Staff Mechanical Operator — Data Center Operations
Core
Operate and maintain gigawatt-scale AI data center mechanical systems (chillers, CRAC/CRAH, liquid cooling) to ensure continuous uptime for frontier AI workloads.
Role type
Senior mechanical operator (data center operations)
Builds
High-density cooling infrastructure for AI compute clusters
Domain
Data center operations / AI infrastructure / Mechanical engineering
Deliverable
production ML models | infrastructure
Required skills
Hands-on mechanical operations in data centers, chiller plant operation, CRAC/CRAH unit management, hydronic loop control, BMS platform fluency, root-cause analysis, preventive maintenance program ownership, shift escalation leadership, commissioning handover experience
Preferred skills
Direct-to-chip liquid cooling experience, CDU operation, CFC/HCFC refrigerant certification (EPA 608), new-build mechanical plant commissioning
Technologies
BMS platforms, CRAC/CRAH units, chillers, cooling towers, pumps, hydronic loops, CDUs
Responsibilities
Operate live chiller plants and cooling loops at high density, execute end-to-end preventive maintenance with vendor supervision, lead root-cause analysis for mechanical incidents, build and drill operating procedures (SOPs/MOPs/EOPs), perform BMS alarm hygiene and trend analysis, close out commissioning handovers for new mechanical plants
Seniority
Senior, hands-on IC
