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Senior Mechanical Engineer

Snc-Lavalin | mississauga, Canada | Posted June 27, 2026

Position Overview

## Senior Mechanical EngineerApplylocations: CA.ON.Mississauga.2285 Speakman Drivetime type: Full timeposted on: Posted Todayjob requisition id: R- ### **Job Description**## **Overview**AtkinsRéalis is one of Canada’s largest private-sector nuclear engineering organizations, with more than 60 years of experience supporting the nuclear industry in Canada and globally. We deliver a comprehensive range of services across the nuclear lifecycle and are proud stewards of Canada’s CANDU nuclear technology. Our nuclear business is experiencing strong growth, driven by a robust pipeline of refurbishment and new build projects. As part of this momentum, Candu Energy Inc., an AtkinsRéalis company, has partnered with Ontario Power Generation (OPG) to deliver the Darlington New Nuclear Project (DNNP). This landmark project is leading the deployment of the GEH BWRX-300 Small Modular Reactor (SMR), the first grid-scale SMR in Canada.We are currently seeking a Senior Mechanical Engineer to ...

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