<p>Glocomms is partnered with a leading North American quantitative trading firm to identify a Senior Information Security Analyst to join their Montreal-based security team. This individual will play a critical role in supporting enterprise IT operations, end-user technology services, and information security initiatives across a fast-paced trading environment. The successful candidate will work closely with internal stakeholders, technology teams, and external security providers to strengthen the firm's security posture while ensuring a seamless user experience.</p><p><br></p><p><strong>Primary Responsibilities</strong></p><ul><li>Provide advanced IT support and helpdesk services for desktop, endpoint, and infrastructure-related issues across a global user base.</li><li>Support and maintain security controls, monitoring platforms, and operational processes that protect the firm's technology environment.</li><li>Monitor security alerts, dashboards, and ticketing systems, performing real-time analysis and triage of security events and incidents.</li><li>Investigate, escalate, and coordinate response efforts for cybersecurity incidents, including phishing attempts, malware activity, network-based threats, and suspected compromises.</li><li>Conduct event log analysis, threat detection activities, and security investigations utilizing SIEM platforms, IDS/IPS technologies, and related monitoring tools.</li><li>Identify security gaps and recommend countermeasures, mitigating controls, and remediation strategies to improve overall security posture.</li><li>Collaborate with third-party security providers, infrastructure teams, and business stakeholders to support incident management and security operations.</li><li>Assist with network and infrastructure troubleshooting involving routers, switches, TCP/IP networking, DNS, HTTP, and other core networking protocols.</li><li>Support security reporting, documentation, and communication to technical and non-technical stakeholders.</li><li>Participate in security operations coverage, including occasional after-hours or weekend support as required.</li></ul><p><br></p><p><strong>Key Qualifications</strong></p><ul><li>5+ years of experience in Information Security, Cybersecurity, IT Operations, Help Desk, Systems Administration, or a related technical discipline.</li><li>Strong understanding of enterprise IT environments, end-user support, and infrastructure operations within mid-to-large-scale organizations.</li><li>Experience monitoring and investigating security events within a Security Operations Center (SOC) or similar security operations environment.</li><li>Hands-on experience with SIEM tools, security monitoring platforms, incident response processes, and threat detection technologies.</li><li>Solid knowledge of network security concepts, IDS/IPS, host-based firewalls, data loss prevention (DLP), and common attack methodologies.</li><li>Strong understanding of networking fundamentals, including TCP/IP, DNS, HTTP, IP addressing, routers, switches, and network troubleshooting.</li><li>Experience analyzing phishing campaigns, malware activity, intrusion attempts, and other cybersecurity threats.</li><li>Familiarity with scripting and automation using Python, Bash, or PowerShell.</li><li>Excellent analytical, problem-solving, and security investigation skills with the ability to assess and prioritize risks effectively.</li><li>Strong written and verbal communication skills, proven stakeholder management abilities, and the capacity to work collaboratively across technical and business teams.</li></ul><p><br></p><p>This is an excellent opportunity to join a highly regarded quantitative trading organization where technology and security are core to the firm's success. The role offers exposure to complex enterprise infrastructure, cybersecurity operations, and business-critical systems in a collaborative and high-performance environment. This position is based in <strong>Montreal and requires employees to work onsite 2-3 days per week.</strong> No C2C/C2H.</p><p></p>