CareerPlan

Senior Analyst – Operations and Assurance

Toronto, OntarioFull-time2026-09-21 → 2026-11-11
Based in Canada

Core

Senior security generalist leading investigation and resolution of complex security alerts and incidents while providing hands-on administration and support across Zscaler, email security, Microsoft security platforms, identity and access controls, vulnerability management, and AI security.

Role type

Senior IC security operations analyst

Builds

Secure enterprise infrastructure, applications, and AI services

Domain

Technology Services / Cybersecurity

Required skills

Security incident response, Zscaler administration, Microsoft Defender XDR/Sentinel/Entra ID/Purview, vulnerability management, phishing investigation, conditional access management, legal hold/eDiscovery, third-party risk assessment, PowerShell/Python automation

Preferred skills

Generative AI security review, workflow automation, security policy implementation

Technologies

Zscaler, Microsoft Defender XDR, Microsoft Sentinel, Microsoft Entra ID, Microsoft Purview, ServiceNow, Abnormal Security

Responsibilities

Investigate and respond to security alerts from Microsoft Sentinel and Defender XDR; manage security incidents and service requests in ServiceNow; administer Zscaler Internet Access, Private Access, and Client Connector; review Zscaler logs and implement URL filtering and cloud application controls; administer email-security controls across Microsoft Defender for Office 365 and Exchange Online; perform message tracing and policy tuning; support secure adoption of AI services and review AI applications for security risks; operate the enterprise vulnerability-management lifecycle; lead phishing simulation and security-awareness activities; execute legal hold and eDiscovery requests; conduct vendor and third-party risk assessments; maintain security procedures and operational dashboards.

Seniority

Senior, hands-on IC