Principal Operations Engineer, Mechanical — Data Center Operations

Principal Operations Engineers, Mechanical serve as the senior technical authority for mechanical and cooling infrastructure across Fluidstack's hyperscale AI data center portfolio, ensuring systems remain operational under extreme thermal conditions. The role involves leading site assessments, driving operational readiness for new builds, reviewing designs, mentoring teams, and feeding operational learnings back into manufacturing. Candidates must possess deep hands-on experience with critical cooling systems, including chillers, CDUs, and liquid cooling, alongside strong judgment and leadership abilities.