Information Security

Senior Microsoft Sentinel & Defender MDR Engineer

EY

Southwestern Ontario · Ontario · Canada

EY is seeking a senior, hands‑on Microsoft security engineer to support the design, implementation, and continuous improvement of our MDR services. You will architect and deploy Microsoft Sentinel, engineer detections, and build automation with Azure Logic Apps for multinational clients.

As a senior engineer, you will onboard customer environments through Azure Lighthouse and Entra B2B, collaborating with delivery teams and stakeholders to drive production-ready security outcomes.

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Reference: WJ-291_11373180

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