Sr. Mechanical Building Engineer - Critical Environment

As a Senior Mechanical Building Engineer at JLL, you will serve as the technical cornerstone for advanced mechanical systems that sustain today's most critical data center and facility environments. This senior-level role combines deep mechanical engineering expertise with hands-on operational leadership, positioning you as the go-to expert for complex HVAC systems, chillers, cooling infrastructure, and environmental control systems. mechanical engineering principles while managing large-scale infrastructure projects. This role offers the perfect blend of technical challenge and leadership responsibility, allowing you to shape the future of critical facility operations while advancing your professional **Required qualifications:** Minimum 5 years of hands-on technical experience in critical facility mechanical engineering with expertise in HVAC, plumbing, and production equipmentAt least 3 years of specialized experience in data center or raised floor environments with complex cooling requirements Advanced technical knowledge of CRAC/CRAH systems (Liebert preferred), chillers, and comprehensive cooling infrastructure operations Demonstrated leadership and mentoring experience with ability to guide technical teams and drive operational excellence Excellent verbal and written communication skills for creating technical documentation, training programs, and stakeholder reporting **Preferred qualifications:** Bachelor's degree in Mechanical Engineering or equivalent technical education with focus on HVAC and building systemsComprehensive experience with computerized maintenance management systems for large-scale facility operations Knowledge of fire and life safety systems integration with mechanical equipment and emergency protocols Proven experience with energy management systems and successful implementation of sustainability initiatives that reduce environmental impact At JLL, we give you the opportunity, knowledge and tools to own your success, because we value what makes each of us unique. We help our people thrive, grow meaningful careers and find a place where they belong. Together, we strive to be exceptional and shape a better world.For over 200 years, JLL (NYSE: JLL), a leading global commercial real estate and investment management company, has helped clients buy, build, occupy, manage and invest in a variety of commercial, industrial, hotel, residential and retail properties. A Fortune 500 company with operations in over 80 countries around the world, our employees bring the power of a global platform combined with local expertise. Driven by our purpose to shape the future of real estate for a better world, we help our clients, people and communities SEE A BRIGHTER WAYSM. JLL is the brand name, and a registered trademark, of Jones Lang LaSalle Incorporated. For further information, visit . #J-18808-Ljbffr