Ranks of the Navy

E1- Crewmember

E2- Crewmember 1st Class

E3- Petty Officer 3rd Class

E4- Petty Officer 2nd Class

E5- Petty Officer 1st Class

E6- Chief Petty Officer

E7- Master Chief Petty Officer

E8- Major Chief Petty Officer

E9- Chief Petty Officer General

O1- Ensign

O2- Jr. Lieutenant

O3- Lieutenant

O4- Lt. Commander

O5- Commander

O6- Captain

O7- Commodore

O8- Rear Admiral

O9- Vice Admiral

O10- Admiral

O11- Supreme Admiral