Senior CNC Machinist

Xcimer Energy leverages decades of research on IFE combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. Join us in powering a better world with inertial fusion!

This is a full-time, onsite role based at our headquarters in Denver, CO.

The Senior CNC Machinist / Application Engineer will play a critical role in our rapid‑development manufacturing environment, supporting the creation of precision components for advanced fusion-energy systems. This role combines hands-on machining expertise with cross-functional collaboration across Design Engineering, Manufacturing Engineering, Programs, and Project Management. The ideal candidate thrives in a fast-paced startup environment, excels at problem-solving, and ensures that parts are delivered with exceptional quality and speed to internal customers.