Network Support Engineer (Fortinet SD-WAN)

This is a fantastic opportunity for a Network Support Engineer to join a well-established organisation that operates one of the UK’s most critical and complex transport networks.

Based just minutes from London Bridge Station, you’ll be part of a collaborative in-house team supporting and improving network infrastructure that keeps millions connected and moving every day.

You’ll gain hands-on experience with Fortinet SD-WAN and Cisco Routing & Switching, with a clear progression path into project delivery and design-focused work as you develop. This role suits a CCNA-level engineer looking for a technically rewarding position with strong long-term career prospects.

Responsibilities:

• Provide hands-on support and troubleshooting across Fortinet SD-WAN and Cisco network infrastructure.

• Monitor, maintain, and optimise LAN/WAN performance across multiple sites.

• Assist in network upgrades, patching, and configuration changes.

• Work closely with the wider IT and infrastructure teams on project deployments.

• Escalate complex issues to senior engineers while maintaining strong service levels.

• Contribute to continuous improvement initiatives and network documentation.

Skills / Must Have:

• CCNA-level knowledge of routing, switching, and network fundamentals.

• Experience supporting Cisco network environments.

• Exposure to Fortinet firewalls or SD-WAN (training provided).

• Strong troubleshooting and diagnostic skills.

• Excellent communication and teamwork abilities.

• A genuine desire to progress into project and design work.

Benefits:

• Final salary pension scheme

• 25 days annual leave (plus bank holidays)

• Free rail travel across the organisation’s network

• Ongoing professional development and certification support

• Opportunity to transition into network project engineering roles

Salary:

£55,000 – £65,000 per annum

Location:

3 days a week in the office – London Bridge

A leading UK transport organisation operating one of the country’s busiest and most innovative digital networks. They’re investing heavily in technology modernisation and offer a stable, rewarding environment for engineers passionate about connectivity and reliability.