Peter Strachan has been appointed by the DfT to a new role overseeing major transport projects.
The one time head of Wales and Borders has been working in Australia and is currently CEO of Translink, the transport authority for Brisbane and South East Queensland.
Mr Strachan takes up his new job in October.
He will have responsibility for all major road and rail projects across the UK, and for public transport in London.
Prior to joining TransLink in March 2009, Strachan held senior management and leadership positions in Network Rail, Arriva, National Express and FirstGroup.
He was also a non-executive director on the Board of Transport Initiatives Edinburgh.
Strachan has over 23 years experience in the rail industry, having started his career as a graduate trainee with British Rail.