Elevate endpoint application control as an Information Security Specialist at Celestica. This hybrid role supports engineering teams by managing ThreatLocker policies to prevent unauthorized software execution.

As a key player in the security team, you will design, implement, and maintain ThreatLocker application policies. Your expertise in system administration and cybersecurity will be crucial during the Default-Deny rollout. Focus on preventing ransomware and ensuring a Zero Trust security posture across client environments.

Key Responsibilities:
• Create and tune ThreatLocker application allowlisting policies
• Manage Ringfencing to restrict authorized application behavior
• Implement least-privilege access control for users




• Monitor daily ThreatLocker approval requests effectively
• Maintain updated ThreatLocker agents across all endpoints

Requirements:
• 3+ years of ThreatLocker management experience
• 3+ years in System Administration or Cybersecurity
• In-depth knowledge of Windows OS fundamentals
• Basic scripting knowledge in PowerShell or Command Prompt
• Familiarity with macOS or Linux is advantageous

Bring your ThreatLocker expertise and cybersecurity skills to Celestica's dedicated team.
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📌 Information Security Specialist at Celestica (Ontario)
🏢 Celestica
📍 Ontario