• Contribute to the company’s growth while honing your skills
• Join a team dedicated to creating a positive impact in the community
• Enjoy a competitive salary of $95k-$120k, comprehensive benefits, and a supportive work environment!

About MAT 4Site Engineers Ltd.

MAT 4Site Engineers is a privately owned company located in the heart of the GTA that specializes in the design and engineering of building systems. Beginning with mechanical services, MAT 4Site Engineers has expanded to provide complete building services including electrical, energy modeling, communications, IT, and commissioning services. Since being established in 2004, our goal at the time was to help our clients create their Best Buildings – buildings that were best suited for our clients’ needs. Our commitment to this goal has never wavered.

At MAT 4Site Engineers, we pride ourselves on hiring only the best and the brightest. We have a dynamic team and a teamwork-based environment. We ensure that you will always be well compensated for your valuable time and effort - we want you for the long term and we want you to be at your best.

For more information, please visit our website.

About the Opportunity

Currently, MAT 4Site has an exciting opportunity for a Mechanical Engineer to join our team in Toronto (North York), ON on a full-time basis. This role will operate on a hybrid basis of in-office/on-site and work from home.

Reporting to a Senior Mechanical Engineer, this role is responsible for leading the design and delivery of mechanical building systems while managing assigned projects from concept through completion. This position plays a key role in coordinating with clients and project stakeholders, ensuring high-quality engineering deliverables, and mentoring junior designers to support successful project outcomes.

More specifically, your responsibilities include but are not limited to:

• Leading the design and delivery of mechanical building systems for commercial, multi-residential, and institutional projects
• Managing project assignments including scope, schedules, milestones, and client coordination
• Preparing and reviewing conceptual and detailed mechanical system designs
• Performing site investigations, field reviews, and attending project meetings with clients and contractors
• Developing and reviewing AutoCAD drawings and BIM models using Revit
• Designing and reviewing HVAC systems including load calculations, equipment sizing, and system layouts
• Designing and reviewing plumbing, drainage, fuel/gas, and fire protection systems
• Preparing energy models and conducting system performance analyses for building projects
• Preparing technical specifications, engineering reports, feasibility studies, and lifecycle analyses
• Coordinating with clients, contractors, consultants, and local utilities throughout project execution
• Reviewing designs for compliance with applicable building codes, standards, and quality requirements
• Mentoring junior designers, assigning tasks, and providing technical guidance

More About You

To qualify, you will need a Bachelor’s degree in Mechanical Engineering and a P.Eng. designation with Professional Engineers Ontario (PEO). A minimum of 5 years of experience in mechanical engineering within a consulting environment, specifically focused on building systems, will also be essential. A valid driver’s license and access to a reliable vehicle will also be required in order to travel to project sites.

Additionally, the following skills and background will be highly valued:

• Experience leading the design and delivery of mechanical building systems for commercial, multi-residential, industrial, and institutional facilities
• Strong proficiency with AutoCAD, Revit (BIM), and the MS Office Suite
• Proficiency with Carrier HAP, Trane Trace, eQUEST, IES/IESVE, or EnergyPlus
• Demonstrated expertise in HVAC design, load calculations, and mechanical equipment sizing
• Experience designing and reviewing plumbing, drainage, fuel/gas, and fire protection systems
• Experience preparing energy models and performing system performance analysis for buildings
• Ability to prepare technical specifications, engineering reports, feasibility studies, and lifecycle analyses

As our ideal candidate, you will possess strong leadership, communication, and collaboration skills that enable you to effectively mentor junior designers and coordinate with multidisciplinary project teams. You will also bring strong time management, organizational, attention to detail, and problem-solving abilities that allow you to manage competing priorities while ensuring project milestones and quality standards are consistently met.

This is an exciting opportunity for a technically skilled and proactive engineering professional who thrives in a collaborative consulting environment and is passionate about delivering high-quality building system designs while supporting the growth and development of their team.

About the Benefits

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