Senior Specialist,Cybersecurity Job Toronto area,Ontario Canada,IT/Tech

Position Summary:

Under the guidance of the Manager, Cybersecurity Operations, the Senior Cybersecurity Specialist is responsible for the day-to-day operation, management, and continuous improvement of the organization’s cybersecurity tools and processes. This role is a key member of the Security Operations team, actively monitoring, triaging, and responding to security alerts and incidents. The analyst plays a hands-on role in managing security infrastructure, threat intelligence integration, and ensuring the operational effectiveness of security controls.

Key Accountabilities:

Security Monitoring & Incident Response

Monitor, analyze, and triage security alerts from SIEM, EDR, firewall, and other security platforms.

Perform Tier 2/3 incident response, including threat containment, eradication, and recovery.

Conduct root cause analysis and post-incident reviews to inform improvements.

Contribute to the maintenance of incident response plans, playbooks, and response runbooks.

Cybersecurity Tool Management & Optimization

Administer and tune cybersecurity tools (., SIEM, EDR, vulnerability scanners, DLP, email security, .

Create and refine detection rules, alerting thresholds, and automated workflows.

Ensure tools are integrated effectively and function as intended across environments.

Collaborate with vendors and MSSPs (if applicable) to troubleshoot or enhance tool performance.

Vulnerability & Threat Management

Perform vulnerability scans, analyze results, and coordinate remediation with infrastructure/application teams.

Support threat hunting activities and help identify stealthy or low-signal threats.

Stay informed about emerging threats, vulnerabilities, and attacker tactics (., via MITRE ATT&CK, threat intel feeds).

Assist in developing metrics and dashboards to track security posture and risk exposure.

Documentation, Reporting & Collaboration

Maintain clear and accurate documentation including incident reports, tool configurations, and operational procedures.

Provide technical reporting and summaries for audits, leadership, and compliance.

Collaborate with IT, compliance, and business units to ensure security practices align with operational needs.

Mentor junior analysts and contribute to operational maturity initiatives within the security team.

Educational and Functional Requirements:

Minimum 5 years of hands-on experience in cybersecurity operations, incident response, or related IT security roles.

Post-secondary education in Information Technology, Cybersecurity, Computer Science, or a suitable combination of education and experience.

Industry-recognized certifications such as CISSP, CISM, GCIH, GCIA, CompTIA CySA+, or equivalent are highly preferred.

Proven expertise in deploying and managing cybersecurity tools and infrastructure, including SIEM, EDR, firewalls, and vulnerability scanners.

Experience with operational cybersecurity tasks, including threat detection, log analysis, system hardening, patch management, and network security controls.

Strong understanding of threat landscapes, attack techniques (., MITRE ATT&CK), and common security frameworks such as NIST, ISO 27001, or CIS Controls.

Excellent communication and collaboration skills, with a demonstrated ability to respond effectively to both technical and non-technical stakeholders.

Experience supporting audits and regulatory compliance processes is considered an asset.

Minimum Salary (CAD $) 71,500 - Midpoint Salary (CAD $)96,500.00 - Maximum Salary (CAD $)

Senior Specialist, Cybersecurity