JLL empowers you to shape a brighter way . Our people at JLL 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. 2nd Shift (Sunday - Thursday 2:00pm-10:30pm) Advance Your Career with JLL At JLL, we recognize the importance of individual strengths and strive to provide the resources and support you need to excel. Join our team and take the next step in your professional journey—whether your goal is to lead, broaden your skills, or deepen your expertise. If you know someone who would be well-suited for this role, please submit a referral through Refer2JLL. Role Overview 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. Key Responsibilities Oversee the maintenance, monitoring, and continuous operation of all building systems, with a particular focus on complex HVAC infrastructure (including air handlers, chillers, CRAC and CRAH units, controls, and BMS). Perform scheduled preventive maintenance (PM) tasks—such as filter changes, coil cleaning, lubrication, calibration, and routine inspections—to ensure optimal equipment performance and longevity. Respond rapidly and effectively to unplanned equipment issues by conducting corrective maintenance, diagnosing root causes, and executing timely repairs on HVAC, refrigeration, pumps, plumbing, control systems, and related mechanical equipment. Troubleshoot and resolve system alarms and performance issues utilizing building automation and control systems, technical documentation, and industry best practices. Operate medium voltage (MV) switchgear, low voltage (LV) switchgear, and emergency power generators ensuring safe and reliable electrical distribution in compliance with operational protocols. Accurately document operational readings and maintenance activities, maintaining comprehensive records in the computerized maintenance management system (CMMS). Ensure full compliance with safety protocols, including proper handling, storage, and disposal of hazardous materials, and contribute to a clean and secure working environment. Support incident response and facility emergency procedures, collaborating with internal teams and third-party vendors as necessary. Manage work orders, vendor coordination, and customer-facing service tickets efficiently and professionally. Qualifications and Experience Required: 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, pumps, and controls. Experience supporting building electrical systems, including UPS systems, generators, and switchgear. Proficient with MS Office (Word, Excel, Outlook), and computerized maintenance management systems (CMMS). Strong communication skills, both written and verbal, with the ability to document technical information clearly. Possession of a Universal EPA 608 certification. Training in NFPA 70E electrical safety standards. Physical Requirements 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 This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship. Estimated compensation for this position: 89,440.00 – 95,680.00 USD per year This range is an estimate and actual compensation may differ. Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations. Location: On-site –Broomfield, CO If this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table! Personalized benefits that support personal well-being and growth: JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive be