AI Detection Engineering Information Security Specialist (B3617)

The Toronto-Dominion Bank (Canada)

📍 Toronto, Ontario, Canada 💼 Full time 🕒 Posted March 23, 2026

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Job Description

Description
 :We are seeking an experienced and technically proficient Information Security Specialist (L10) to lead CTD’s AI-driven detection engineering capability. This role owns the design, implementation, and operation of machine learning–enhanced detections across SIEM/XDR ecosystems, elevating alert fidelity and analyst productivity through automation, codified pipelines, and governed model lifecycle. You will partner with CSOC, CSIRT, Threat Hunting, and platform teams to deliver enterprise-scale detections that adapt to evolving threats, while mentoring L9 engineers and shaping CTD’s detection roadmap. 
Key Responsibilities 
AI Detection Engineering & Content Leadership 
Design, build, and productionize ML/AI detections (e.g., anomaly detection, behavior models, graph analytics) for Microsoft Defender (MDI/MDE/MDO), Sentinel, Splunk, and related platforms; champion model quality, drift monitoring, and explainability. 
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Job Details

Location Toronto, Ontario
Job Type Full time
Category Computer Occupations
Posted Date March 23, 2026
Application Deadline May 02, 2026