"First Sergeant's Call" is a bugle call which signals that the First Sergeant is about to form the company.
A company is a military unit, typically consisting of 80–250 soldiers and usually commanded by a major or a captain. Most companies are formed of three to six platoons, although the exact number may vary by country, unit type, and structure.
A platoon is a military unit typically composed of two or more squads, sections, or patrols. Platoon organization varies depending on the country and the branch, but a platoon generally comprises 50 people, although specific platoons may range from 9 to 100 men. A platoon is typically the smallest military unit led by a commissioned officer. The platoon leader is usually a junior officer—a second or first lieutenant or an equivalent rank. The officer is usually assisted by a platoon sergeant.
A non-commissioned officer (NCO) is a military officer who has not earned a commission. Non-commissioned officers usually obtain their position of authority by promotion through the enlisted ranks. In contrast, commissioned officers usually enter directly from a military academy, Officer Candidate School (OCS), or Officer Training School (OTS) after receiving a post-secondary degree.
Sergeant is a rank in many uniformed organizations, principally military and policing forces. The alternative spelling, serjeant, is used in The Rifles and other units that draw their heritage from the British light infantry. Its origin is the Latin serviens, 'one who serves', through the French term sergeant.
Corporal is a military rank in use in some form by many militaries and by some police forces or other uniformed organizations. Within NATO, each member nation's corresponding military rank of corporal is combined under the NATO-standard rank scale code OR-3 or OR-4. However, there are often differences in how each nation employs corporals. Some militaries do not have corporals, but may instead have a junior sergeant.
Ronald Lee Ermey was an American actor, and Marine drill instructor. He achieved fame for his role as Gunnery Sergeant Hartman in the 1987 film Full Metal Jacket, which earned him a Golden Globe nomination for Best Supporting Actor. Ermey was also a United States Marine Corps staff sergeant and an honorary gunnery sergeant.
Staff sergeant is a rank of non-commissioned officer used in the armed forces of many countries. It is also a police rank in some police services.
Sergeant First Class (SFC) is a military rank in some militaries and other uniformed organizations around the world, typically that of a senior non-commissioned officer.
A master sergeant is the military rank for a senior non-commissioned officer in the armed forces of some countries. This is a NATO ranking.
Sergeant major is a senior non-commissioned rank or appointment in many militaries around the world. In Commonwealth countries, the various degrees of sergeant major are appointments held by warrant officers. In the United States, there are also various grades of sergeant major, all of the same pay grade of E-9; however, the Sergeant Major of the Army and the Sergeant Major of the Marine Corps, as their respective service's Senior Enlisted Advisor, receive a special rate of basic pay that is higher than all other sergeants major.
The chart below represents the current enlisted rank insignia of the United States Air Force.
The chart below shows the current enlisted rank insignia of the United States Army, with seniority, and pay grade, increasing from right to left. Enlisted ranks of corporal and higher are considered non-commissioned officers (NCOs). The rank of specialist is a soldier of pay grade E-4 who has not yet attained non-commissioned officer status. It is common that a soldier may never be a corporal and will move directly from specialist to sergeant, attaining NCO status at that time.
Chief Master Sergeant (CMSgt) is the ninth, and highest, enlisted rank in the U.S. Air Force and the U.S. Space Force, just above Senior Master Sergeant, and is a senior non-commissioned officer rank. The official term is "Chief Master Sergeant" or "Chief".
A drill instructor is a non-commissioned officer in the armed forces, fire department, or police forces with specific duties that vary by country. Foot drill, military step, and marching are typically taught by drill instructors.
The South African National Defence Force's rank system is largely based on the British system, with the Air Force sharing the Army rank titles. Rank titles changed over time as did the insignia.
The Israeli Defense Forces (IDF) has a unique rank structure. Because the IDF is an integrated force, ranks are the same in all services The ranks are derived from those in the paramilitary Haganah, which operated during the Mandate period in order to protect the Yishuv. This is reflected in the slightly compacted rank structure: for instance, the Chief of Staff is seemingly only equivalent to a lieutenant general in other militaries.
First sergeant is typically a senior non-commissioned officer rank, used in many countries. In NATO armed forces the rank is on OR8 level.
The 202nd Engineering Installation Squadron is a unit of the Georgia Air National Guard. The installation, repair and serviceability of sophisticated command, control, communications, intelligence, intelligence, surveillance, and air reconnaissance to Air Force installations worldwide is the responsibility of the men and women of the 202nd Engineering Installation Squadron.