Building Systems Commissioning Engineer

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.Commissioning Engineer - JLLWhat 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 requirementsConduct inspections and testing of mechanical, plumbing, electrical, fire protection, and control systemsManage commissioning projects through design, pre-construction, construction, and post-construction phasesDevelop comprehensive commissioning plans, specifications, and test scriptsPerform field-based activities including site visits and directing functional testsReview design drawings, specifications, and submittals for commissioning complianceLead commissioning meetings and maintain detailed issue logsRequired Qualifications:University technical degree (Engineering degree preferred)LEED AP certificationMinimum 10 years of relevant mechanical engineering/field-testing experienceMinimum 5 years in building commissioningExperience with mechanical testing equipment and data analysisKnowledge of HVAC&R systems, building management systems, and fire protectionProficiency in MS Project, Word, and ExcelPreferred Qualifications:Professional Engineer/PE or PMP designationCEM, CBCP, and/or CPMP designationsMaster Mechanic LicenseExperience with electrical testing equipmentBackground in consultancy or owner organizationFacility Management experienceOperating engineer experience in data centers or mission-critical facilitiesLocation: OnsiteSalary/Comp: [To be determined based on region/state legislation]Location:On-site -St. Louis, MOIf 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 tablePersonalized 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 PayJLL Privacy NoticeJones 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 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 HRSCLeaves@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.Accepting applications on an ongoing basis until candidate identified.