The Chief of the Defence Staff (CDS) is the professional head of the British Armed Forces and the most senior uniformed military adviser to the Secretary of State for Defence and the Prime Minister of the United Kingdom. The chief of the defence staff is based at the Ministry of Defence and works alongside the Permanent Under-Secretary of State for Defence, the ministry's senior civil servant. The Chief of Defence is the highest ranking officer to currently serve in the armed forces.
Air marshal is an air-officer rank used by some air forces, with origins from the Royal Air Force. The rank is used by the air forces of many countries which have historical British influence, including many Commonwealth nations. The rank is usually equivalent to a vice admiral or a lieutenant general.
Australian Army officers receive a commission from the Governor-General of Australia, who is also the Commander-in-Chief of the Australian Defence Force. The commission is signed by both the Governor-General and the Minister of Defence. Rank insignia for commissioned officers is identical to that of the British Army, with the addition of a band containing the word "Australia" beneath the insignia.
Chief of Air Force (CAF) is the most senior appointment in the Royal Australian Air Force (RAAF), responsible to the Chief of the Defence Force (CDF) and the Secretary of the Department of Defence. The rank associated with the position is air marshal (three-star). The role encompasses "the delivery of aerospace capability, enhancing the Air Force's reputation and positioning the Air Force for the future". It does not include direction of air operations, which is the purview of the Air Commander Australia, a two-star position responsible directly to CDF in such circumstances but nominally reporting to CAF.
The Australian Defence Force's (ADF) ranks of officers and enlisted personnel in each of its three service branches of the Royal Australian Navy (RAN), the Australian Army, and the Royal Australian Air Force (RAAF) inherited their rank structures from their British counterparts. The insignia used to identify these ranks are also generally similar to those used in the British Armed Forces.
Air marshal is the second-highest active rank of the Royal Australian Air Force and was created as a direct equivalent of the British Royal Air Force rank of air marshal, it is also considered a three-star rank. The rank is held by the Chief of Air Force (CAF), and when the Vice Chief of the Defence Force (VCDF), the Chief of Joint Operations (CJOPS) and/or the Chief of the Capability Development executive (CCDE) are Air Force officers.
The Vice Chief of the Defence Force (VCDF) is the military deputy to the Chief of the Defence Force (CDF) of Australia, and acts as the CDF in his absence under standing acting arrangements. Air Marshal Robert Chipman, the incumbent VCDF, has held the position since 9 July 2024.
Air Vice Marshal William Dowling Bostock, was a senior commander in the Royal Australian Air Force (RAAF). During World War II he led RAAF Command, the Air Force's main operational formation, with responsibility for the defence of Australia and air offensives against Japanese targets in the South West Pacific Area. His achievements in the role earned him the Distinguished Service Order and the American Medal of Freedom. General Douglas MacArthur described him as "one of the world's most successful airmen".
The Australian Defence Organisation (ADO) is composed of the armed forces of the Commonwealth of Australia, the Australian Defence Force (ADF), and the Australian Public Service government department, the Department of Defence which is composed of a range of civilian support organisations.
The Australian Defence Organisation (ADO) is composed of the armed forces of the Commonwealth of Australia, the Australian Defence Force (ADF), and the Australian Public Service government department, the Department of Defence which is composed of a range of civilian support organisations.
Air Marshal Sir Alister Murray Murdoch, was a senior commander in the Royal Australian Air Force (RAAF). He served as Chief of the Air Staff (CAS) from 1965 to 1969. Joining the Air Force in 1930, Murdoch trained as a seaplane pilot and participated in an Antarctic rescue mission for lost explorers in 1935. During World War II, he commanded No. 221 Squadron RAF in Europe and the Middle East, and later occupied senior positions on the staff of RAAF formations in the South West Pacific. His post-war appointments included Commandant of RAAF College from 1952 to 1953, Air Officer Commanding (AOC) Training Command from 1953 to 1955, Deputy Chief of the Air Staff from 1958 to 1959, and AOC Operational Command from 1962 to 1965.
Air Marshal Melvin Ernest Glanville Hupfeld, is a retired senior officer of the Royal Australian Air Force. He served as Air Commander Australia from 2012 to 2014 and was the acting and final Chief Capability Development Group (2015–16), before being appointed as Head Force Design in the Vice Chief of the Defence Force Group (2016–18). He was promoted air marshal and made Chief of Joint Operations in May 2018, and succeeded Air Marshal Leo Davies as Chief of Air Force in July 2019.
Warrant Officer of the Air Force (WOFF-AF) is the senior Warrant Officer in the Royal Australian Air Force (RAAF). It is a singular appointment, being it is only held by one person at any time. The special insignia for the WOFF-AF is the Australian Coat of Arms encircled by a wreath of Australian native flora. The current Warrant Officer of the Air Force is Ralph Clifton.
Air Vice Marshal William Lloyd Hely, CB, CBE, AFC was a senior commander in the Royal Australian Air Force (RAAF). He graduated from the Royal Military College, Duntroon, in 1930 before transferring to the RAAF as a cadet pilot. Hely came to public attention in 1936–37, first when he crashed on a survey flight in the Northern Territory, and later when he undertook two successful missions to locate missing aircraft in the same vicinity. His rescue efforts earned him the Air Force Cross. After occupying staff positions during the early years of World War II, Hely was appointed Officer Commanding No. 72 Wing in Dutch New Guinea in May 1944. Later that year he formed No. 84 Wing, commanding it during the Bougainville campaign until the end of the Pacific War.
Air Marshal Warren George McDonald, is a retired senior officer of the Royal Australian Air Force (RAAF). He joined the RAAF as a 15-year-old apprentice and, in 1989, underwent pilot training. A series of squadron and staff postings in Australia, Canada and Malaysia followed, before he was appointed to command No. 11 Squadron (2007–09), No. 92 Wing (2009–11) and Air Mobility Group (2013–15). He was Deputy Chief of Air Force from July 2015 to May 2017 and the inaugural Chief of Joint Capabilities from July 2017 to November 2020.
Air Vice Marshal Gavin Alexander Turnbull, is a retired senior commander in the Royal Australian Air Force (RAAF). He joined the RAAF in 1984, trained as a helicopter pilot, and transferred to fast jets in 1991. He has commanded No. 77 Squadron RAAF (2002–04), No. 81 Wing RAAF (2007–11) and the 609th Combined Air Operations Centre (2012), and deployed on operations to the Sinai Peninsula, Iraq and Afghanistan. He served as Air Commander Australia from 2014 to 2017, and Deputy Chief of Air Force from May 2017 to July 2019.
Air Marshal Robert Timothy Chipman, is a senior officer in the Royal Australian Air Force (RAAF). He joined the RAAF as an aeronautical engineer in 1989 and gained his pilot's wings in 1994. He has commanded No. 75 Squadron RAAF (2006–09), the Air and Space Operations Centre (2010–12), No. 81 Wing RAAF (2013–14) and Air Task Unit 630.1 (2014), and deployed to the Middle East on Operations Slipper and Okra. He served as the Australian Military Representative to NATO and the European Union from 2019 to 2021, Head Military Strategic Commitments from 2021 to 2022 and Chief of Air Force from 2022 to 2024. Chipman assumed his current appointment as the Vice Chief of the Defence Force on 9 July 2024.
Air Marshal Darren James Goldie, is a senior officer in the Royal Australian Air Force. He joined the RAAF through the Australian Defence Force Academy in 1993 and gained his pilot's wings in 1997. He has deployed on operations to East Timor, Iraq and Afghanistan, and has commanded No. 37 Squadron RAAF (2012–15) and No. 92 Wing RAAF (2017–18). He was Air Commander Australia from April 2022 to June 2023, and served as the inaugural National Cyber Security Coordinator from July to November 2023.
Air Vice-Marshal Vincent Joseph Iervasi, is a retired senior officer of the Royal Australian Air Force (RAAF). He joined the RAAF in 1985 and gained his pilot's wings in 1989. He deployed to Bosnia and Herzegovina on Operation Deny Flight in 1995, Qatar in support of Operation Slipper in 2014, and to Al Minhad Air Base in support of Operations Okra and Highroad in 2019. He commanded No. 3 Squadron RAAF (2005–08), No. 81 Wing RAAF (2011–12), the 609th Combined Air Operations Centre (2014) and the Air Warfare Centre (2017–18). He was Commander Joint Task Force 633 from January to June 2019 and served as Air Commander Australia from 2019 to 2022.
