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:

As a Lead Engineer at JLL, you'll play a pivotal role in ensuring seamless operations and maintenance of critical building infrastructure across your assigned shift. This position sits at the intersection of technical expertise and team leadership, where you'll oversee the performance of complex mechanical, electrical, and life safety systems while guiding engineering staff to deliver exceptional service. Your work directly impacts the reliability and sustainability of critical operating environments, ensuring high infrastructure availability and client satisfaction through proactive maintenance, real-time problem resolution, and strategic planning.

What your day-to-day will look like:

• Lead operations and maintenance activities across your assigned shift, monitoring performance and ensuring all departmental service requests are completed efficiently with minimal disruption to building operations

• Oversee and directly operate critical and non-critical system equipment including HVAC, chillers, UPS systems, generators, fire detection and suppression systems, building management systems, and associated infrastructure in raised floor environments

• Diagnose malfunctioning equipment, determine corrective action required, and coordinate repair efforts with engineering staff and third-party contractors to restore systems to satisfactory operating condition

• Implement and manage the preventative maintenance program for your shift, scheduling tasks strategically to minimize service disruptions while ensuring all equipment receives proper maintenance and documentation

• Provide technical guidance, on-the-job training, and leadership support to shift engineers and maintenance technicians, fostering skill development and creating a high-performing team environment

• Respond immediately to operational emergencies and system shortcomings, providing real-time problem management and technical direction to ensure infrastructure availability and safety

• Develop, review, and approve construction and maintenance work plans, overseeing contractor activities and ensuring all work meets critical environment standards and client requirements

• Maintain comprehensive documentation including building rounds and readings, engineering logs, infrastructure drawings, single-line diagrams, and regulatory compliance records

Required qualifications:

• Extensive technical knowledge of mechanical systems (HVAC, chillers, plumbing), electrical systems (UPS, generators, switchgear, PDU), and life safety systems (fire alarm, suppression, access control)

• Proven experience operating and maintaining critical infrastructure in data center or mission-critical facility environments with raised floor systems

• Demonstrated leadership ability to supervise and mentor engineering teams across shift operations

• Strong problem-solving skills with the ability to diagnose complex equipment failures and implement effective corrective actions under pressure

• Thorough understanding of preventative maintenance programs, work order management systems, and facility documentation requirements

• Knowledge of federal, state, and local regulatory requirements related to building operations, safety protocols, and compliance standards

• Excellent communication skills to coordinate effectively with engineering staff, facility management teams, contractors, and client stakeholders

Preferred qualifications:

• Experience with Building Management Systems (BMS), CMMS platforms, and digital monitoring tools for critical infrastructure

• Background in energy management initiatives and sustainability best practices within commercial or critical facility environments

• Experience developing capital plans and infrastructure upgrade strategies for long-term facility optimization

• Active participation in professional trade organizations and commitment to ongoing technical training and industry education

• Track record of implementing continuous improvement processes that reduce operational risk and costs

This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.

Location:

On-site –Phoenix, AZ

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 benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include:

• 401(k) plan with matching company contributions

• Comprehensive Medical, Dental & Vision Care

• Paid parental leave at 100% of salary

• Paid Time Off and Company Holidays

• Early access to earned wages through Daily Pay

At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing.

JLL Privacy Notice

Jones Lang La Salle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL’s recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.

For more information about how JLL processes your personal data, please view our Candidate Privacy Statement.

For additional details please see our career site pages for each country.

For candidates in the United States, please see a fully copy of our Equal Employment Opportunity policy here.

Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process – you may email us at HRSCLeaves@jll.com. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.

Pursuant to the Arizona Civil Rights Act, criminal convictions are not an absolute bar to employment.

Pursuant to Illinois Law, applicants are not obligated to disclose sealed or expunged records of conviction or arrest.

Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job-related convictions will be considered and will not automatically disqualify the candidate.

Accepting applications on an ongoing basis until candidate identified.