10+ years in critical facility or data center operations — including power generation, HVAC, or mission-critical military/industrial environments — with 5+ years managing technical teams and vendors operating, maintaining, and troubleshooting electrical, mechanical, and controls infrastructure in a 24/7 environment. Operate and maintain the site’s electrical systems (utility interface through switchgear, generators, UPS, and distribution), mechanical plant (chilled water, direct-to-chip liquid cooling loops, CDUs, heat rejection), fire/life-safety, and BMS/EPMS controls.