Senior 2nd-Line Firewall & Security Engineer

BT Group is seeking Network Security 2nd Line Firewall Engineers across Belfast, Hatfield, Sheffield and Manchester. The role focuses on complex network security deployments, incident response, and security advisory services for BT and client contracts.

A 3-2 hybrid working model is possible with 24×7 coverage. The position requires hands-on firewall expertise (Fortinet, Cisco ASA/FirePower, Palo Alto) and cloud security skills in Azure/AWS, plus scripting in Python/Go/Bash.

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