54(R) Squadron became the home of the ISR Warfare School who are responsible for the delivery of the Qualified Weapons Instructor Course for ISR (QWI ISR) From 2013, 54 Sqn has also trained crews for the newly acquired RC-135 Rivet Joint aircraft. The squadron was formally titled No. 54 (Reserve) Squadron up until 2018, when the (Reserve) nameplate was removed from all training squadrons. Crew from No. 54 Squadron ferried the first RAF Boeing Poseidon MRA.1 ZP801 from the Boeing Renton Factory, Seattle, to NAS Jacksonville, Florida, on 31 October 2019. Since October 2020, the squadron operates a detachment at RAF Lossiemouth, Moray, in order to act as the OCU for the Poseidon MRA.1. Locations Wartime locations included: Locations in Britain 3 September 1939 – RAF Hornchurch, London Borough of Havering, east London September 1940 – RAF Catterick, Catterick, North Yorkshire February 1941 – RAF Hornchurch, London Borough of Havering, east London November 1941 – RAF Castletown, Castletown, Scotland June 1942 – RAF Wellingore, Lincolnshire Locations in Australia: 13 August 1942: Ascot Vale, Melbourne, Victoria 24 August 1942: Richmond, Sydney, New South Wales 13 January 1943: Sydney, New South Wales 25 January 1943: Parap Airfield, Darwin, Northern Territory 9 May 1944: Potshot, Exmouth Gulf, Western Australia 19 May 1944: Livingstone Airfield, Northern Territory 23 October 1945: Parap Airfield, Darwin, Northern Territory 30 October 1945: Melbourne, Victoria Commanding officers Wartime commanding officers included: Sqn.Ldr. N. Orton – August 1941 Sqn.Ldr. E. M Gibbs – 13 August 1942 Sqn.Ldr. R.B Newton – 11 January 1944 Sqn.Ldr J.B.H Nicholas – 1 July 1945 F-Lt D.M Gossland – 30 October 1945 Aircraft operated Aircraft operated include: Royal Aircraft Factory B.E.2c (May 1916 – December 1916) Royal Aircraft Factory B.E.12 (June 1916 – June 1916) Avro 504 (July 1916 – ?) Bristol Scout (October 1916 – December 1916) Sopwith Pup (October 1916 – December 1917) Sopwith Camel (December 1917 – February 1919) Armstrong Whitworth Siskin Mk.IIIa/Mk.IIIdc (January 1930 – December 1930) Bristol Bulldog Mk.IIa (April 1930 – September 1936) Gloster Gauntlet Mk.II (August 1936 – May 1937) Gloster Gladiator Mk.I (April 1937 – February 1941) Supermarine Spitfire Mk.I (March 1939 – February 1941) Supermarine Spitfire Mk.IIa (February 1941 – May 1941; August 1941) Supermarine Spitfire Mk.Va (May 1941 – November 1941) Supermarine Spitfire Mk.IIb (November 1941 – March 1942) Supermarine Spitfire Mk.Vb (March 1942 – June 1942) Supermarine Spitfire Mk.Vc (November 1942 – May 1944)