3 of 3 Contract Network Security Engineer Jobs in the UK

Role: Network & Security Engineer Rate: Inside IR35 Location: Full time onsite in Harmondsworth, West Drayton Duration: 6-months initially The Role We are looking for Network L2 and L3 admins for one of the major airlines in the UK. This role is customer-facing and requires strong technical hands-on and good communication skills as outlined … OSI layers 1-7, with the ability to apply analytical and troubleshooting skill sets to solve complex problems across all networking disciplines * Monitor the performance and capability of the network using diversified tools. Identify the malfunctioning of hardware, software, and alerts events. * Triage or troubleshoot the issues & incident, within the defined areas. Follow Standard Operating Manuals and coordinate with … resolutions. * Develop strong relationships with the customer and all other support departments. * Experience in supporting the Cisco WLAN Controllers, SSID and Access Points * Experience on Implementing and troubleshooting Firewalls Security, VPN's, NAT policy, Software Patch management * Configuring and troubleshooting routing & switching protocols: Set up and troubleshoot protocols like OSPF, BGP, EIGRP, VLANs, STPs, VRF, MC-LAG, FHRP, DMVPN More ❯

Network Security Engineer 2-3 month Contract London (Hybrid) £335/day Outside IR35 Network Security Engineer required for an initial 2–3 month rolling contract, with an immediate start — ideally available by July 2025. This role is primarily remote, with occasional travel to a client site in London. A chance to work with … an established global IT and Digital transformation consultancy for an end client in the Telecoms domain. Key Skills and experience: Strong network security skill set including Checkpoint firewalls (NGFW) and F5 load balancers (BIG-IP) Proficient in configuring, managing, and troubleshooting Checkpoint firewalls and security policies Hands-on experience with F5 BIG-IP for load balancing, application … delivery, and traffic management In-depth knowledge of Cisco LAN/WAN environments (routers, switches, ASA, Catalyst, Nexus) Extensive experience in networking and security , including migration , configuration , and troubleshooting Expert-level knowledge of network architecture and security solutions , ensuring minimal disruption during transitions Proven ability to lead and assist in network infrastructure migrations Skilled in configuring More ❯

Senior Network Security Engineer – 3-Month Initial Contract (Extension likely) Location: Onsite in West Drayton/Hayes, UK (5 Days per Week) Start: ASAP IR35: Outside IR35 Security Clearance: Will be sponsored for eligible candidates We’re not looking for just another engineer - we’re after a seasoned Network Security expert who’s … infrastructure at its core. If you thrive in a fast-moving, hands-on environment and want to work with cutting-edge tech, this contract is built for you. Senior Network Security Engineer The Tech Stack You’ll Own: Fortinet SD-WAN – Core to the network transformation Fortinet Firewalls – Design and deployment Cisco Nexus – High-performance switching … environments Cisco Wi-Fi/LAN Routing & Switching – Solid fundamentals essential Firewall & Security Architecture – Design, configure, secure Configuration Mastery – You’ll write and load full network configs What Makes This Role Different? Security Clearance provided – We’ll sponsor you if eligible. Outside IR35 – Work with freedom and flexibility. Real Possibility of Extension – This is just phase one More ❯