Commissioning Engineer

Location: St Louis

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

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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.

Commissioning Engineer - JLL
What this job involves:  JLL is seeking a Commissioning Engineer to provide reliable, efficient support to our Commissioning & Building Analytics (CBA) team.

You'll work with diverse internal and external stakeholders while exercising independent judgment to manage multiple priorities in a fast-paced environment. The ideal candidate will be detail-oriented with strong organizational skills and a collaborative mindset, directly supporting JLL's commitment to delivering high-quality commissioning services that ensure optimal building performance.
What your day-to-day will look like:

• Execute commissioning processes according to ASHRAE, CSA, and LEED requirements

• Conduct inspections and testing of mechanical, plumbing, electrical, fire protection, and control systems

• Manage commissioning projects through design, pre-construction, construction, and post-construction phases

• Develop comprehensive commissioning plans, specifications, and test scripts

• Perform field-based activities including site visits and directing functional tests

• Review design drawings, specifications, and submittals for commissioning compliance

• Lead commissioning meetings and maintain detailed issue logs

Required Qualifications:

• University technical degree (Engineering degree preferred)

• LEED AP certification

• Minimum 10 years of relevant mechanical engineering/field-testing experience

• Minimum 5 years in building commissioning

• Experience with mechanical testing equipment and data analysis

• Knowledge of HVAC&R systems, building management systems, and fire protection

• Proficiency in MS Project, Word, and Excel

Preferred Qualifications:

• Professional Engineer/PE or PMP designation

• CEM, CBCP, and/or CPMP designations

• Master Mechanic License

• Experience with electrical testing equipment

• Background in consultancy or owner organization

• Facility Management experience

• Operating engineer experience in data centers or mission-critical facilities

Location:

Onsite
Salary/Comp:  [To be determined based on region/state legislation]
This position does not provide visa sponsorship.  Candidates must be authorized to work in the United States without sponsorship.

Location:

On-site
-St. Louis, MO 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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