Lead Engineer - Critical Environment

This job is with JLL, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.

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.

Day 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 :

Walking large, campus-like settings.

Lifting a minimum of 50 lbs.

Climbing stairs and navigating rooftops to access equipment.

Using ladders up to 30 ft and working from heights.

Ability to Climb a ladder with a 300-lb weight limit.

Must be able to work different schedules.

Must be able to work Holidays.

Must be able to respond to site emergencies.

Required qualifications :

Bachelor's degree in Electrical, Mechanical, or related engineering discipline, or equivalent technical experience

Minimum 7 years of experience in critical environments such as data centers, hospitals, or mission-critical facilities

Strong knowledge of electrical systems, HVAC, fire safety, and backup power systems in critical applications

Professional engineering license or relevant industry certifications (e.g., DCCA, CompTIA Server+, ASHRAE)

Proven leadership experience managing technical teams and complex projects

Excellent problem-solving skills and ability to work under pressure in emergency situations

Preferred qualifications :

Advanced degree in Engineering or related technical field

Experience with Building Management Systems (BMS) and DCIM (Data Center Infrastructure Management) platforms

Knowledge of ITIL framework and facility management best practices

Industry certifications such as CEM (Certified Energy Manager) or CFM (Certified Facility Manager)

Experience with renewable energy systems and sustainability initiatives

Strong communication skills and experience presenting to executive-level stakeholders

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

JLL Privacy Notice

Jones Lang LaSalle (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 accomodationrequest@am.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.

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