The title chief of staff (or head of staff) identifies the leader of a complex organization such as the armed forces, institution, or body of persons and it also may identify a principal staff officer (PSO), who is the coordinator of the supporting staff or a primary aide-de-camp to an important individual, such as a president, or a senior military officer, or leader of a large organization. [1] [2]
In general, a chief of staff provides a buffer between a chief executive and that executive's direct-reporting team. The chief of staff generally works behind the scenes to solve problems, mediate disputes, and deal with issues before they are brought to the chief executive. [1] Often chiefs of staff act as a confidant and advisor to the chief executive, acting as a sounding board for ideas. Ultimately the actual duties depend on the position and the people involved. [1]
In general, the positions listed below are not "chiefs of staff" as defined at the top of this page; they are the heads of the various forces/commands and tend to have subordinates that fulfill the "chief of staff" roles.[ citation needed ]
The Sovereign is the Commander-in-Chief. The CDS heads the Chiefs of Staff Committee and is assisted by the Vice-Chief of the Defence Staff.
Vice admiral is a senior naval flag officer rank, usually equivalent to lieutenant general and air marshal. A vice admiral is typically senior to a rear admiral and junior to an admiral.
The Joint Chiefs of Staff (JCS) is the body of the most senior uniformed leaders within the United States Department of Defense, which advises the president of the United States, the secretary of defense, the Homeland Security Council and the National Security Council on military matters. The composition of the Joint Chiefs of Staff is defined by statute and consists of a chairman (CJCS), a vice chairman (VJCS), the chiefs of the Army, Marine Corps, Navy, Air Force, Space Force, and the chief of the National Guard Bureau. Each of the individual service chiefs, outside their JCS obligations, works directly under the secretaries of their respective military departments, e.g. the secretary of the Army, the secretary of the Navy, and the secretary of the Air Force.
An aide-de-camp is a personal assistant or secretary to a person of high rank, usually a senior military, police or government officer, or to a member of a royal family or a head of state.
A commander-in-chief or supreme commander is the person who exercises supreme command and control over an armed force or a military branch. As a technical term, it refers to military competencies that reside in a country's executive leadership, a head of state, head of government, or other designated government official.
The chairman of the Joint Chiefs of Staff (CJCS) is the presiding officer of the Joint Chiefs of Staff (JCS). The chairman is the highest-ranking and most senior military officer in the United States Armed Forces and the principal military advisor to the president, the National Security Council, the Homeland Security Council, and the secretary of defense. While the chairman of the Joint Chiefs of Staff outranks all other commissioned officers, the chairman is prohibited by law from having operational command authority over the armed forces; however, the chairman assists the president and the secretary of defense in exercising their command functions.
The Naval War College is the staff college and "Home of Thought" for the United States Navy at Naval Station Newport in Newport, Rhode Island. The NWC educates and develops leaders, supports defining the future Navy and associated roles and missions, supports combat readiness, and strengthens global maritime partnerships.
Commandant is a title often given to the officer in charge of a military training establishment or academy. This usage is common in English-speaking nations. In some countries it may be a military or police rank. It is also often used to refer to the commander of a military prison or prison camp.
The Admiralty Board is the body established under the Defence Council of the United Kingdom for the administration of the Naval Service of the United Kingdom. It meets formally only once a year, and the day-to-day running of the Royal Navy is conducted by the Navy Board, which does not include any ministers.
The Chief of the Defence Force (CDF) is the highest-ranking and most senior military officer in the Australian Defence Force (ADF) and is the principal military advisor to the National Security Committee and the Minister for Defence. The current Chief of the Defence Force is Admiral David Johnston, who took office on 10 July 2024.
The Defence Services Staff College (DSSC) is a defence service training institution of the Ministry of Defence, Government of India.
The Defence Services Command and Staff College (DSCSC) is situated at Batalanda, Makola (South) 12 Kilometers away from Colombo and its aim to develop the professional knowledge and understanding of experienced officers of the Sri Lanka Army, Sri Lanka Navy & the Sri Lanka Air Force to prepare them for the ranks of junior field officers in the army and the respective ranks of the Navy and Air force. The DSCSC was formerly known as the Sri Lanka Army Command and Staff College (ACSC).
The following tables present the ranks and insignia of the Sri Lanka Navy. These ranks are similar to Royal Naval officer ranks and the ratings ranks. Sri Lanka does have an Admiral rank, but it is usually only awarded to the Chief of Defence Staff (CDS) or as an honorary rank; Admiral Wasantha Karannagoda was the only Sri Lankan naval officer to hold a full admiral rank while in active service.
The Chief of the Defence Staff (CDS) is the most senior appointment in the Sri Lankan Armed Forces, and the highest-ranking military officer in service, outranking the heads of each service branch. The CDS does not, however, have operational command authority over service branches, but rather oversees inter-service co-operation and develops and implements the joint operations doctrine of the Sri Lankan armed forces. Coordination of inter-service joint operations are handled by the Office of the Chief of the Defence Staff, formally known as the Joint Operations Headquarters.
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.
The National Defence College, located in New Delhi, is the defence service training institute and highest seat of strategic learning for officers of the Defence Service and the Civil Services. This is a very prestigious course attended only by a few hand-picked defence officers of One-Star rank and civil servants of the rank of Joint secretary to the Government of India. Each year, approximately 25 officers from friendly foreign countries like the US, UK, Canada, France, Germany, Australia, Vietnam, Sri Lanka, Nepal, UAE and others attend the course.
The Commander of the Royal Canadian Navy is the institutional head of the Royal Canadian Navy. This appointment also includes the title Chief of the Naval Staff and is based at National Defence Headquarters in Ottawa, Ontario. This individual reports to the Chief of the Defence Staff, who then responds to the Commander-in-Chief of the Canadian Armed Forces.
The Armed Forces General Staff, or EMGFA, is the supreme military body of Portugal. It is responsible for the planning, command and control of the Portuguese Armed Forces.
The Commander-in-Chief of the Sri Lankan Armed Forces is the ultimate commanding authority of the Sri Lanka Armed Forces, an executive role vested in the President of Sri Lanka.
Admiral Henrique Eduardo Passaláqua de Gouveia e Melo is a Portuguese Navy officer, currently serving as the Chief of the Naval Staff, since December 2021.