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 patterns
Coordinate mitigation strategies with partner teams
Support incidents through emergency detections and containment controls




Assess zero-day exposure and misconfiguration mitigation plans
Steer detection catalogues using operational performance measures

Requirements:
Advanced ability designing and optimizing KQL queries at scale
Hands-on Sentinel analytics rules, playbooks, connectors, and workbooks
Cybersecurity experience spanning operations, response, or detection engineering
Knowledge of Azure, hybrid cloud monitoring, network security, and vulnerabilities
Excellent communication, documentation, mentoring, and bilingual English-French skills

Bring senior detection engineering leadership, incident expertise, and ATT&CK; knowledge to PSP Investments’ Montreal security team.

📌 Senior Threat Detection Developer Montreal
🏢 PSP’s Private Debt & Credit Investment (PDCI) group
📍 Montreal