Critical Environment Facilities Techs & Engineers

Overview

JLL empowers you to shape a brighter way
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Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

This team has multiple opportunities available. Upon applying, we'll review your profile to see what the best fit for you could be.

• Assistant Chief Engineer - Team Lead
• Electrical Building Engineer
• Mechanical Building Engineer
• Building Technician
• Liquid Cooling Systems Engineer
• Journeyman Electrician
• Journeyman HVAC Technician
• Chiller Technician
• UPS Technician

Due to operation 24/7, day and night shift + weekend availability will be required.

The Critical Environment Engineering Team will be providing services on a dedicated client account. You ll be at the forefront of managing and optimizing critical infrastructure systems that keep our clients  operations running seamlessly. This role involves providing technical expertise for complex mechanical, electrical, and controls systems in data centers, where uptime is paramount. You ll collaborate with multidisciplinary teams to design, implement, and maintain sophisticated building systems while ensuring compliance with industry standards and regulations.

This team offers the opportunity to work on cutting-edge technology projects that directly impact our clients  success, from emergency power systems and HVAC controls to building automation and energy management platforms. We choose to take the more inspiring, innovative, and optimistic path on our journey toward success, and you ll be instrumental in driving operational excellence through proactive maintenance strategies, system optimization, and continuous improvement initiatives.

• Conduct comprehensive assessments of critical infrastructure systems including UPS, generators, chillers, and building automation systems
• Develop and execute preventive and predictive maintenance programs to ensure optimal system performance and minimize downtime
• Troubleshoot complex technical issues across mechanical, electrical, and controls systems using advanced diagnostic tools and methodologies
• Collaborate with cross-functional teams to design and implement system upgrades, retrofits, and energy efficiency improvements
• Monitor real-time system performance through advanced building management systems and respond to critical alarms and alerts
• Prepare detailed technical reports, documentation, and recommendations for clients and internal stakeholders
• Provide technical guidance and mentorship to junior engineering staff and technicians
• Coordinate with vendors, contractors, and regulatory agencies to ensure compliance with all applicable codes and standards
• Lead root cause analysis investigations for system failures and implement corrective actions to prevent recurrence

• Associate s or higher degree in Mechanical Engineering, Electrical Engineering, HVAC/R, Industrial Technology, or related technical field; OR 1+ years of experience in data center operations, facilities maintenance, or critical infrastructure; OR relevant internship experience with mechanical/electrical systems or industrial facilities
• Basic understanding of mechanical and electrical systems through coursework, hands-on projects, or practical experience
• Knowledge of electrical safety fundamentals and willingness to complete additional safety certifications
• Demonstrated ability to read and interpret technical drawings, schematics, and procedures (gained through education or training)
• Physical ability to lift up to 80 lbs, work from heights up to 15 feet, and perform extended physical work in data center environments
• Strong attention to detail for quality assurance and compliance with procedural discipline requirements
• Proficiency with standard computer applications and ability to learn EPMS/BMS systems and CMMS platforms
• Eagerness to learn complex technical systems with strong mechanical aptitude and problem-solving skills
• Excellent problem-solving skills with the ability to work under pressure in time-sensitive situations

• 2+ years of experience in critical facility operations, commissioning, or maintenance; senior roles will require additional years of experience
• Extensive knowledge of mission-critical systems including UPS, emergency generators, chillers, and HVAC systems
• EPA 608 Universal and/or Journeyman Electrician
• Proficiency with building automation systems (BAS) and energy management platforms
• Strong understanding of electrical power distribution, controls, and instrumentation
• Experience with…