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Senior Information Security Analyst

Mississauga, ON💼 Full-time💰 $106,000–$106,000🗓 2026-05-14 → 2026-09-25

Core

Lead investigation and response to security incidents across network, endpoint, cloud, and SaaS platforms while protecting sensitive data via governance and DLP controls.

Role type

Senior Information Security Analyst (Incident Response & Data Protection)

Builds

Security detection workflows, incident response playbooks, and data protection controls for enterprise, cloud, and SaaS environments.

Domain

Cybersecurity, Cloud Security, SaaS Security, Data Governance

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Incident response, threat hunting, SIEM analysis, data loss prevention (DLP), data governance, cloud security, SaaS security, risk assessment, technical mentorship

Preferred skills

Endpoint detection and response (EDR), identity and access management, vulnerability management, network traffic analysis

Technologies

Splunk, QRadar, ArcSight, Elastic, Microsoft 365, Office 365, SIEM, EDR

Responsibilities

Lead end-to-end security incident investigations and response; tune and support DLP controls across email, cloud storage, and endpoints; embed security requirements into IT and business projects; perform technical risk assessments and support audits; mentor junior analysts; improve detection logic and alert quality.

Seniority

Senior, hands-on IC with mentorship responsibilities

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