms, including PLCs and real-time Linux

- Develop operator interfaces and workflows

- Improve software tooling to increase developer velocity and enable new capabilities

- Bachelor's degree in a relevant engineering field (computer science, computer engineering, electrical engineering, industrial engineering, etc.)

- 5+ years of experience with industrial control systems and/or embedded control systems

- 5+ years of experience in producing production quality control software