Protect Tangerine’s hybrid infrastructure through network security administration, endpoint protection, and technical troubleshooting in Toronto. Work onsite two days weekly, with shifts and rotational on-call support.
Reporting to the Manager, Network Security & Systems, this Senior Network Security Administrator supports Network and Delivery Services. The work spans on-premises, hybrid, and cloud environments, with responsibility for security administration, monitoring, analysis, and troubleshooting. You will administer network and endpoint security solutions while supporting production services.
Key Responsibilities: Deploy, configure, administer, and maintain security solutions
Monitor compliance, configurations, logs, scripts, connections, and systems
Identify vulnerabilities and recommend security countermeasures
Review events, determine causes,



and troubleshoot complex issues
Support highly available 24x7x365 production environments
Requirements: Five-plus years managing large-scale enterprise security infrastructure
Five-plus years administering Next Generation Firewalls
Three-plus years supporting IPS, web proxy, TLS, EPP, and EDR
Knowledge of Windows, MacOS, Linux, networking, and protocols
Post-secondary education in Computer Science, Engineering, or related technology
Apply network security administration, endpoint protection, monitoring, and troubleshooting expertise across Tangerine’s Toronto-based hybrid infrastructure.

#J-18808-Ljbffr

📌 Senior Network Security Administrator (Ontario)
🏢 Scotiabank
📍 Ontario