Overview

The Networks and Hosting team, within TfL are responsible for Microsoft (including Windows, Azure and SQL), AWS, Oracle and LINUX technologies managing and maintaining TfL’s core infrastructure at a virtual and physical layer.

The core servers we use includes Hyper Converged Infrastructure and full Windows Environments, hosting over 400 of TfLs Mission Critical and Business Critical services including The Elizabeth Line, London Underground, Overground, Buses and Oyster/Contactless which ultimately keep TfL services running.

The Team

The team is made up of approximately 20 Windows/VMware Infrastructure platform specialists, working together across multiple, key functional workstreams including day to day operational activities and Project Deliveries.

Key Accountabilities

As an Infrastructure Engineer, you will carry out day to day technical activities, guided by a Senior Engineer. There may also be requirement to support out of hours work and on-call for TfL’s 24/7 supported services, but this comes with a pay supplement. Workstreams include

• Run Operations – The teams primary focus is to prevent outages through checks and monitoring, and if a failure does occur, identifying the root cause and restore the service
• Ensure that tools and platforms remain upgraded and compliant to keep them safe from cyber-attacks, stable, and fully supported.
• Working closely with our team of Technical Delivery Managers to deliver improvements to existing infrastructure.
• Projects - Delivering specific project outcomes, and new services, related to the infrastructure environment including proof of concepts activities. Collaboration with our team of Technical Delivery Managers, and often Infrastructure Architects is key, to help deliver these outcomes.

Knowledge & Skills

• Microsoft Windows 2012, 2016, 2019, 2022 and 2025
• Hyper Converged Infrastructure – DELL VxRail and Azure Local
• VMware vSphere 6.5/7.0
• Windows Clustering
• HP C7000 blade enclosures
• Microsoft Active Directory, DNS and DHCP
• PowerShell – to enable automation through scripting
• Azure and AWS Cloud
• Knowledge of SAN, NAS and Host connectivity to Windows
• Forcepoint Web Security Solutions
• Trend Antivirus Security Solutions
• Defender Antivirus Solutions
• Knowledge of Microsoft SCCM and the application of critical patches
• F5 load balancing technology
• Zscaler Technologies

Note: If you have some but not all of these skills, support and training will be provided.

Equality, diversity and inclusion

We are committed to equality, diversity and inclusion. We want to represent the city we serve, which will help us become a more innovative and efficient organisation. Our goal is to make our recruitment as inclusive as possible. We are a disability confident employer who guarantee an interview to any disabled candidate who meets all of the essential criteria. We also use anonymising software that removes identifying information from CVs and cover letters to make the process fair.

Application Process

Please apply using your CV. Word format preferred and do not include any photographs or images.

The closing date for applications is 23/9/2025 @ 23:59.

Benefits

• Final salary pension scheme
• Free travel for you on the TfL network
• A 75% discount on National Rail Season Ticket and interest free loan
• 30 days annual leave plus public and bank holidays
• Private healthcare discounted scheme (optional)
• Tax-efficient cycle-to-work programme
• Retail, health, leisure and travel offers
• Discounted Eurostar travel
• EV Salary Sacrifice Scheme