AECOM is a global infrastructure leader and trusted supplier of professional services to the public and private sectors across the UK. They are delivering some of the country’s most ambitious projects across rail, aviation, energy, buildings, places, water, defence, data centres and environment. Many of these are household names—Manchester’s Metrolink tram network, Thames Tideway Tunnel, Crossrail, Heathrow, and the restoration of the Elizabeth Tower (home to Big Ben), one the UK’s most treasured landmarks.