What is Petty officer?
[[File:USN PO1 collar device.svg|thumbnail|right|A First Class Petty Officer collar device]] A '''petty officer''' is a [[non-commissioned officer]] in the [[Navy|navies]] of many countries. In the [[United States Navy]], it is a pay grade of E-4 to E-9. Petty officers who are E-7 to E-9 are called ''Chief'', ''Senior Chief'', or ''Master Chief'' Petty Officers. Petty officers are [[manager|managers]] for sailors that work for them. They are managed by [[officer|officers]] and do work that they are told to do. Petty officers are often told to manage [[seaman|seamen]] and lower ranked petty officers. In the United States Navy, petty officers are [[promotion|promoted]] by taking a test and being [[evaluation|evaluated]] every year. If they do good enough, they are promoted to the next rank. ==Badge== The [[badge]] that a petty officer wears is used to show the rank of the person wearing it. In the United States, petty officers have been wearing a badge since 1841.<ref>{{cite web|last=Powers|first=Rod|title=Military Rank History|url=http://usmilitary.about.com/od/jointservices/a/rankhistory.htm|publisher=About Careers|access-date=13 February 2016|archive-date=3 March 2016|archive-url=https://web.archive.org/web/20160303210821/http://usmilitary.about.com/od/jointservices/a/rankhistory.htm|url-status=dead}}</ref> ==References== {{reflist}} [[Category:Military ranks]] [[Category:Navy]] {{military-stub}}