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Information Security Analyst (Detection Engineer)

TD
Toronto, CAN
Full-time
Onsite
$69,700–$98,400
Discovered 2 weeks ago
CybersecuritySecurity monitoringDetection engineeringSIEMSplunkMicrosoft Sentinel

Full Job Posting

Work location and hours

  • The listed work location is Toronto, Ontario, Canada.
  • The posting lists 37.5 hours; no cadence for those hours is specified.

Pay details

  • The stated pay range is $69,700–$98,400 CAD; the posting does not specify a pay period.

Role overview

The role supports enterprise cybersecurity monitoring, detection engineering, and security operations improvement.

The analyst develops and maintains security detections, improves alert quality, supports threat detection, and advances security monitoring capabilities.

The posting describes the role as Senior Information Security Analyst.

Key responsibilities

  • Develop, review, tune, and maintain detections across SIEM and security monitoring platforms.
  • Analyze security events, alerts, and telemetry to identify suspicious activity, detection gaps, and improvement opportunities.
  • Improve alert fidelity, reduce unnecessary noise, and keep detections useful for security operations.
  • Use Microsoft Sentinel, Microsoft Defender products, Microsoft Entra ID, and Splunk for threat detection, investigations, and tuning.
  • Apply knowledge across identity, endpoint, cloud, network, email, and application security.
  • Collaborate with SOC, incident response, security engineering, and technology teams.
  • Document detection logic, assumptions, data sources, tuning decisions, and investigation guidance.
  • Assess detection relevance, actionability, coverage, and operational value.

Required qualifications

  • Experience in cybersecurity, security monitoring, SOC operations, incident response, threat hunting, or detection engineering.
  • Hands-on experience with Splunk and Microsoft Sentinel and familiarity with the Microsoft security suite.
  • Ability to review or support SIEM-based detections and investigations.
  • Strong cybersecurity fundamentals, including attack techniques, security controls, incident investigation, and risk-based thinking.
  • Familiarity with cloud security, identity, access, logging, monitoring, and misconfiguration risks.
  • Understanding of security telemetry from identity, endpoint, network, email, cloud, and application environments.
  • Ability to judge whether alerts are accurate, actionable, and useful for security operations.
  • Strong analytical, troubleshooting, communication, and documentation skills; ability to work with cross-functional technical teams.

Preferred qualifications

  • KQL, SPL, or other security query language experience is preferred.
  • Microsoft Defender XDR and related Defender product experience is preferred.
  • Experience with SentinelOne or similar endpoint detection and response platforms is preferred.
  • MITRE ATT&CK, threat intelligence, attack paths, or adversary behavior analysis familiarity is preferred.
  • Detection lifecycle management, detection-as-code, automation, SOAR, version control, and Python or PowerShell experience are preferred.
  • Experience in a regulated, financial services, or large enterprise environment is preferred.

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