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 Skilled 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 (Mississauga)
🏢 AtkinsRéalis Group
📍 Mississauga