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United States Navy 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 ...
and
United States Coast Guard The United States Coast Guard (USCG) is the maritime security, search and rescue, and law enforcement service branch of the United States Armed Forces and one of the country's eight uniformed services. The service is a maritime, military, mult ...
occupational rating of gunner's mate (GM) is a designation given by the Bureau of Naval Personnel (BUPERS) to enlisted sailors who either satisfactorily complete initial Gunner's Mate "A" school training, or who "strike" for the rating by showing competence in the field of
ordnance Ordnance may refer to: Military and defense *Materiel in military logistics, including weapons, ammunition, vehicles, and maintenance tools and equipment. **The military branch responsible for supplying and developing these items, e.g., the Unit ...
. When "striking" one isn't required to be a seaman, but must belong to one of three undesignated rates: Fireman (FN), Seaman (SN), or Airman (AN). (Striking is no longer authorized in the USCG) It is also possible to cross rate to Gunner's Mate. Cross rating refers to the act of an enlisted sailor "crossing" from their current rating to another rating of their choice, provided their
ASVAB The Armed Services Vocational Aptitude Battery (ASVAB) is a multiple choice test, administered by the United States Military Entrance Processing Command, used to determine qualification for enlistment in the United States Armed Forces. It is ...
scores are high enough and there are open slots for the rate. The Gunner's Mate "A" school is held at Naval Training Center Great Lakes, Illinois and
Yorktown, VA Yorktown is a census-designated place (CDP) in York County, Virginia. It is the county seat of York County, one of the eight original shires formed in colonial Virginia in 1682. Yorktown's population was 195 as of the 2010 census, while York Co ...
for the USCG. In its early years, the school was very hands-on, but it is now primarily conducted through technical educational tools, such as self-study computer-based training (CBT). Training focuses on the operation, maintenance, and troubleshooting of naval guns, missile launchers and torpedoes as well as a strong emphasis on basic explosives, guidance and tracking systems, small arms, Naval ammunition classification, and safety. Upon completion of this basic training, enlisted members often continue on to a specialized "C" school, where they learn a particular weapons system. A GM will specialize in a multitude of weapons varieties; arms such as, shotguns, semiautomatic and automatic
rifle A rifle is a long-barreled firearm designed for accurate shooting, with a barrel that has a helical pattern of grooves ( rifling) cut into the bore wall. In keeping with their focus on accuracy, rifles are typically designed to be held with ...
s, pistols,
submachine guns A submachine gun (SMG) is a magazine-fed, automatic carbine designed to fire handgun cartridges. The term "submachine gun" was coined by John T. Thompson, the inventor of the Thompson submachine gun, to describe its design concept as an automati ...
, machine guns, explosives, both portable and large-scale, mounted weapons systems, and various
rocket A rocket (from it, rocchetto, , bobbin/spool) is a vehicle that uses jet propulsion to accelerate without using the surrounding air. A rocket engine produces thrust by reaction to exhaust expelled at high speed. Rocket engines work entirely fr ...
s,
torpedo A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, su ...
es, and
missile In military terminology, a missile is a guided airborne ranged weapon capable of self-propelled flight usually by a jet engine or rocket motor. Missiles are thus also called guided missiles or guided rockets (when a previously unguided rocke ...
s. As well as this, GMs care for and assist in operating
shooting ranges A shooting range, firing range, gun range or shooting ground is a specialized facility, venue or field designed specifically for firearm usage qualifications, training, practice or competitions. Some shooting ranges are operated by military ...
, armories, and the storage and maintenance of
arms Arms or ARMS may refer to: *Arm or arms, the upper limbs of the body Arm, Arms, or ARMS may also refer to: People * Ida A. T. Arms (1856–1931), American missionary-educator, temperance leader Coat of arms or weapons *Armaments or weapons **Fi ...
. On February 26, 2007, the
Chief of Naval Operations The chief of naval operations (CNO) is the professional head of the United States Navy. The position is a statutory office () held by an admiral who is a military adviser and deputy to the secretary of the Navy. In a separate capacity as a memb ...
approved the merger of the gunner's mate (GM) and torpedoman's mate (TM) ratings into the GM rating. The move was made to leverage the strengths, knowledge, skills and abilities found in the two ratings to meet current and future strategic mission needs. “The training sailors receive after basic training for their ratings on an apprentice level has been the same for both gunner's and torpedomen's mates,” said Senior Chief Torpedoman's Mate, Sherry Secrease of the
Navy Personnel Command The Bureau of Naval Personnel (BUPERS) in the United States Department of the Navy is similar to the human resources department of a corporation. The bureau provides administrative leadership and policy planning for the Office of the Chief of Nava ...
. “This makes the merger easier to accomplish.”Torpedoman's Mate and Gunner's Mate Ratings Merge
at navy.mil.
The Gunner's Mate rating is primarily
surface warfare Modern naval warfare is divided into four operational areas: surface warfare, air warfare, submarine warfare, and information warfare. Each area comprises specialized platforms and strategies used to exploit tactical advantages unique and inhe ...
-based. Closely associated Naval occupational ratings are Fire Controlman (FC), Aviation Ordnanceman (AO), Missile Technician (MT),
Mineman Mineman (abbreviated as MN) is a United States Navy occupational rating. Duties * Perform organizational and intermediate level maintenance on underwater mines and associated equipment, guns, gun mounts, handling equipment, small arms, surface ...
(MN). The Gunner's Mate rating is one of the original ratings created as a result of the Naval Armament Act of 1794. The others include Boatswain's Mate (BM),
Quartermasters Quartermaster is a military term, the meaning of which depends on the country and service. In land armies, a quartermaster is generally a relatively senior soldier who supervises stores or barracks and distributes supplies and provisions. In ...
(QM),
Master-at-Arms A Master-at-Arms (US: MA; UK & some Commonwealth: MAA) may be a naval rating, responsible for law enforcement, regulating duties, security, anti-terrorism/force protection (AT/FP) for/of a country's navy; an army officer responsible for physical ...
(MA), and
Yeoman Yeoman is a noun originally referring either to one who owns and cultivates land or to the middle ranks of servants in an English royal or noble household. The term was first documented in mid-14th-century England. The 14th century also witn ...
(YN). The rating is also among the top five source ratings for enlisted Naval Special Warfare candidates.


Notes


External links


GM from Navy Personnel Command (NPC): Bureau of Naval Personnel (BUPERS)






{{Webarchive, url=https://web.archive.org/web/20080424082319/http://www.bluejacket.com/usn_ratings_emergency.html , date=2008-04-24
CNRC (Navy Recruiting Command) Fact Sheet for the GM rating
United States Navy ratings