Jr. Commissioning Engineer

JLL
parental leave, paid time off, 401(k)
United States, Pennsylvania, Philadelphia
Aug 23, 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. Junior Commissioning Engineer - Fairless Hills, PA What this job involves JLL is seeking a motivated Junior Commissioning Engineer to join our Commissioning & Building Analytics (CBA) team. This position will be on site in Fairless Hills, PA, for a 12 month minimum project. This entry-level position provides an excellent opportunity to learn and grow within the commissioning field under the guidance of experienced professionals. The successful candidate will assist senior team members in delivering quality commissioning services while developing technical expertise in building systems and commissioning processes. Your day-to-day tasks will include: Supporting commissioning activities under the supervision of senior engineers Assisting with field inspections of mechanical, electrical, and plumbing systems Documenting test results and maintaining commissioning records Participating in commissioning meetings and site visits Helping prepare commissioning deliverables such as checklists and test procedures Learning and applying commissioning standards (ASHRAE, CSA, LEED) Conducting basic testing and verification activities with guidance Supporting the development and maintenance of project documentation Contributing to issue tracking and resolution processes Desired experience and technical skills Requirements: Bachelor's degree in Mechanical, Electrical Engineering or related technical field 0-3 years of experience in building systems, construction, or related field Basic understanding of HVAC, plumbing, and electrical systems Proficiency in Microsoft Office applications (Word, Excel, PowerPoint) Strong attention to detail and organizational skills Excellent written and verbal communication abilities Willingness to learn and apply technical concepts Ability to work both independently and as part of a team Willingness to travel up to 30% for site visits and field work Desire to grow professionally in the commissioning field Preferred: Internship or co-op experience in building systems, commissioning, or construction Familiarity with building codes and standards Knowledge of testing equipment and procedures Experience reading and interpreting construction documents and drawings Understanding of building automation systems Interest in green building practices and LEED certification Basic knowledge of energy efficiency concepts Experience with data collection and analysis Eagerness to pursue professional certifications in the future Familiarity with project management concepts Location: On-site -Philadelphia, 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.