<p>We are looking for a Senior Cyber Security Specialist to strengthen and advance our security operations in North York, Ontario. In this role, you will help protect enterprise systems, cloud platforms, and end-user environments by identifying risks, responding to threats, and driving practical security improvements. You will work across infrastructure, identity, endpoint, and network security while supporting compliance efforts and promoting a strong security culture throughout the organization.</p><p><br></p><p>This role is hybrid 2 days onsite in North York! </p><p><br></p><p>Responsibilities:</p><p>• Monitor, investigate, and respond to security events across cloud, network, endpoint, and identity environments using SIEM and threat detection tools.</p><p>• Conduct vulnerability assessments, interpret findings, and partner with technical teams to prioritize and track remediation activities.</p><p>• Administer and enhance security controls within Microsoft technologies, including Defender, Sentinel, Intune, Entra, Microsoft 365, and Azure.</p><p>• Strengthen firewall and perimeter protections by configuring, reviewing, and troubleshooting platforms such as Check Point and Cisco security technologies.</p><p>• Support incident response efforts by analyzing suspicious activity, containing threats, documenting outcomes, and recommending preventive measures.</p><p>• Contribute to governance, risk, and compliance initiatives by helping align security practices with recognized frameworks and internal requirements.</p><p>• Promote security awareness by assisting with education programs, guidance materials, and practical recommendations for reducing user-related risk.</p><p>• Assess and improve security architecture with a focus on Zero Trust principles, network segmentation, identity protection, and endpoint resilience.</p>