Senior Data Center Mechanical Operator (Rotating Shifts)

Fluidstack; Texas; Hybrid; USD 120,000 - 180,000; Full time

Job summary

Fluidstack is seeking an experienced Data Center Operations Engineer to own mechanical operations in a live, always-on facility. You will supervise chiller plants, pumps, and cooling loops, and act as the top escalation point for outages.

You will lead preventive maintenance programs, perform root-cause analysis, and develop SOPs to ensure reliable performance as Fluidstack scales its hyperscale infrastructure for AI workloads.

Qualifications

• 8+ years hands-on mechanical or critical facilities operations in data centers.
• Deep knowledge of chillers, cooling towers, CRAC/CRAH, air handlers, pumps, and hydronic loops.
• Fluency in BMS platforms: reading trends, tuning alarms, diagnosing faults.
• Track record owning root-cause analysis and preventive maintenance at scale.
• Experience as the senior mechanical escalation point on shift.
• Willingness to work rotating shifts and carry on-call responsibility.
• Operate calmly in high-uptime, fast-scaling environments.
• Bonus: experience with direct-to-chip liquid cooling or CDUs or commissioning handover.

Responsibilities

• Own mechanical operations on shift as the top escalation point for chiller plants, CRAC/CRAH, air handler, pump, and cooling loop failures in a live, always-on facility.
• Run preventive maintenance end-to-end: scheduling, vendor supervision, lockout/tagout, and QA of completed work.
• Lead root-cause analysis for mechanical incidents and drive corrective actions to closure.
• Build and maintain SOPs/MOPs/EOPs for mechanical systems.
• Drive BMS alarm hygiene and trend analysis to catch degrading equipment.
• Close out commissioning-to-operations handovers for new mechanical plant.

Skills

Hands-on mechanical operations

Critical facilities experience

BMS platforms familiarity

Root-cause analysis

Outage management

On-call readiness

Shift work

Tools

BMS platforms

Job description

Fluidstack is seeking an experienced Data Center Operations Engineer to own mechanical operations in a live, always-on facility. You will supervise chiller plants, pumps, and cooling loops, and act as the top escalation point for outages.

You will lead preventive maintenance programs, perform root-cause analysis, and develop SOPs to ensure reliable performance as Fluidstack scales its hyperscale infrastructure for AI workloads.