Radioman

Radioman
Rating insignia
Issued byUnited States Navy
TypeEnlisted rating
AbbreviationRM
SpecialtyTechnical
Coast Guardsman Joseph K. Noel, Radioman third class, pictured on duty aboard a Coast Guard-manned frigate.

Radioman (RM) was a rating for United States Navy and United States Coast Guard enlisted personnel, specializing in communications technology.