ThreatLocker Specialist

Celestica
📍 Toronto, ON, Canada 💼 Full-time 🕒 Posted June 22, 2026

Job Description

08 - Specialist, Information Security
Req ID: 137488
Remote Position: Hybrid
Region: Americas
Country: Canada
State/Province: Ontario
City: Toronto

**Summary**

This role is critical for ensuring endpoint application control remains secure and usable for engineering teams, particularly by acting as a dedicated support function during the stabilization phase of a Default-Deny rollout.

In this role, you will be responsible for designing, implementing, auditing, and maintaining ThreatLocker policies across our organization (and/or client environments). You will play a critical role in preventing ransomware, malware, and unauthorized software execution by managing Application Whitelisting (Allowlisting), Ringfencing, Storage Control, and Elevation Control.

The ideal candidate has a strong background in system administration or cybersecurity, possess a deep understanding of Windows operating systems, and is passionate about achieving a t...

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Job Details

  • Location Toronto, ON
  • Job Type Full-time
  • Category other-general
  • Posted Date June 22, 2026
  • Application Deadline June 27, 2026