Own the daily performance, availability, and reliability of all office and critical facility systems-including UPS, BMS/EPMS, backup generators, transfer switches (ATS/STS), and HVAC/cooling equipment (CRAC/CRAH, chillers). Partner across Workplace Services, IT, Security, Operations, and Legal to keep critical trading infrastructure (power, internet, HVAC, backup systems) highly reliable and serve as the primary point of contact for critical facilities issues.