Lead Engineer - Critical Environment

JLL empowers you to shape a brighter way .

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.

What this job involves : As a Critical Environments Lead Engineer at JLL, you will drive excellence in mission-critical facility operations while shaping a brighter way for our clients and teams. This role puts you at the forefront of managing complex engineering systems in data centers, healthcare facilities, laboratories, and other critical environments where uptime and reliability are paramount. You'll lead technical teams, oversee preventive maintenance programs, and ensure compliance with stringent industry standards. Working in our culture of collaboration, you'll partner with cross-functional teams to optimize facility performance, implement innovative solutions, and maintain the highest levels of operational excellence. This position empowers you to thrive as a technical leader while advancing critical infrastructure that supports our clients' most important operations.

Night Shift

What your day-to-day will look like :

• Lead and mentor a team of technicians and engineers, fostering an environment where everyone is empowered to thrive through skills development and collaborative problem-solving
• Oversee critical systems including UPS, generators, HVAC, fire suppression, and power distribution equipment to ensure 24 / 7 operational reliability
• Develop and execute comprehensive preventive maintenance programs and standard operating procedures for mission-critical environments
• Respond to emergency situations and coordinate swift resolution of system failures to minimize downtime and maintain service level agreements
• Collaborate with clients, vendors, and internal stakeholders to implement system upgrades and embrace more innovative ways of working
• Conduct technical assessments, root cause analyses, and develop improvement recommendations that strengthen facility performance
• Ensure compliance with industry regulations, safety protocols, and environmental standards while championing best practices across teams

Physical Work Abilities & Requirements : This position requires frequent walking, climbing, bending, kneeling, lifting, stooping, and working / extending overhead, including :

Required qualifications :

Preferred qualifications :

Location : On-site -Tempe, 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

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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 >

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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.