Senior Cybersecurity Specialist

Quantum Technology Recruiting Inc. (QTR); Toronto; Hybrid; CAD 105,000 - 120,000; Full time

Benefits offered by this job

On-Call Rotation

Job summary

Quantum Technology Recruiting Inc. (QTR) is seeking a Senior Cybersecurity Specialist to join a hands-on security team. You will balance operational security responsibilities with strategic initiatives and modernization across multiple platforms.

Working in a small, engaged team, you will respond to incidents, strengthen security posture, and drive improvements across cloud and on‑prem environments. Hybrid work model with 3 days in office.

Qualifications

• 5+ years hands-on cybersecurity operations or security engineering.
• Experience with monitoring, incident investigation, vulnerability management, SIEM, endpoint protection, and email security.
• Experience in regulatory environments is a plus; relevant certifications are assets.

Responsibilities

• Investigate and respond to cybersecurity incidents, phishing reports, security alerts, and suspicious activity.
• Manage and maintain cybersecurity technologies including vulnerability management, email security, endpoint protection, and SIEM.
• Monitor security events across cloud and on-prem environments with timely threat detection and remediation.
• Lead security projects focused on improving infrastructure, logging, identity and access management, and automation.
• Collaborate with cross-functional teams to strengthen security posture and resolve complex issues.

Skills

Cybersecurity operations

Incident response

Vulnerability management

SIEM

Endpoint protection

Email security

Job description

Position: Senior Cybersecurity Specialist

Location: Toronto, ON

Salary Range: $105K - $120K

Work model: Hybrid, 3 days per week

Job Type: Permanent, full-time

Posting Type: Open vacancy

Overview

Our client is seeking a Senior Cybersecurity Specialist to join their collaborative and hands-on cybersecurity team. This is an excellent opportunity for an experienced security professional who enjoys balancing operational security responsibilities with strategic security initiatives and continuous improvement projects.

Working within a small, highly engaged team, you will have the opportunity to make a meaningful impact by strengthening the organization’s security posture, responding to security incidents, and driving modernization across multiple security platforms.

Key Responsibilities

• Investigate and respond to cybersecurity incidents, including phishing reports, security alerts, and suspicious activity.
• Manage and maintain key cybersecurity technologies, including vulnerability management, email security, endpoint protection, and SIEM solutions.
• Monitor and analyze security events across cloud and on-premises environments, ensuring timely detection and remediation of threats.
• Lead and support cybersecurity projects focused on improving security infrastructure, logging, identity and access management, and automation.
• Collaborate with cross-functional teams to strengthen the organization’s security posture, implement security best practices, and resolve complex security issues.

Qualifications

• 5+ years of hands-on experience in cybersecurity operations, incident response, or security engineering.
• Strong knowledge of security monitoring, incident investigation, vulnerability management, SIEM, endpoint protection, and email security technologies.
• Experience identifying, investigating, and mitigating malicious activity across enterprise environments.
• Excellent analytical, troubleshooting, communication, and stakeholder management skills, with the ability to work effectively across technical and business teams.
• Experience in a financial services or other highly regulated environment is preferred; SANS (GIAC), CISSP, or other recognized cybersecurity certifications are considered strong assets.

Additional Information

• On-Call Rotation: One-week rotation (including weekends) using a primary, secondary, and tertiary support model.

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