Commonwealth Fusion Systems is developing commercially viable fusion power plants, having raised over $2 billion in capital since 2018.

Commonwealth Fusion Systems (CFS) is at the forefront of the urgent transition to fusion energy, combining decades of research with cutting-edge technologies to develop commercially viable fusion power plants. Since 2018, they've secured over $2 billion in funding, making them the most well-funded fusion energy company in the US.

The Senior Application Engineer role focuses on designing, developing, and maintaining software systems using Mendix, a model-driven development platform. This position is ideal for technical experts who want to contribute to the mission of achieving energy abundance. The role involves working with cross-functional teams, implementing scalable solutions, and developing applications using both low-code and traditional programming approaches.

Key responsibilities include collaborating with business partners throughout the application development lifecycle, designing scalable architectures, building apps using Mendix platform, and extending functionality through custom coding. The position requires expertise in relational databases, full-stack web frameworks, and API integrations.

The ideal candidate should have a Bachelor's degree in IT or equivalent experience, with strong expertise in databases, web frameworks, and API integrations. Experience with Mendix is highly valued, especially with Advanced Certification. The role offers competitive compensation ($110,000 - $185,000), equity, and comprehensive benefits including health insurance, 401(k) matching, and flexible vacation days.

CFS values diversity and maintains an inclusive work environment, considering all qualified applicants equally regardless of background. The position is based in Milpitas, CA, and requires working in a facility with industrial hazards, including high voltage systems and cryogenics.

Senior Application Engineer position at Commonwealth Fusion Systems, developing software solutions using Mendix platform to support fusion energy transition.

Senior Application Engineer

Commonwealth Fusion Systems is at the forefront of fusion energy development, working to revolutionize the energy industry through commercially viable fusion power plants. As a Senior Control Software Engineer, you'll join a well-funded company that has raised over $2 billion since 2018, making it the most capitalized fusion energy company in the U.S.

The role combines embedded systems development with industrial control systems, requiring expertise in both software engineering and real-time control systems. You'll be responsible for designing and implementing control software for advanced R&D equipment and complex machinery, working with PLCs and real-time Linux environments. The position offers a unique opportunity to work on cutting-edge fusion energy technology while developing mission-critical systems.

The company offers a competitive compensation package ranging from $140,000 to $200,000 annually, plus equity and comprehensive benefits. The work environment emphasizes safety and technical excellence, with opportunities to collaborate with various engineering teams. The position requires a blend of software development expertise and understanding of industrial control systems, making it ideal for someone with both programming skills and hardware interface experience.

Located in Milpitas, CA, you'll be working on-site with a team dedicated to solving complex technical challenges in the fusion energy space. The role requires occasional travel and flexibility with working hours, but offers the chance to be part of a mission-driven company working on technology that could fundamentally change how we produce energy.

Senior Control Software Engineer role at Commonwealth Fusion Systems, developing control software for fusion energy systems with $140-200K salary plus equity in Milpitas, CA.

Senior Control Software Engineer

Commonwealth Fusion Systems is developing commercially viable fusion power plants, combining research, talent, and new technologies to build the energy industry of the future.

Commonwealth Fusion Systems (CFS) is at the forefront of fusion energy development, having raised over $2 billion in capital since 2018. The company is seeking a Senior Scientific Software Engineer to join their Scientific Software team, focusing on developing software for superconducting magnets and tokamaks. The role primarily involves creating algorithms for a fiber optic quench detection system, which is crucial for detecting and mitigating thermal runaway events in superconducting magnets.

The position combines sophisticated software engineering with physics-based modeling, requiring expertise in Python programming and signal processing. You'll work with a fiber model simulation tool and analyze experimental data from various tests to validate models and improve quench detection algorithms. The role demands both technical depth in software development and an understanding of physics principles.

Working at CFS means joining a mission-driven company that values integrity, execution, impact, and self-critique. The company offers a competitive compensation package including equity, comprehensive benefits, and opportunities for professional growth. The position provides the flexibility of remote work while being part of a team that's literally building the future of energy.

This is an excellent opportunity for a senior software engineer who wants to apply their skills to solving complex physics and engineering challenges in the pursuit of sustainable fusion energy. The role offers a unique blend of scientific computing, algorithm development, and practical engineering applications, all while contributing to the ambitious goal of delivering commercially viable fusion power.

Senior Scientific Software Engineer position at Commonwealth Fusion Systems, developing algorithms for quench detection in fusion energy systems, offering $140K-$200K + equity + benefits.

Senior Scientific Software Engineer – Magnet Protection Systems

Commonwealth Fusion Systems (CFS) is at the forefront of the urgent transition to fusion energy, combining decades of research with cutting-edge technologies to develop commercially viable fusion power plants. Since 2018, they've secured over $2 billion in funding, making them the most well-funded fusion energy company in the US.

The Senior Application Engineer role focuses on designing, developing, and maintaining software systems using Mendix, an application development platform that employs model-driven development. This position requires expertise in both traditional programming and Mendix's low-code environment, making it ideal for technical professionals who want to contribute to the mission of achieving energy abundance.

Key responsibilities include collaborating with cross-functional teams, developing applications using Mendix, creating scalable architectures, and integrating with various systems through APIs. The role demands strong technical skills in databases, web frameworks, and API development, combined with excellent communication abilities.

The position offers a competitive compensation package ranging from $110,000 to $185,000 annually, plus equity and comprehensive benefits including health insurance, 401(k) matching, and flexible vacation days. The work environment is fast-paced and values-driven, emphasizing integrity, execution, impact, and self-critique.

CFS provides a unique opportunity to work on groundbreaking technology while maintaining a strong focus on practical business applications. The company values diversity and maintains an inclusive work environment, considering all qualified applicants equally regardless of background.

The role requires occasional travel, ability to work in an industrial environment with various hazards, and compliance with U.S. Export Control Laws. This position represents an excellent opportunity for experienced developers who want to combine technical expertise with the mission of advancing clean energy technology.

Commonwealth Fusion Systems Engineering Jobs

Commonwealth Fusion Systems is developing commercially viable fusion power plants, having raised over $2 billion in capital since 2018.