Senior Nuclear Hvac Lead Engineer

Lead nuclear HVAC design with heat-load calculations and multidisciplinary execution from AtkinsRéalis’ Mississauga head office in Ontario. This position includes potential project-site travel.As a Senior HVAC and Mechanical Lead Engineer, you will oversee infrastructure projects from concept through contract administration. You will design HVAC and cooling systems, lead technical professionals, and support nuclear power plant engineering. The work includes equipment sizing, hydraulic modeling, P&IDs, and regulatory submissions.Key Responsibilities:
Lead detailed HVAC and cooling-system design activitiesCalculate heat loads, equipment sizes, flows, and pressure dropsSupervise, train, and mentor junior and intermediate staffPrepare specifications, datasheets, drawings, and vendor evaluationsReview designs, site changes, deficiencies, and commissioning supportRequirements:
Accredited mechanical, chemical, or engineering-science degreeCanadian Professional Engineer registration qualified to seal documentsFifteen to twenty-plus years of progressive engineering experienceExperience with nuclear facilities or power plant designKnowledge of CSA B51, ANSI B31.1, and ASME B31.3Apply your nuclear HVAC leadership, equipment-sizing expertise, and engineering judgment to complex AtkinsRéalis infrastructure projects.
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