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Added 46 mins ago
KL
Temporary Truck and Coach Technician
Kawartha Lakes
Kawartha Lakes, ON
- Temporary
The Truck and Coach Technician inspects, services, maintains, and repairs automotive light to heavy-duty trucks, emergency vehicles, transit buses and support equipment.
Added 46 mins ago
C
Security Technician - Service
Convergint
Burnaby, BC
- Full-time
Job Description: Convergint is currently recruiting for a Security Technician - Service focused to join our team in Vancouver, BC. As a Security Technician, you will be responsible for…
Added 1 hour ago
C
CFAA Fire Alarm Technician - Service
Convergint
Calgary, AB
- Full-time
Job Description: Convergint is looking for a full-time, team-oriented, results-driven Fire Alarm Technician to join our amazing culture in our Calgary, AB location. As the CFAA Fire Alarm…
Added 1 hour ago
HT
Director, Finance (CSM)
Husky Technologies
Bolton, ON
- Full-time
At Husky TechnologiesTM, our success is based on your success. Our ability to keep our customers in the lead is based on building the strongest team possible.
Added 1 hour ago
MP
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Mother Parkers Tea & Coffee
Mississauga, ON
- $47.69 CAD / hour
- Full-time
…proud of our 100+ years of business success, and excited about building a future with endless possibilities. Come join our team and work among the best, collaborate with high performers,…
Added 1 hour ago
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General Manager
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…standard for reliability, safety, and customer satisfaction by building lasting partnerships and creating value for our…
Added 3 hours ago
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- $24 to $26 CAD / hour
- Full-time
…architectural fiberglass windows, doors, and cladding support systems. Included in some of the most exciting and award-winning construction projects across North America, Cascadia’s goal is…
Added 6 hours ago
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Field Service Mechanic
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- Full-time
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Added 6 hours ago
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Director, Finance (CSM)
Husky Technologies
Bolton, ON
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At Husky TechnologiesTM, our success is based on your success. Our ability to keep our customers in the lead is based on building the strongest team possible.
Added 6 hours ago
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Automations Systems Technician
Convergint
Oldcastle, ON
- Full-time
Job Description: Convergint is looking for a full-time, enthusiastic, results driven and forward-thinking Building Automation Technician to join our amazing culture in Windsor, ON. As a…
Added 6 hours ago
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Service Manager
Convergint
Toronto, ON · Etobicoke, ON
- Full-time
…unmatched culture, making us the #1 global, serviced-based systems integrator in the industry. We take great pride in protecting the lives and assets of our customers and their communities…
Added 6 hours ago
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BAS Project Supervisor
Convergint
Toronto, ON · Etobicoke, ON
- Full-time
Job Description: Convergint is looking for a full-time, enthusiastic, results driven and forward-thinking Building Automation Supervisor to join our amazing culture at our Toronto, ON…
Added 6 hours ago
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MSCC Operator
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Ottawa, ON
- Part-time
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Added 7 hours ago
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- Full-time
In this role, you will support the maintenance and operation of critical building systems within a client's facility. As a Sr. Maintenance Technician, you will lead shift operations,…
Added 8 hours ago
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Added 9 hours ago
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General facilities maintenance and repair duties including the grounds, equipment and building systems including water, sewage, refrigeration, heating.
Added 11 hours ago
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Knowledge of Alarm, Fire Monitoring, CCTV, and Access Control systems
Added 11 hours ago
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…our hospitals operating safely and efficiently. From HVAC and building automation systems to plumbing, mechanical equipment and medical gas systems, you'll work on a wide variety of…
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Added 11 hours ago
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Salas O'Brien

Senior Commissioning Agent (Mechanical)

Toronto, ON, Canada
North York, ON, Canada

Full-time

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Job details

Job type: Full-time
Apply by: Dec 2, 2026
Experience: 5+ years of equivalent MEP construction, commissioning and project management experience.
Posting language: English
Posted: Nov 2, 2026

Original job description

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career - and they’ll receive great total rewards along the way.

About Us

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

About Our Commissioning Team

Vertical Start-Up Commissioning Group (VSC) is dedicated to improving facility and system start-ups through effective commissioning practices.

VSC is known in the industry for upholding the highest standards and methods for the commissioning process. Our team of engineers, technicians and technologists with many decades of practical “hands-on” experience ensures that our customers receive fully operational and functioning systems at the time of turnover.

Job Summary

Working on our commissioning team as a Senior Commissioning Agent (Mechanical), you will be providing commissioning services to our clients, which includes both off-site development work and on-site physical verification services. This is an exciting career for someone who is passionate about quality and doing things right and is seeking an opportunity that offers both hands-on field work and office technical development work.

In This Role, You Will

Work with the latest cloud-based commissioning technology and software.
Develop detailed functional performance test procedures.
Chair, manage, and attend commissioning related meetings.
Complete onsite commissioning including completing installations inspections, identifying issues, and completing supporting documentation.
Represent VSC Group at commissioning site meetings to present progress status, identify items that are required to be completed by contractors, and answer contractor and client/owner representative questions

You Will Be a Great Fit If You Have/are

Familiarity with the commissioning process, including pre-functional testing, functional performance testing (FPT), integrated systems testing (IST), and validation activities (training will be provided).
Understanding of environmental control requirements within CL2 and CL3 laboratories, clean rooms, containment facilities, pharmaceutical environments, healthcare facilities, and mission-critical research spaces.
Strong knowledge of airflow management, pressurization cascades, containment strategies, temperature and humidity control, and environmental monitoring systems.
Proficiency in psychrometrics, heat transfer, fluid dynamics, and HVAC system performance analysis.
Comprehensive knowledge of applicable building, mechanical, plumbing, fuel gas, fire protection, energy, laboratory, and biosafety codes and standards.
Experience with critical environmental control equipment, including AHUs, MAUs, exhaust systems, HEPA filtration systems, BSCs, fan filter units (FFUs), VRFs, heat pumps, chillers, boilers, pumps, cooling towers, heat exchangers, airflow measurement stations, and environmental monitoring sensors.
Understanding of Building Automation Systems (BAS), Laboratory Control Systems (LCS), room pressurization monitoring, and critical alarm management systems.
Experience interpreting and validating Sequences of Operation (SOOs), Control Narratives, Methods of Procedure (MOPs), Cause and Effect Matrices, and Integrated Testing Plans.
Knowledge of airflow visualization testing, room pressurization verification, trend analysis, Testing, Adjusting and Balancing (TAB), and containment performance verification.
Ability to analyze and troubleshoot complex HVAC and control system interactions in clean room and high-containment laboratory environments.
Excellent written and verbal communication skills with the ability to prepare clear technical reports and commissioning documentation.
Ability to respond professionally and effectively in sensitive operational and regulatory environments.
Ability to manage multiple priorities and meet aggressive project schedules and commissioning milestones.
Exceptional attention to detail, organization, and commitment to quality and regulatory compliance.

Required Skills/abilities

Completion of a Mechanical / Mechatronics Engineering degree / Technologist or Technician diploma in a related field.
5+ years of equivalent MEP construction, commissioning and project management experience.
Computer literacy with MS Office including Word, Excel, and Project.
Ability to work within a team environment.
Ability to work on site/in the field occasionally.
Analytical, problem solving and decision-making skills.
Willing to travel nationally within Canada.
Valid Ontario Driver's license and reliable transportation. Travel throughout Ontario to perform commissioning services will be required.
Reliability clearance required.
Eligible for Federal Government security clearance at Secret (Level II) or Top Secret (Level III) preferred.

Location: Toronto, Ontario, Canada

Travel: Frequent travel is required.

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

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More about this job

Responsibilities

Develop functional performance test procedures, manage commissioning meetings, and perform on-site inspections and system verification. Represent the commissioning team at site meetings, report progress, identify outstanding contractor work, and respond to client and contractor questions.

Requirements

Requires a mechanical or mechatronics engineering degree, or a related technologist or technician diploma, and at least five years of equivalent MEP construction, commissioning, and project management experience. Candidates need strong HVAC and commissioning knowledge, communication and analytical skills, a valid Ontario driver's license and reliable transportation, willingness to travel across Canada, and eligibility for reliability clearance.

Skills

Mechanical Commissioning
Functional Performance Testing
Integrated Systems Testing
HVAC Systems
Building Automation Systems
Laboratory Control Systems
Airflow Management
Room Pressurization
Psychrometrics
Environmental Monitoring
HVAC Troubleshooting
Technical Reporting
Project Management
Microsoft Office
Commissioning Documentation
Regulatory Compliance

Visa sponsorship

Not detected in the job text

Keywords

Mechanical Commissioning
MEP Construction
Functional Performance Testing
Integrated Systems Testing
Pre-Functional Testing
Validation Activities
HVAC
Building Automation Systems
Laboratory Control Systems
Air Handling Units
Make-Up Air Units
HEPA Filtration
Variable Refrigerant Flow
Chillers
Boilers
Cooling Towers
Sequences Of Operation
Control Narratives
Methods Of Procedure
Cause And Effect Matrices
Testing, Adjusting And Balancing
Airflow Visualization
Room Pressurization Verification
Clean Rooms
Containment Facilities
Biosafety
Microsoft Word
Microsoft Excel
Microsoft Project
Reliability Clearance

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