Master chief petty officer (MCPO) is an enlisted rank in some navies. It is the ninth enlisted rank in the United States Navy and United States Coast Guard, just above Senior Chief Petty Officer (SCPO). Master chief petty officers are addressed as "Master Chief " in colloquial contexts. They constitute the top 1.25% of the enlisted members of the maritime forces.
Command master chief petty officer (CMDCM) is an enlisted rating in the United States Navy and U.S. Coast Guard, as well as the Japan Maritime Self-Defense Force.
The master chief petty officer of the Navy is a unique non-commissioned rank and position of office of the United States Navy, which is designated as a special paygrade above E-9. The holder of this position is the most senior enlisted member of the U.S. Navy, equivalent to the sergeant Major of the Army, chief master sergeant of the Air Force, sergeant major of the Marine Corps, master chief petty officer of the Coast Guard, and chief master sergeant of the Space Force. The holder of this rank and position is the most senior enlisted sailor in the Navy, unless an enlisted sailor is serving as the senior enlisted advisor to the chairman. The current MCPON is James Honea.
Petty officer first class (PO1) is a rank found in some navies and maritime organizations.
Insignias and badges of the United States Navy are military badges issued by the United States Department of the Navy to naval service members who achieve certain qualifications and accomplishments while serving on both active and reserve duty in the United States Navy. Most naval aviation insignia are also permitted for wear on uniforms of the United States Marine Corps.
Delbert D. Black was a senior sailor in the United States Navy who served as the first Master Chief Petty Officer of the Navy from 13 January 1967 to 1 April 1971.
A hospital corpsman is an enlisted medical specialist of the United States Navy, who may also serve in a U.S. Marine Corps unit. The corresponding rating within the United States Coast Guard is health services technician (HS).
The uniforms of the United States Navy include dress uniforms, daily service uniforms, working uniforms, and uniforms for special situations, which have varied throughout the history of the navy. For simplicity in this article, officers refers to both commissioned officers and warrant officers.
Robert James Walker, Sr. was a senior sailor in the United States Navy who served as the third Master Chief Petty Officer of the Navy. He was born in Baldwin, New York, and attended grammar and high school in Oxford, New York.
In the United States Armed Forces, the ranks of warrant officer are rated as officers above all non-commissioned officers, candidates, cadets, and midshipmen, but subordinate to the lowest officer grade of O‑1. This application differs from the Commonwealth of Nations and other militaries, where warrant officers are the most senior of the other ranks, equivalent to the U.S. Armed Forces grades of E‑8 and E‑9.
The structure of the United States Navy consists of four main bodies: the Office of the Secretary of the Navy, the Office of the Chief of Naval Operations, the operating forces, and the Shore Establishment.
In the United States Navy prior to June 2019, enlisted Sailors in pay grades E-4 to E-9 were authorized to wear golden rate insignia instead of red if they met the requirements for good conduct service. Those Sailors in paygrades E-4 to E-6 who had met good conduct service requirements were also authorized to wear collar insignia and cap devices with gold chevrons on their service uniforms. On 1 June 2019, golden rate insignia began to be worn by all Sailors with 12 years of service or more, regardless of disciplinary history.
The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage of its active battle fleet alone exceeding the next 13 navies combined, including 11 allies or partner nations of the U.S. as of 2009. It has the highest combined battle fleet tonnage and the world's largest aircraft carrier fleet, with 11 in service, 1 undergoing trials, two new carriers under construction, and six other carriers planned as of 2024. With 336,978 personnel on active duty and 101,583 in the Ready Reserve, the U.S. Navy is the third largest of the United States military service branches in terms of personnel. It has 299 deployable combat vessels and about 4,012 operational aircraft as of July 18, 2023.
A ship's company or complement comprises all officers, non-commissioned officers and enlisted personnel aboard a naval vessel, excluding civilians and guests.
Chief Petty Officer (CPO) is the seventh enlisted rank in the United States Navy and U.S. Coast Guard, is above Petty Officer First Class and below Senior Chief Petty Officer. The term "rating" is used to identify enlisted job specialties. In this way, enlisted personnel are segregated into three segments containing different enlisted ranks. Furthermore, rates are broken down into three levels: non-rated members without a designated occupation. Advancement to E-4 and above is dependent on graduating from a specialty school that define what the enlisted is rated for. Petty officers and chief petty officers are part of the rated force and considered extremely knowledgeable about their particular rating. Examples include Culinary Services Chief and Aviation Maintenance Chief. The Chief Petty Officer is the rank. Gunners Mate is a rating. E7 is a pay grade. The term rating is used to identify the career field of a chief petty officer. For example, the title of a chief petty officer in the Master-at-Arms rating would be spoken or spelled out as Chief Master-at-Arms. The title would be abbreviated MAC. The grade of chief petty officer was established on 1 April 1893 in the United States Navy. The United States Congress first authorized the Coast Guard to use the promotion to Chief Petty Officer on 18 May 1920. Chief petty officer is also the final cadet grade in the United States Naval Sea Cadet Corps.
An officer is a person who holds a position of authority as a member of an armed force or uniformed service.
The Master-at-Arms (MA) rating is responsible for law enforcement and force protection in the United States Navy—equivalent to the United States Army Military Police, the United States Marine Corps Military Police, the United States Air Force Security Forces, and the United States Coast Guard's Maritime Law Enforcement Specialist. It is one of the oldest ratings in the United States Navy, having been recognized since the inception of the U.S. Navy.
