Critical Facilities Operating Engineer

Jones Lang LaSalle Americas, Inc. (JLL) is seeking a Critical Environment Operating Engineer to ensure safe, reliable operation of building infrastructure in a mission-critical facility. You will monitor and maintain mechanical, electrical, and plumbing systems, including chillers, generators, UPS, CRAC units, and BMS controls to support 24/7 uptime. Responsibilities include performing preventive and corrective maintenance, responding to alarms, executing change management and MOPs, documenting work in CMMS, and supporting compliance with safety, environmental, and regulatory standards. Collaborate with vendors and site teams to drive efficiency, resilience, and continuous improvement.

Responsibilities

• Operate, monitor, and maintain critical mechanical, electrical, and plumbing infrastructure to support continuous facility uptime.
• Perform preventive and corrective maintenance on HVAC, generators, UPS, and related systems using established MOPs and SOPs.
• Respond to alarms, diagnose issues, and perform repairs to minimize downtime and operational risk.
• Use BMS and CMMS tools to track performance, log activities, and manage work orders and asset records.
• Implement and follow safety procedures, including lockout/tagout, permits, and regulatory compliance practices.
• Support testing, inspections, and commissioning of critical systems and upgrades.
• Coordinate with vendors, contractors, and internal teams during maintenance, repairs, and capital projects.
• Identify opportunities to improve reliability, efficiency, and sustainability of building systems.
• Participate in 24/7 coverage, including shift rotations, on-call response, and emergency support.
• Maintain documentation, reports, and standard operating procedures for all critical equipment.

Required Skills

• HVAC systems operation and maintenance
• Electrical systems (low and medium voltage)
• Emergency generators and UPS systems
• Building Management System (BMS) controls
• Critical cooling (CRAC/CRAH) systems
• Plumbing and mechanical systems
• Reading technical drawings and schematics
• Computerized Maintenance Management Systems (CMMS)
• Lockout/tagout and safety procedures
• Root cause analysis and troubleshooting