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).

Language Asset: Fluency in Mandarin is required.

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)

Language:

Mandarin (required)

Licence/Certification:

Driving Licence (required)

Professional Engineer in Ontario (PEO) (required)

Work Location: In person