Mechanical Engineer

Requirements

• Education: B.S. degree in engineering (or equivalent discipline).
• Experience: 5+ years of experience engineering vacuum or gas delivery systems.
• Proven experience in vacuum system design and/or test.
• Experience in selecting pumps and instruments.
• Strong understanding of valves, pressure vessels, flex elements, fittings, and related hardware.
• Knowledge of fabrication and integration processes, including tubing/piping and machined components.
• Working knowledge of materials, coatings, and treatments.
• Hands‑on experience troubleshooting hardware.
• Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.

Additional Information

Xcimer Energy leverages decades of research on Inertial Fusion Energy (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! As a Mechanical Engineer , you will play a critical role in the design, analysis, build, and operation of laser, pulsed power, vacuum vessel, and ancillary mechanical systems that are central to Xcimer's excimer‑laser‑based IFE technology. You will contribute across the full product lifecycle-from early prototype systems through the design and demonstration of a power‑producing inertial fusion reactor. We are seeking engineers who bring strong technical depth, hands‑on problem-solving skills, and a passion for building high‑performance hardware that will redefine the future of energy.

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