Senior Commissioning Engineer

JLL empowers you to shape a brighter way. 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 peopleand empowering them tothrive, 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. Senior Commissioning EngineerPosition OverviewJLL is seeking a Senior Commissioning Engineer to lead commissioning activities for large-scale critical facility construction projects. This role requires comprehensive expertise in MEP systems commissioning, quality assurance program execution, and technical leadership throughout all project phases from design through post-construction.Location:Home Based: Prefer Arlington, VA area, but open to qualified individuals in VA, WV, MA, NY, NJ, OH, NC, SC, PA, NH, FL, MITravel:Up to 50% across USA client sites (mostly Eastern Seaboard and Southeastern US)Commitment:Minimum 40 hours/weekCompensation: $117,000 - $143,000What This Job InvolvesCommissioning Leadership & Technical ExecutionLead and execute comprehensive commissioning activities across all project phases including design, pre-construction, construction, and post-construction. Demonstrate fluency with commissioning processes and deliverables per ASHRAE, CSA, and LEED requirements. Develop robust Commissioning Plans and Specifications while implementing electrical and EPMS QA/QC inspection programs for complex facility projects.Field Operations & TestingConduct field-based commissioning activities including site visits, startup witnessing, functional testing, and integrated systems testing. Utilize calibrated testing equipment such as flow hoods, anemometers, pitot tubes, IR cameras, and Power Quality Meters. Develop startup and test forms, functional test scripts, and integrated systems test scripts while managing execution and witnessing activities.Documentation & Quality ManagementManage end-to-end project documentation including preparation, review, and issuance of commissioning deliverables. Develop inspection checklists, test scripts, procedures, and project-specific documentation. Write detailed Standard Operating Procedures (SOPs) and Methods of Procedures (MOPs). Compile comprehensive site-specific Systems Manuals and maintain Issues Logs to track and resolve project challenges.Stakeholder CollaborationWork directly with General Contractors, MEP trades, inspectors, authorities having jurisdiction (AHJs), consultants, and contractors. Chair commissioning meetings and coordinate cross-functional teams. Schedule and coordinate JLL and project team members to maximize efficiency while ensuring contractor compliance with requirements.Project & Contract ManagementProtect JLL's contractual position and ensure all work meets contracted requirements. Perform commissioning design drawing, specification, and submittal reviews. Manage fee allocation, time and productivity, conflict resolution, and quality standards. Deliver project status reports and analyze contractor schedule updates.Required SkillsEducation & ExperienceBachelor's degree in Engineering or equivalent (Engineering degree preferred)Minimum 10 years of relevant MEP engineering and/or field-testing experienceMinimum 5 years providing building commissioning and/or construction QA/QC field servicesTechnical ExpertiseExpert knowledge of commissioning processes per ASHRAE, CSA, and LEED standardsWorking knowledge of MEP equipment/systems installation, startup, pre-functional testing, inspections, and acceptance testingProficiency using electrical testing meters and equipment including Power Quality Meters, thermography, NETA tests, ground tests, hi-pot, meggerKnowledge and experience testing utility transformers, UPS systems, generators, automated paralleling switchgear, ATSs, STSs, fuel oil systems, PDUs, EPMS, and electrical power generation/distribution systemsProficiency with calibrated testing equipment (flow hoods, anemometers, pitot tubes, IR cameras, various meters)Software & SystemsProficiency in QA/QC and commissioning software: BIM360, CxAlloy, Facility GridProficiency in MS Project, Word, and ExcelStrong data management skillsProfessional CompetenciesExcellent written and verbal communication skillsDemonstrated ability to coordinate multiple project schedules and deliver status reportsAbility to analyze and report on contractor and third-party schedule updatesStrong fee, time, productivity, conflict, and quality management capabilitiesAbility to develop, review, and evaluate training programs for installed equipment and systemsPreferred SkillsCertifications & LicensesCEM, CBCP, CPMP, and/or LEED designationProfessional Engineer (PE) or PMP certificationAdditional ExperienceExperience in consultancy or owner organizationBackground as a Facility ManagerExperience as an operating engineer in data centers or mission-critical facilitiesInternational project experienceLanguage SkillsWork fluency in Spanish and/or PortugueseFlexibilityWillingness and ability to travel internationally when neededJLL is committed to developing and maintaining a diverse workforce. JLL strongly believes in equal opportunity extended to all individuals in all aspects of the employment relationship.This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.Expected compensation for this position:117,000.00 – 143,000.00 USD per yearFinal compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.Location:Remote –Arlington, VA, Boston, MA, Charlotte, NC, Chicago, IL, Columbus, OH, New York, NY, Pensacola, FL, Philadelphia, PA, Tampa, FL, Washington, DCIf 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 contributionsComprehensive Medical, Dental & Vision CarePaid parental leave at 100% of salaryPaid Time Off and Company HolidaysEarly access to earned wages through Daily PayAt 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'repursuing.JLL 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 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.Pursuant to the Arizona Civil Rights Act, criminal convictions are not an absolute bar to employment.Pursuant to Illinois Law, applicants are not obligated to disclose sealed or expunged records of conviction or arrest.Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job-related convictions will be considered and will not automatically disqualify the candidate.California Residents onlyIf you are a California resident as defined in the California Consumer Privacy Act (CCPA) please view ourSupplemental Privacy Statement which describes your rights and disclosures about your personal information.If you are viewing this on a mobile device you may want to view the CCPA version on a larger device.Pursuant to the Los Angeles Fair Chance Initiative for Hiring Ordinance, JLL will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance.Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.Accepting applications on an ongoing basis until candidate identified.SummaryLocation: Arlington, VA; Charlotte, NC; Pensacola, FL; New York, NY; Philadelphia, PA; Washington, DC; Tampa, FL; Chicago, IL; Columbus, OH; Boston, MAType: Full time