Shape detection standards and ATT&CK; coverage as a Senior Threat Detection Developer with PSP Investments in Montreal. Collaborate across global security operations in a four-day in-office hybrid mode.
Reporting to the Senior Manager, Security Operations Centre, you will work with hunters, responders, platform teams, and managed security specialists. The role combines KQL engineering, security automation, incident support, vulnerability assessment, and technical guidance. PSP’s stack includes Microsoft Sentinel, Microsoft Defender XDR, CrowdStrike Falcon, and Azure DevOps.

Key Responsibilities





Define detection engineering standards and reusable technical patternsCoordinate mitigation strategies with partner teamsSupport incidents through emergency detections and containment controlsAssess zero-day exposure and misconfiguration mitigation plansSteer detection catalogues using operational performance measuresRequirements:
Advanced ability designing and optimizing KQL queries at scaleHands-on Sentinel analytics rules, playbooks, connectors, and workbooksCybersecurity experience spanning operations, response, or detection engineeringKnowledge of Azure, hybrid cloud monitoring, network security, and vulnerabilitiesExcellent communication, documentation, mentoring, and bilingual English-French skillsBring senior detection engineering leadership, incident expertise, and ATT&CK; knowledge to PSP Investments’ Montreal security team.
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📌 Senior Threat Detection Developer Montreal (Winnipeg)
🏢 PSP’s Private Debt & Credit Investment (PDCI) group
📍 Winnipeg