Senior / Lead Mechanical Engineer (Building Construction)

Job Overview

We are currently seeking an experienced and dynamic Senior / Lead Mechanical Design Engineer to head our building systems engineering team. As a quickly expanding company, we are looking for a technical leader who can not only deliver high-quality designs for complex projects but also mentor staff, drive project success, and foster growth.

Job Description

• Technical Leadership: Oversee and review the mechanical systems design (HVAC, plumbing, drainage, and sprinkler systems) for mid- and high-rise residential buildings.
• Project Management: Lead and manage multiple engineering projects of varying size and complexity simultaneously from concept through to commissioning and completion.
• Design & Quality Assurance: Establish design concepts, approve detailed designs, tender packages, and construction documents. Ensure all drawings, schematics, and specifications meet top-tier QA/QC standards.
• Team Mentorship: Supervise, mentor, and guide intermediate/junior designers and engineers. Solve complex technical issues and bottlenecks within projects.
• Coordination & Collaboration: Lead interdisciplinary coordination (structural, electrical, architectural) to ensure seamless integration of layouts, pipe, and duct runs.
• Site & Construction Oversight: Conduct critical field visits, upset-limit reviews, and handle complex site issues, commissioning processes, and contract administration.
• Regulatory Compliance: Ensure all designs strictly comply with the Ontario Building Code (OBC), CSA, ASHRAE, and NFPA standards.
• Client Relations: Act as the primary technical point of contact for clients, architects, and authorities having jurisdiction (AHJ).

Qualifications

• Minimum 7+ years as a Lead Mechanical Design Engineer in a Canadian Consulting Firm.
• Minimum 5 years of experience specifically focusing on New Building Construction (complete system design) for mid-to-high-rise residential sectors.
• Software Proficiency: Strong working knowledge and hands-on experience with both AutoCAD and Revit is required. Ability to guide BIM workflows.
• Proven leadership, project management, and team-building capabilities in a fast-paced environment.
• Excellent verbal and written English communication skills; strong presentation skills for client meetings.
• Deep understanding of mechanical construction methods, installation technologies, scheduling, and commissioning.
• Mobility: Valid Ontario Driver’s License and access to a vehicle for site visits (required).

We thank all applicants for their interest; however, only those selected for an interview will be contacted. We encourage applications from all qualified individuals and are committed to fostering a diverse and inclusive workplace as an equal opportunity employer.

Job Types: Full-time, Permanent

Benefits

• Casual dress
• Dental care
• Extended health care
• On-site parking
• Vision care

Ability to commute/relocate

• Scarborough, ON M1V 1V2: reliably commute or plan to relocate before starting work (required)

Application question(s)

• Do you have experience with both AutoCAD and Revit?
• Do you have a minimum of 7+ years of experience as a Lead Mechanical Design Engineer in a Canadian Consulting Firm?

Experience

• New Building Construction - complete system design: 5 years (required)

Licence/Certification

• Driving Licence (required)
• Professional Engineer in Ontario (PEO) (required)

Work Location: In person