Air Vice-Marshal Peter Ewen was director of air support for the British Royal Air Force (RAF), “responsible for the procurement, in-service support and airworthiness of the Royal AirForce’s fleets of large aircraft” until January 2015.
Eight months after retiring from the RAF in 2015, Ewen became “Head of Air” for Airbus Defence, the main supplier of large aircraft to the RAF.  This followed a stint with as procurement adviser for rail franchising in the Department for Transport.
- Richard Brooks and Solomon Hughes Revolving Doors Special: PUBLIC SERVANTS, PRIVATE PAYDAYS How ministers and mandarins make life after government pay, Private Eye, 28 July 2016
- MTR Corporation Appoints Dr Peter Ewen as Engineering Director, MTR press release, 14 December 2015, accessed 22 March 2018