Educated at
Kettering Grammar School and
City University London, Lambert joined the
Royal Navy in 1974. He was appointed Commanding Officer of the
frigate in 1996. Promoted to
rear admiral on 29 June 2004, he was appointed
Commander Operations and Rear Admiral, Submarines in 2004. He went on to be Capability Manager (Precision Attack) and
Controller of the Navy in 2007, and
Deputy Chief of the Defence Staff (Equipment Capability) in 2009. In September 2009, he strongly defended the equipment, including helmet and body armour, being issued to military personnel in Afghanistan. Lambert was advanced to
Knight Commander of the Order of the Bath in the
2012 New Year Honours. ==Retirement==