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 (Winnipeg)
🏢 PSP’s Private Debt u0026 Credit Investment (PDCI) group
📍 Winnipeg