The Legion of Merit (LOM) is a military award of the United States Armed Forces that is given for exceptionally meritorious conduct in the performance of outstanding services and achievements. The decoration is issued to members of the eight uniformed services of the United States as well as to military and political figures of foreign governments.
A master sergeant is the military rank for a senior non-commissioned officer in the armed forces of some countries.
Sergeant major is a senior non-commissioned rank or appointment in many militaries around the world. Sergeants Major serve as the senior enlisted advisor to the commander.
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.
The chart below represents the current enlisted rank insignia of the United States Air Force.
Senior master sergeant is the military rank for a senior non-commissioned officer in the armed forces of some countries.
A chief master sergeant is the military rank for a senior non-commissioned officer in the armed forces of some countries.
The sergeant major of the Army (SMA) is a unique noncommissioned rank and position of office in the United States Army. The holder of this rank and position is the most senior enlisted soldier in the Army, unless an enlisted soldier is serving as the senior enlisted advisor to the chairman. The SMA is appointed to serve as a spokesman to address the issues of enlisted soldiers to all officers, from warrant officers and lieutenants to the Army's highest positions. As such, they are the senior enlisted advisor to the chief of staff of the Army. The exact duties vary depending on the chief of staff, though much of the SMA's time is spent traveling throughout the Army, observing training and talking with soldiers and their families.
Badges of the United States Air Force are specific uniform insignia authorized by the United States Air Force that signify aeronautical ratings, special skills, career field qualifications, and serve as identification devices for personnel occupying certain assignments.
The term used in the Royal Air Force (RAF) to refer to all ranks below commissioned officer level is other ranks (ORs). It includes warrant officers (WOs), non-commissioned officers (NCOs) and airmen.
The ranks in the Israel Defense Forces (IDF) reflect an individual's level in the military.
In the United States Armed Forces, the ranks of warrant officer and chief 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 senior enlisted advisor to the chairman of the Joint Chiefs of Staff (SEAC) is the most senior non-commissioned officer (NCO) position overall in the United States Armed Forces. The SEAC is appointed by the chairman of the Joint Chiefs of Staff to serve as a spokesperson to address the issues of enlisted personnel to the highest positions in the Department of Defense. As such, the SEAC is the primary enlisted advisor to the chairman, and serves at the pleasure of the secretary of defense. The SEAC's exact duties vary, depending on the chairman, though the SEAC generally devotes much of their time traveling throughout the Department of Defense, to observe training and communicating to service members and their families. The SEAC's normal term of assignment runs concurrently with the chairman, but an incumbent may be reappointed to serve longer. The first member to hold this post was William Gainey. The current SEAC is Troy E. Black, USMC who assumed the duties on 3 November 2023.
First sergeant is typically a senior non-commissioned officer rank, used in many countries.
Airman first class (A1C) is the third enlisted rank in the United States Air Force, just above airman and below senior airman. The male form of rank designation also applies to women. The rank of airman first class is considered a junior enlisted rank, with the non-commissioned officers and senior non-commissioned officers above it.
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.
The senior enlisted advisor to the chief of the National Guard Bureau is the top enlisted person in the National Guard of the United States; which is a joint reserve component of the United States Army and the United States Air Force.
United States Space Force rank insignia are used to indicate the rank and status of the United States Space Force officers and enlisted personnel. Equivalency between the military services is indicated by associated NATO code and pay grade.
The chief master sergeant of the Space Force (CMSSF) is the senior enlisted advisor to the chief of space operations and the secretary of the Air Force. The chief master sergeant of the Space Force is the most senior enlisted guardian in the U.S. Space Force, unless an enlisted guardian is serving as the senior enlisted advisor to the chairman.
