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Assistant Building Engineer Jobs in Ontario (NOW HIRING)

HDR

CFD Co-op (Winter 2027)

Toronto, ON

As part of HDR's Building Engineering Services Group, you'll help design the critical ... and assist in setting up numerical models for various CFD projects). * Perform other duties as ...

exp

Building Science Technologist

Brampton, ON · On-site

CA$50K - CA$65K/yr

As a team of engineers, architects, designers, scientists, creators and a community of ... failed building envelopes. * Assist with Structural, Architectural, and Civil CADD work;

VueReal

Systems Engineer

Waterloo, ON · On-site

... building engineering tools, back end services, and user interfaces for test, calibration ... Practical experience using AI coding assistants to improve engineering productivity, with the ...

VueReal, Inc.

Systems Engineer

Waterloo, ON · On-site

... building engineering tools, back end services, and user interfaces for test, calibration ... Practical experience using AI coding assistants to improve engineering productivity, with the ...

TalentSphere

Mechanical Associate Engineer

Toronto, ON · On-site

CA$125K/yr

Oversee the design and technical success of building HVAC, Plumbing and Fire Protection systems amongst the team * Assist with determining the scope and fees for proposed engineering services. * Keep ...

SearchLabs

Mechanical Engineer .

Toronto, ON · Hybrid

CA$75K - CA$85K/yr

The Role Working as part of a multidisciplinary project team, the Mechanical Engineer will assist with the design, coordination, documentation, and delivery of mechanical building systems. The ...

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All JobsBuilding Engineer JobsAssistant Building Engineer JobsAssistant Building Engineer Jobs in Ontario

Assistant Building Engineer information

See Ontario salary details

$13

$24

$32

How much do assistant building engineer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for assistant building engineer in Ontario is $24.02, according to ZipRecruiter salary data. Most workers in this role earn between $18.99 and $26.92 per hour, depending on experience, location, and employer.

What does an assistant building engineer do?

An Assistant Building Engineer supports the maintenance and operation of building systems such as HVAC, electrical, plumbing, and safety systems. They assist in performing routine inspections, troubleshooting equipment issues, and conducting repairs under the supervision of senior engineers. Their responsibilities also include maintaining logs, responding to service requests, and ensuring that the building meets safety and efficiency standards. This role often involves working closely with other maintenance staff and building management to ensure smooth facility operations.

What are some common challenges faced by assistant building engineers, and how can they effectively address them?

Assistant Building Engineers often encounter challenges such as troubleshooting unexpected equipment malfunctions, managing time-sensitive repairs, and coordinating with various vendors or contractors. To address these, it's important to develop strong problem-solving skills, stay up to date with building systems and safety protocols, and communicate clearly with both the engineering team and building occupants. Proactively scheduling preventive maintenance and building good working relationships with senior engineers can also help manage these challenges efficiently.

What are the key skills and qualifications needed to thrive as an assistant building engineer, and why are they important?

To thrive as an Assistant Building Engineer, you need a basic understanding of building systems (HVAC, electrical, plumbing), maintenance procedures, and often a high school diploma or technical certification in a relevant field. Familiarity with building management systems (BMS), work order software, and safety regulations is typically required. Strong problem-solving abilities, attention to detail, and effective communication are important soft skills in this role. These skills ensure the efficient operation, safety, and reliability of building facilities, directly impacting occupant comfort and operational costs.

What is the difference between Assistant Building Engineer vs Building Technician?

AspectAssistant Building EngineerBuilding Technician
CertificationsHVAC, facilities management, safety certificationsHVAC, electrical, plumbing certifications
Work EnvironmentCommercial, residential, institutional buildingsBuilding systems maintenance, repair, troubleshooting
Employer & IndustryProperty management, facilities servicesMaintenance companies, building management

Assistant Building Engineers and Building Technicians often share certifications and work in similar environments. The main difference is that Assistant Building Engineers typically oversee broader building systems and assist in management tasks, while Building Technicians focus more on hands-on maintenance and repairs. Both roles are essential for building operations and often collaborate within property management teams.

How do you become a building engineer assistant?

To become a building engineer assistant, candidates typically need a high school diploma or equivalent and may pursue relevant certifications such as HVAC or electrical licenses. Gaining experience in building maintenance, understanding building systems, and developing skills in troubleshooting and safety are also important steps in preparing for this role.

How to become a building engineer assistant?

To become a building engineer assistant, candidates typically need a high school diploma or equivalent and some experience with building systems or maintenance. Relevant skills include knowledge of HVAC, electrical, and plumbing systems, and some roles may require certifications such as OSHA safety training or technical diplomas. On-the-job training is common, and strong organizational and communication skills are beneficial for supporting building operations and maintenance tasks.

What is an assistant building engineer position?

An assistant building engineer supports the maintenance and operation of building systems such as HVAC, electrical, and plumbing. They often assist licensed engineers, perform routine inspections, and may need certifications like EPA or HVAC licenses, working under the supervision of a senior engineer in commercial or institutional facilities.

What is the role of a building engineer assistant?

A building engineer assistant supports the maintenance and operation of building systems such as HVAC, electrical, plumbing, and safety equipment. They assist with inspections, repairs, and routine tasks to ensure the building functions efficiently and safely, often working under the supervision of a building engineer or facilities manager.

What are the most commonly searched types of Building Engineer jobs in Ontario?

The most popular types of Building Engineer jobs in Ontario are:

What cities in Ontario are hiring for Assistant Building Engineer jobs?

Cities in Ontario with the most Assistant Building Engineer job openings:

Assistant Building Engineer jobs near you
Infographic showing various Assistant Building Engineer job openings in Ontario as of August 2026, with employment types broken down into 79% Full Time, 19% Part Time, and 2% Contract. Highlights an 82% Physical, 2% Hybrid, and 16% Remote job distribution, with an average salary of $49,959 per year, or $24 per hour.

CFD Co-op (Winter 2027)

HDR

Toronto, ON

Full-time

Posted 10 days ago

Key responsibilities

  • Perform supervised design calculations and element design, including documenting CFD assumptions and methodology, reporting final results, creating CAD models, and assisting in setting up numerical models for CFD projects.

  • Work on a variety of projects related to the Computational Fluid Dynamics Service for different building structures, supporting projects in various stages of design and construction.

  • Apply standard engineering techniques and procedures under the supervision of a professional or Project Manager.

HDR rating

9.3

Company rating: 9.3 out of 10

Based on 60 frontline employees who took The Breakroom Quiz

26th of 452 rated engineering

Job description

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?
Watch Our Story:' https://www.hdrinc.com/our-story' 
Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. 
We believe building engineering is more than systems and structures, it's about powering progress and enabling innovation. As part of HDR's Building Engineering Services Group, you'll help design the critical infrastructure that supports the digital age and shapes the spaces where people work, connect, and thrive. From high-performance data centers driving the future of AI to dynamic commercial environments, your work will directly support technological advancement, sustainability, and human experience. We bring together mechanical, electrical, structural, and civil engineering experts to solve complex design challenges with precision, creativity, and collaboration. Whether you're optimizing energy efficiency, integrating resilient systems, or engineering the backbone of next-generation facilities, your contributions will help define the future of the built environment. This isn't just a job, it's a chance to lead innovation, engineer impact, and build a legacy of excellence.

HDR is currently seeking applications from dynamic and eager to learn engineering students for a four-month placement at our downtown Toronto office. In this role, the successful candidate will work on a large variety of projects associated with the Computational Fluid Dynamics Service for different building structures. The student will work concurrently on multiple projects that are in various stages of design and construction. This diverse array of projects and tasks will provide the student with excellent opportunities to learn about all aspects of the building engineering industry.

HDR will also ensure that the successful candidate is well supported and put in a position to succeed. They will be working as an important member of our CFD team, who will provide them with mentorship to support their growth and development. Additionally, the student will also have the opportunity to work with and learn from several of HDR's subject matter experts throughout the company.

Job Responsibilities

Responsibilities will vary in scope depending on project mix. In the role of CFD Co-op, we'll count on you to: 

  • Offer real-world experience on exciting projects
  • Connect with recent college graduates and our company leaders through mentoring and young professionals programs
  • Apply standard engineering techniques and procedures
  • Perform assignments under the direct supervision of a professional or Project Manager
  • Conduct supervised design calculations and element design (with a focus on documenting CFD assumptions and methodology, reporting final results, creating CAD models, and assist in setting up numerical models for various CFD projects).
  • Perform other duties as needed


 

Preferred Qualifications 
 
  • Prefer 2 years completed toward degree with 3.0+ GPA
  • Demonstrated knowledge of software packages related to field of study/industry e.g. ANSYS Fluent, CFX, COMSOL Multiphysics, Star CCM+, etc. 
  • Excellent oral and written communication skills.
  • Independent learner who is capable of quickly learning new skills.
  • Successful working in a team environment.
  • Keen observer with a strong attention to detail.
  • Skilled in using CAD software's such as Revit, AutoCAD, and Bluebeam Revu.
  • Knowledge of engineering principles associated with CFD
  • Past experience working with an Engineering firm.
Required Qualifications
  • Currently enrolled in an undergraduate or graduate Engineering program
  • Attention to detail
  • Possess strong problem-solving and communication skills
  • Basic Microsoft Office skills
  • An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.
Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.
Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

What HDR employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About HDR

Sourced by ZipRecruiter

At HDR, we specialize in engineering, architecture, environmental and construction services. While we are most well-known for adding beauty and structure to communities through high-performance buildings and smart infrastructure, we provide much more than that. We create an unshakable foundation for progress because our multidisciplinary teams also include scientists, economists, builders, analysts and artists.

Industry

Specialized design services

Company size

5,001 - 10,000 Employees

Headquarters location

Omaha, NE, US

Year founded

1917

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