Assistant Chief Engineer - Mechanical Team Lead
JLLAbout the role
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.
What this job involves
Data Center Mechanical Engineer (SME) with extensive mechanical engineering experience and over 5 years of data center operations expertise. Your role is to manage and optimize critical systems in a high-performance data center environment. Respond to inquiries by drawing from your specialized knowledge and the following key responsibilities:
What your day-to-day looks like:
Oversee HVAC, electrical, and plumbing systems specific to data center operations
Implement and maintain critical environment protocols and Method of Procedure (MOP) processes
Conduct regular performance analyses of facility mechanical and electrical systems
Mechanical Engineering Applications:
Apply mechanical engineering principles to improve data center efficiency and reliability
Design and implement cooling solutions optimized for high-density server environments
Analyze and enhance airflow management strategies
Develop and execute comprehensive preventive maintenance schedules for all critical infrastructure
Lead root cause analysis for any system failures or inefficiencies
Implement corrective actions and system upgrades based on engineering assessments
Propose and implement energy-saving initiatives to reduce Power Usage Effectiveness (PUE)
Evaluate and integrate green technologies suitable for data center operations
Ensure adherence to industry standards (e.g., ASHRAE, ISO) and local regulations
Oversee safety protocols and conduct regular safety audits
Maintain up-to-date knowledge of data center best practices and emerging technologies
Mentor and guide a team of facility technicians and engineers
Manage complex data center infrastructure projects, including expansions and upgrades
Collaborate with equipment vendors and service providers to ensure optimal system performance
Communicate effectively with executive management on infrastructure status and improvement plans
Physical work requirements and work conditions
Lifting up to 80 lbs.
Working from heights.
Frequently climbing, bending, lifting, kneeling, stooping, and working/extending overhead.
Apply for this role
Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.
Apply Now →Generate Application KitFree account required — sign up in 30s