Helium Test Facility Manager

X-energy LLC seeks a Test Manager to own the first-of-a-kind helium test facility for the XE-100. You will drive test rig design decisions, define campaign strategy, and coordinate execution across design engineers, vendors, and facility operators.

This leadership role requires delivering high-quality test results on schedule and within budget, while integrating QA, safety, and regulatory expectations. You will manage planning, testing, data reporting, and cross-functional teams across academia,