Senior Application Engineer

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.