Lead HVAC and mechanical design for nuclear power infrastructure from AtkinsRéalis’ Mississauga office, using complex calculations and multidisciplinary engineering expertise.

As a Senior HVAC & Mechanical Lead Engineer, you will oversee projects from concept through contract administration. You will lead detailed HVAC and cooling-system design, supervise engineers, and coordinate with architectural, structural, electrical, and process-control disciplines. The work supports nuclear power plants within a matrix organization.

Key Responsibilities

Lead detailed HVAC and cooling-system design activities

Perform heat-load calculations and equipment sizing

Prepare drawings, specifications, datasheets, and technical evaluations

Review calculations, reports, documents, and design drawings





Coordinate multidisciplinary meetings, site visits, and commissioning support

Requirements

Engineering degree in mechanical, chemical, or engineering science

Canadian provincial Qualified Engineer registration with sealing authority

Fifteen to twenty-plus years of progressive engineering experience

Strong knowledge of closed-loop and chilled-water systems

Experience leading technical professionals and communicating effectively

Apply HVAC leadership, nuclear infrastructure knowledge, and equipment-sizing expertise to complex AtkinsRéalis engineering projects.

📌 Senior HVAC Mechanical Lead Engineer (Winnipeg)
🏢 AtkinsRéalis Group
📍 Winnipeg