The professional head of the UK Armed Forces and the principal military adviser to the Secretary of State for Defence and the Government.
29 Jul 11
Deputises for the Chief of the Defence Staff and has responsibility, with the Second Permanent Secretary, for running Defence business, principally through the Central Staff.
31 Jan 12
Professional head of the Royal Navy.
20 Aug 10
Professional head of the British Army
29 Oct 10
Professional head of the Royal Air Force.
20 Aug 10