Critical Lead Operating Engineer

Jones Lang LaSalle Americas, Inc. is seeking a Critical Lead Operating Engineer to oversee the reliable operation of complex building systems in high-profile commercial properties. In this role, you will lead the operation, monitoring, and maintenance of critical HVAC, electrical, mechanical, and plumbing infrastructure to ensure uptime, safety, and regulatory compliance. You will supervise engineering staff and vendors, manage preventive and predictive maintenance programs, and respond to critical alarms and emergencies.

The role partners closely with property management and clients to meet performance SLAs while driving energy efficiency, sustainability, and continuous improvement. At JLL, you'll join a performance-driven, client-focused culture that values integrity, collaboration, diversity, and innovation, with opportunities to build your career across global real estate, consulting, and investment management portfolios.

Responsibilities

• Lead daily operation, monitoring, and maintenance of critical building systems (HVAC, electrical, mechanical, plumbing).
• Develop, implement, and refine preventive and predictive maintenance programs to minimize downtime.
• Respond to and resolve critical equipment alarms, emergencies, and after-hours incidents.
• Supervise and mentor engineering staff and contractors, ensuring adherence to safety and quality standards.
• Perform root-cause analysis and recommend system upgrades or repairs to improve reliability and efficiency.
• Ensure compliance with all applicable codes, regulations, and JLL and client policies.
• Manage work orders, documentation, asset records, and building management systems (BMS).
• Support capital planning, budgeting, and vendor management for engineering projects.
• Collaborate with property and facility management teams to meet client uptime and performance SLAs.
• Drive energy efficiency, sustainability, and continuous improvement initiatives across building systems.

Required Skills

• HVAC systems operation and maintenance
• Electrical systems (low and medium voltage)
• Building automation systems (BAS/BMS)
• Preventive and predictive maintenance planning
• Critical facility operations (data centers/mission critical)
• Mechanical and plumbing systems troubleshooting
• Safety and regulatory compliance (OSHA, NFPA, local codes)
• Technical documentation and CMMS usage
• Vendor and contractor management
• Root-cause analysis and reliability engineering