Senior Commissioning Engineer

JLL•Arlington, VA

1d•Hybrid

About The Position

JLL 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.

Requirements

Bachelor's degree in Engineering or equivalent (Engineering degree preferred)
Minimum 10 years of relevant MEP engineering and/or field-testing experience
Minimum 5 years providing building commissioning and/or construction QA/QC field services
Expert knowledge of commissioning processes per ASHRAE, CSA, and LEED standards
Working knowledge of MEP equipment/systems installation, startup, pre-functional testing, inspections, and acceptance testing
Proficiency using electrical testing meters and equipment including Power Quality Meters, thermography, NETA tests, ground tests, hi-pot, megger
Knowledge and experience testing utility transformers, UPS systems, generators, automated paralleling switchgear, ATSs, STSs, fuel oil systems, PDUs, EPMS, and electrical power generation/distribution systems
Proficiency with calibrated testing equipment (flow hoods, anemometers, pitot tubes, IR cameras, various meters)
Proficiency in QA/QC and commissioning software: BIM360, CxAlloy, Facility Grid
Proficiency in MS Project, Word, and Excel
Strong data management skills
Excellent written and verbal communication skills
Demonstrated ability to coordinate multiple project schedules and deliver status reports
Ability to analyze and report on contractor and third-party schedule updates
Strong fee, time, productivity, conflict, and quality management capabilities
Ability to develop, review, and evaluate training programs for installed equipment and systems
Candidates must be authorized to work in the United States without sponsorship.

Nice To Haves

CEM, CBCP, CPMP, and/or LEED designation
Professional Engineer (PE) or PMP certification
Experience in consultancy or owner organization
Background as a Facility Manager
Experience as an operating engineer in data centers or mission-critical facilities
International project experience
Work fluency in Spanish and/or Portuguese
Willingness and ability to travel internationally when needed

Responsibilities

Lead 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.
Conduct 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.
Manage 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.
Work 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.
Protect 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.