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Commissioning Engineer

JLL
parental leave, paid time off, 401(k)
United States, Pennsylvania, Allentown
Aug 05, 2025

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 - Berwick, PA What this job involves

JLL is seeking a Commissioning Engineer to provide reliable, efficient support to our Commissioning & Building Analytics (CBA) team. This position is fully on site in Berwick, PA, and is a 12 month minimum project. This role requires working with diverse internal and external stakeholders, 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.

Your day-to-day tasks will include:
  • Executing commissioning processes according to ASHRAE, CSA, and LEED requirements
  • Conducting inspections and testing of mechanical, plumbing, electrical, fire protection, and control systems
  • Managing commissioning projects through design, pre-construction, construction, and post-construction phases
  • Developing comprehensive commissioning plans, specifications, and test scripts
  • Performing field-based activities including site visits, witnessing start-up tests, and directing functional tests
  • Reviewing design drawings, specifications, and submittals for commissioning compliance
  • Leading commissioning meetings and maintaining detailed issue logs
  • Creating detailed documentation including Systems Manuals, SOPs, and Methods-of-Procedures
Desired experience and technical skills Requirements:
  • 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
  • Strong data management and communication skills
  • Proficiency in MS Project, Word, and Excel
  • Willingness to travel up to 50% across the USA
  • Ability to manage multiple projects concurrently
  • Strong troubleshooting and root-cause analysis skills
Preferred:
  • Professional Engineer/PE or PMP designation
  • CEM, CBCP, and/or CPMP designations
  • Master Mechanic License
  • Willingness to travel internationally when needed
  • Fluency in Spanish and/or Portuguese
  • 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:

On-site -Allentown, PA, Philadelphia, PA, Scranton, PA

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 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 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.

Accepting applications on an ongoing basis until candidate identified.

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