This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
JLL is seeking an experienced Data Center Operating Engineer with a strong background in HVAC and mechanical systems to support critical operations at a major data center facility. This role is essential to maintaining reliable, uninterrupted service and ensuring the facility’s infrastructure operates at peak efficiency.
Job Responsibility:
Oversee the maintenance, monitoring, and continuous operation of all building systems, with a particular focus on complex HVAC infrastructure
Respond rapidly and effectively to unplanned equipment issues by conducting corrective maintenance, diagnosing root causes, and executing timely repairs
Troubleshoot and resolve system alarms and performance issues
Operate medium voltage (MV) switchgear, low voltage (LV) switchgear, and emergency power generators
Accurately document operational readings and maintenance activities
Ensure full compliance with safety protocols
Support incident response and facility emergency procedures
Manage work orders, vendor coordination, and customer-facing service tickets.
Requirements:
Minimum of 5 years of direct experience maintaining and repairing HVAC and mechanical systems in a data center or similarly critical facility
Demonstrated expertise in preventive and corrective maintenance, troubleshooting, and diagnostics across a variety of mechanical systems: chilled water systems, DX units, CRAC/CRAH equipment, boilers, pumps, and controls
Experience supporting building electrical systems, including UPS systems, generators, and switchgear
Proficient with MS Office (Word, Excel, Outlook), Google Suite applications, and computerized maintenance management systems (CMMS)
Strong communication skills, both written and verbal, with the ability to document technical information clearly
Ability to traverse large facility campuses and perform repetitive walking, climbing, bending, kneeling, lifting (minimum of 50 lbs.), stooping, and working overhead
Comfortable accessing rooftops and using ladders (up to 30 ft)
Willingness to work assigned shifts, including holidays, and respond to emergencies as required
Candidates must be authorized to work in the United States without sponsorship.