Williams will lead the health and safety regulation of the 2012 Olympics including the construction phase, while heading up HSE London Field Operations Division. He will continue in his current role as Chief Inspector of Construction until the post is filled.
Williams joined the HSE in 1977 as a factory inspector and has worked on the Channel Tunnel and Dartford Bridge construction projects before heading up HSE's construction policy team.
He was appointed HM Deputy Chief Inspector of Railways in 2000, and held senior posts in railways technical division and policy. He became HSE's Chief Inspector of Construction in 2005, and Director of FOD London Division from November 2006.