In most cases, enlisted service personnel perform jobs specific to their own occupational specialty, as opposed to the more generalized command responsibilities of commissioned officers.
[1][excessive citations] The term "enlistment" refers solely to a military commitment (whether officer or enlisted) whereas the terms "taken on strength" and "struck off strength" refer to a service member being carried on a given unit's roll.
[2][excessive citations] In the Canadian Armed Forces, the term non-commissioned member (NCM) is used.
[4][5] The branches of the U.S. Armed Forces all use the same "E-" designation for enlisted pay grades, with service-specific names applied to each (e.g., chief petty officer, master gunnery sergeant, private first class).
[6] Each branch incorporates it as part of a service member's job specialty designator.