Senior Network Security Engineer (L4)

LocationBloomsbury Square, London, United Kingdom# Senior Network Security Engineer (L4) at N Consulting LtdLocationBloomsbury Square, London, United KingdomSalary£65 - £69 /yearJob TypeFull-timeDate PostedDecember 9th, 2025Apply Now**Role:** Senior Network Security Engineer (L4)**Experience:** 10years**Location:** Guildford,UK**Work mode:** Onsite**Role Overview**We are seeking a highly skilled L4 Network Security Engineer with deep expertise in Cisco security technologies, Check Point firewalls, and F5 APM. The ideal candidate will be responsible for designing, implementing, optimizing, and troubleshooting enterprise security solutions across multi-site and data center environments. This role requires hands-on experience in platform installations, upgrades, migrations, and decommissioning activities, along with strong troubleshooting and cross-team collaboration skills.**Key Responsibilities**1. Security Infrastructure Operations & EngineeringManage, configure, and troubleshoot Cisco...