Critical Environments Operating Engineer

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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 (S3)

What this job involves:

The Critical Environments Operating Engineer (S3) is responsible for the safe, reliable, and efficient operation of mechanical, electrical, and plumbing systems within mission-critical facilities, such as data centers, where uptime and system integrity are paramount. This role monitors, maintains, and troubleshoots critical infrastructure including HVAC, electrical distribution, generators, UPS systems, and fire/life safety systems to ensure continuous facility operations. The engineer works closely with the facilities management team, vendors, and clients to uphold strict operational protocols, minimize risk, and respond swiftly to any system irregularities. This position requires a strong technical foundation, attention to detail, and the ability to perform under pressure in a highly regulated, always-on environment.

What your day-to-day will look like:

- Monitor building automation systems (BAS) and critical infrastructure equipment to identify and address operational anomalies
- Perform routine inspections, preventive maintenance, and corrective repairs on mechanical, electrical, and plumbing systems
- Respond to emergency situations and system alarms, following established escalation and incident response procedures
- Maintain accurate logs, work orders, and documentation related to equipment performance and maintenance activities
- Support commissioning, testing, and startup of new or upgraded critical systems
- Coordinate with contractors and vendors during scheduled maintenance, repairs, or system upgrades
- Adhere to all safety protocols, including lockout/tagout procedures and personal protective equipment requirements

Required qualifications:

- High school diploma or equivalent; technical or vocational training in HVAC, electrical, or mechanical systems preferred
- Minimum of 3 years of experience operating and maintaining critical facility systems, such as data centers or similar mission-critical environments
- Working knowledge of HVAC, electrical distribution, generators, and UPS systems
- Ability to read and interpret mechanical and electrical schematics, blueprints, and equipment manuals
- Strong troubleshooting skills with the ability to diagnose and resolve equipment issues efficiently
- Availability to work rotating shifts, weekends, holidays, and respond to on-call emergencies as needed
- Valid driver's license and ability to pass background and drug screening requirements

Preferred qualifications:

- Universal EPA certification, DC-level or equivalent electrical license, or relevant trade certifications
- Experience with building automation systems (BAS) and computerized maintenance management systems (CMMS)
- Familiarity with industry standards and compliance requirements for critical environments, such as Uptime Institute or similar frameworks
- Prior experience working in a third-party facilities management or outsourced engineering environment
- Strong communication skills with the ability to interact professionally with clients, vendors, and team members

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

Location:

On-site –Dallas Fort Worth, TX, Richardson, TX

Job Tags:

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 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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For candidates in the United States, please see a full 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 [email protected] . 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.

Accepting applications on an ongoing basis until candidate identified.