This job posting is for a current vacancy with our client. We are looking for a Senior Information Security Engineer to join a nationwide Technology team, and support a well-established insurance company. This role works closely with Infrastructure and Information Security leaders to strengthen the company’s security posture, ensure system reliability, and support the ongoing evolution of enterprise security practices. In this position, you will play a key role in implementing and maintaining security systems, documenting policies and procedures, troubleshooting complex issues, and monitoring environments to ensure compliance, reliability, and availability. In this role, you will: <ul><li>Support the implementation and maintenance of cybersecurity systems and controls.</li><li>Work with technologies including firewalls, vulnerability scanners, SIEM tools, and related platforms.</li><li>Assist with IT management infrastructure such as automated tasking, standard builds, monitoring systems, paging tools, patch deployment, and application deployment.</li><li>Serve as a senior member of the Vulnerability Management, Incident Management, and Security Configuration teams.</li><li>Troubleshoot and resolve Tier 3 technical issues.</li><li>Respond to, mitigate, and recover from assigned security events.</li><li>Conduct vulnerability testing, scanning, and documentation.</li><li>Monitor for security breaches and suspicious activity.</li><li>Provide mentorship, guidance, and knowledge transfer to other team members.</li><li>Maintain and update cybersecurity and IT documentation, including policies, procedures, and technical standards.</li></ul>

<ul><li>Minimum 7 years of experience in a cybersecurity or infrastructure‑security role.</li><li>Proficiency in scripting (ideally, with PowerShell).</li><li>Knowledge of security technologies such as firewalls, IPS/IDS, vulnerability scanning tools, SIEM systems, and firewall rule creation/maintenance.</li><li>Hands‑on experience with monitoring, network diagnostic, and analytics tools.</li><li>Demonstrated experience in Tier 3 technical troubleshooting.</li><li>Experience working with security frameworks such as NIST or other regulatory frameworks.</li></ul> Compensation & benefits … This is a full-time and permanent position that includes a base salary between $120 - 130k, a pension plan, stock program, education and training program, extended health and dental benefits, and paid vacation time. This position is bonus eligible as well. Work model: This is a hybrid position (2x a week in the office). Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/ca/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more. This job posting is for a current vacancy with our client. Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster. Questions? Call your local office at 1.888.490.4429. All applicants applying for Canadian job openings must be authorized to work in Canada. Only job postings for jobs located in Quebec appear in French. © 2025 Robert Half. By clicking “Apply,” you’re agreeing to Robert Half’s <a href="https://www.roberthalf.com/ca/en/terms">Terms of Use</a> and <a href="https://www.roberthalf.com/ca/en/privacy">Privacy Notice</a>.

North York, ON
onsite
Permanent
120000 - 130000 CAD / Yearly
This job posting is for a current vacancy with our client. We are looking for a Senior Information Security Engineer to join a nationwide Technology team, and support a well-established insurance company. This role works closely with Infrastructure and Information Security leaders to strengthen the company’s security posture, ensure system reliability, and support the ongoing evolution of enterprise security practices. In this position, you will play a key role in implementing and maintaining security systems, documenting policies and procedures, troubleshooting complex issues, and monitoring environments to ensure compliance, reliability, and availability. In this role, you will: <ul><li>Support the implementation and maintenance of cybersecurity systems and controls.</li><li>Work with technologies including firewalls, vulnerability scanners, SIEM tools, and related platforms.</li><li>Assist with IT management infrastructure such as automated tasking, standard builds, monitoring systems, paging tools, patch deployment, and application deployment.</li><li>Serve as a senior member of the Vulnerability Management, Incident Management, and Security Configuration teams.</li><li>Troubleshoot and resolve Tier 3 technical issues.</li><li>Respond to, mitigate, and recover from assigned security events.</li><li>Conduct vulnerability testing, scanning, and documentation.</li><li>Monitor for security breaches and suspicious activity.</li><li>Provide mentorship, guidance, and knowledge transfer to other team members.</li><li>Maintain and update cybersecurity and IT documentation, including policies, procedures, and technical standards.</li></ul>
2026-03-25T00:00:00Z

Senior IT Security Engineer Job in North York, ON | Robert Half