Critical Environment Operating Engineer

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.

Critical Environments Operating Engineer – JLL

What this job involves:

As a Critical Environments Operating Engineer at JLL, you'll be at the forefront of maintaining mission-critical data center infrastructure that powers the digital world. This role is essential to ensuring 100% uptime for our clients' most vital operations. You'll be responsible for the operation, monitoring, and maintenance of sophisticated electrical and mechanical systems including UPS, generators, cooling systems, and medium-voltage electrical infrastructure. Working in a fast-paced, high-stakes environment, you'll apply best practice systems and problem-solving skills to keep critical facilities running seamlessly 24/7. This position offers exceptional opportunities to work with cutting-edge technology while building a rewarding career in one of the industry's most dynamic and growing sectors.

What your day-to-day will look like:

• Operate and maintain all critical building systems to ensure 100% uptime, including fire/life safety, HVAC, chillers, CRAC/CRAH units, plumbing, controls, UPS systems, generators, switchgear, power distribution, and transformers

• Monitor, adjust, and maintain refrigeration, chilled water, air conditioning equipment, boilers, pumps, valves, piping, and electrical systems to ensure optimal performance

• Record equipment readings, analyze system operations, identify problems or malfunctions, and take immediate corrective action as required

• Manage work orders through CMMS, coordinate with vendors, and respond to customer-facing tickets in a timely and professional manner

• Learn and understand the data center infrastructure thoroughly to effectively manage incidents and events that could impact critical systems

• Comply with emergency escalation procedures and respond to site emergencies to protect critical operations

• Maintain safe storage, usage, and disposal of hazardous materials while keeping the workplace clean, organized, and compliant with all safety standards

Required Qualifications:

• 2+ years of hands-on experience working in a data center or critical facility environment

• Demonstrated experience with mission-critical building systems including UPS systems, emergency generators, switchgear, and power distribution equipment

• Strong verbal and written communication skills with the ability to document activities and communicate technical information clearly

• Working knowledge of computer applications including MS Office (Word, Excel, Outlook), Google Suite, and computerized maintenance management systems (CMMS)

• Physical ability to lift a minimum of 50 lbs, climb ladders up to 30 feet (300-lb weight limit), work at heights, and navigate rooftops

• Flexibility to work different schedules, including holidays, and respond to site emergencies as needed

• Ability to frequently walk, climb, bend, kneel, stoop, and work overhead in large campus-like settings

Preferred Qualifications:

• Experience using Corrigo work order management system

• Universal EPA 608 certification for refrigerant handling

• NFPA 70E training for electrical safety in the workplace

• Experience with critical infrastructure in mission-critical or 24/7 operational environments

• Background in industrial controls, building automation systems (BAS), or energy management systems

• Previous experience in vendor management and contractor coordination

• Relevant trade certifications or technical training in electrical, mechanical, or HVAC systems

Why You'll Love This Role:

• Work with cutting-edge technology in a fast-growing industry

• Clear career advancement opportunities in critical infrastructure

• Be part of a team that literally keeps the digital world running

Location: Onsite

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

Location:

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.

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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 View email address on apply.j-vers.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.