Shape enterprise threat detection at TD in Toronto using Microsoft Sentinel, Splunk, and practical cybersecurity analysis.
This Senior Information Security Analyst supports cybersecurity monitoring, detection engineering, and security operations improvement. You will maintain effective detections, analyze security events, tune alerts, and improve detection coverage. The work spans identity, endpoint, cloud, network, email, and application security.
Key Responsibilities: Develop, review, tune, and maintain security detections
Analyze alerts and telemetry for suspicious activity
Improve alert fidelity and reduce unnecessary noise
Document detection logic, data sources, and tuning decisions
Collaborate with SOC and technology teams
Requirements: Cybersecurity, SOC, incident response, or detection engineering experience
Hands-on Microsoft Sentinel experience
Working knowledge of Splunk and SIEM investigations
Understanding of attack techniques and security controls
Robust analytical, communication, and documentation skills
Bring detection engineering, SIEM analysis, and Microsoft security expertise to strengthen TD’s enterprise monitoring capabilities.