IT Network & Security Engineer

The Network & Security Engineer will support both day-to-day network operations and infrastructure project delivery. The role will involve maintaining and improving network and security services across our headquarters, branch offices, data centres and cloud connected environments. The environment includes Cisco switching, routing and wireless, Cisco Firepower/FMC, Cisco ISE, Palo Alto firewalls, F5 load balancers, Cisco Nexus data centre switching, SolarWinds, Cisco Prime, AWS/Azure networking and third-party managed MPLS WAN services. As we continue to develop our network strategy, experience with SD-WAN technologies would be highly beneficial., * Support, maintain and improve the company’s LAN, WAN, wireless, firewall and data centre network infrastructure.

• Troubleshoot network faults, performance issues, connectivity problems and security-related incidents.
• Manage Cisco switching, routing and wireless infrastructure across headquarters, data centres and branch offices.
• Assist with secure wired, wireless and VPN access using technologies such as 802.1X, MAB and Cisco ISE.
• Support data centre networking, including Cisco Nexus switching and F5 load balancing.
• Work with third-party providers for MPLS, WAN, internet circuits and managed router services.
• Contribute to network transformation projects, including future SD-WAN initiatives.
• Monitor network performance, availability, utilisation and health alerts using SolarWinds, Cisco Prime or similar tools.
• Maintain network hardware/software lifecycle, documentation, diagrams and operational procedures.
• Work within ITIL-aligned change, incident, problem and project delivery processes.
• Build strong relationships with internal teams, external partners and key stakeholders.

Do you have a valid Driving License license?, Do you have experience in WAN?, Skills and Experience Required

• Minimum 5 years’ experience in an enterprise networking environment.

• Strong practical experience with Cisco routing, switching and wireless technologies.

• Experience with next-generation firewall platforms, ideally Cisco Firepower/FMC and/or Palo Alto Networks.

• Experience with secure network access technologies such as Cisco ISE, 802.1X, MAB, VPN and identity-based access control.

• Good understanding of cyber security principles, network segmentation, secure access and incident response.

• Strong troubleshooting skills with the ability to diagnose and resolve complex network and performance issues.

• Experience using monitoring and management platforms such as SolarWinds or similar.

• Good written & verbal communication skills, with the ability to clearly explain technical issues.

• Experience working within ITIL framework, including incident, problem & change management.

• Experience of deployment and managing SD-WAN environment. * Must have full UK driver’s license
• CCNP Enterprise, CCNP Security or equivalent experience.
• Palo Alto PCNSA, PCNSE or equivalent experience.
• Experience with Cisco SD-WAN, Meraki SD-WAN, Palo Alto SD-WAN or similar technologies.
• Experience with Cisco DNA/Catalyst Center.
• Experience with F5 Local Traffic Manager / BIG-IP.
• Experience with Cisco Nexus data centre switching.
• Exposure to cloud networking in AWS and/or Azure.
• VMware or Microsoft infrastructure experience would be beneficial.

The role is based at our Chiswick Park headquarters in London. Chiswick Business Park is a modern campus-style location built around a lake, with a wide range of facilities and regular events. Hybrid working is available following successful completion of the probation period. We offer a vibrant company culture, diversity and inclusion networks, incentives to reward hard work, and a wellbeing package, confidential counselling, Mental Health First Aiders, access to coaching and subsidised gym membership. Foxtons is one of London’s leading estate agency groups, with a large and highly connected branch network across London and the surrounding areas. We are looking for a capable and motivated Network & Security Engineer to join our Network Infrastructure Team and help support, maintain and improve the performance, resilience and security of our network estate. This is an excellent opportunity for someone who wants exposure to a broad enterprise environment covering routing, switching, wireless, firewalls, identity-based network access, data centre networking, load balancing, monitoring and future SD-WAN transformation.