STACK INFRASTRUCTURE (STACK) provides digital infrastructure to scale the world's most innovative companies. We are an award-winning industry leader in building, owning, and operating highly efficient, cost-effective wholesale, colocation, and cloud data centers. Each of our national facilities meets or exceeds the highest industry standards in all operational categories of availability, security, connectivity, and physical resilience. STACK offers the scale and geographic reach that rapidly growing hyperscale and enterprise companies need. The world runs on data. Data runs on STACK. STACK is looking for a Critical Operations Technician (COT) to support a local data center campus. As a member of STACK's Critical Operations team, the Critical Operations Technician must possess strong knowledge in maintaining the mechanical, electrical, fire life safety, base building, and other various internal data center systems. The COT will also be focused on the execution of programs related to Safety, Team, Availability, Communication, and Knowledge. The COT will be responsible for day-to-day operations of the data center. Mechanical responsibilities will include maintaining and repairing chilled water systems and components, HVAC systems such as roof top units, CRAC/CRAH units, humidification systems, fan wall systems, air-cooled chillers, and central plant operations. Electrical responsibilities will include maintaining and repairing electrical/critical power distribution from the Utility/Generator main switchgear through the UPS systems out to the customer load, UPS, PDU, and RPP cabinets. Fire Life Safety responsibilities will include monitoring wet sprinkler systems and pre-action sprinkler systems as well as their associated detection devices.