Senior Microsoft Sentinel & Defender MDR Engineer

EY is seeking a senior, hands-on Microsoft security engineer to design, implement, and continuously improve MDR services using Microsoft Sentinel and Defender technologies. You will work directly with clients and delivery teams to architect detections, automate with Logic Apps, and onboard environments via Azure Lighthouse and Entra B2B.

The role requires deep engineering experience, strong client communication, and ownership from design through production support in a fast-paced, enterprise