• Maintain and optimize critical infrastructure (HVAC, electrical, and BMS). • Ensure efficient, reliable operations. • Troubleshoot issues. • Operate and maintain HVAC, electrical, and mechanical systems (CRAC/CRAH, chillers, UPS, PDUs, switchgear, generators). • Monitor facilities via BMS/DCIM; respond to alarms and performance deviations. • Perform preventive/corrective maintenance and execute SOP/MOP/EOPs. • Troubleshoot infrastructure issues; conduct root-cause analysis and implement fixes. • Manage vendor/contractor work, service windows, and LOTO/safety permits. • Maintain documentation, logs, compliance records, and reports.