Build production-ready threat defenses with Python, PowerShell, KQL, and Azure DevOps at PSP Investments’ Security Operations Centre. Montreal’s hybrid SOC collaborates with global offices and a managed security service provider.
This Senior Developer role focuses on engineering controls that detect and prevent threat actor activity across corporate, cloud, identity, and investment environments. You will translate hunting, intelligence, response, and testing recommendations into prioritized use cases. Your work spans detection code, preventive rules, automation, telemetry quality, and operational support.
Key Responsibilities: Translate security recommendations into prioritized detection use cases
Automate response, enrichment, and vulnerability tracking workflows
Assess telemetry coverage and tune required log sources




Resolve noisy rules and connector or playbook failures
Guide analysts and review provider detection content
Requirements: Minimum five years in security operations, response, or detection engineering
Formal software delivery experience using Python and PowerShell
Solid Microsoft Sentinel, Defender XDR, and CrowdStrike Falcon expertise
Knowledge of MITRE ATT&CK;, vulnerabilities, Windows, Linux, and TCP/IP
Experience with SOAR, Logic Apps, REST APIs, and vulnerability management
Use software engineering discipline and cybersecurity expertise to deliver measurable, resilient threat defense for PSP Investments.

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📌 Senior Cybersecurity Developer Threat Defense (Quebec City)
🏢 PSP’s Private Debt & Credit Investment (PDCI) group
📍 Quebec City