Senior Network Engineer (Cisco ISE/Wireless/Palo Alto/Fortigate)
Hybrid working: 3 days per week required in the office.
Leading global professional services firm invites an experienced Senior Network Engineer to join our London office on a permanent basis.
Responsibilities
* Design, implement and manage complex network infrastructure using Cisco campus networking 9300 series and Cisco Nexus Switches.
* Configure and optimise Cisco ISE policies for authentication, authorisation, and accounting (AAA).
* Monitor and troubleshoot ISE-related issues to ensure optimal performance and security.
* Administer and configure FortiGate Firewalls for advanced security measures and threat management.
* Configure, deploy, and maintain Palo Alto Prisma Access Firewall policies to ensure secure access to critical applications and data.
* Monitor network performance, identify issues, and perform necessary troubleshooting to maintain optimal network health.
* Develop and enforce network security policies, procedures, and standards to protect organisational assets.
* Maintain, troubleshoot, and support Wireless LAN Controllers and associated Wi‑Fi networks.
Required Skills / Experience
* In-depth knowledge of core network fundamentals including Layer 2/3 technologies, routing protocols such as BGP and OSPF, and network troubleshooting.
* Proven experience in supporting network security functions primarily focusing on Cisco ISE (Identity Services Engine).
* Proven experience with Cisco's range of products including Catalyst and Nexus Switches.
* Working knowledge of Palo Alto Firewalls, Prisma Access and SD‑WAN in general will be highly desirable.
* Certifications in Cisco and Azure (desirable).
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