what is a master sergeant
Master Sergeant Army Military Ranks. A Master Sergeant is a senior non-commissioned officer (NCO) who serves as a brigade's NCO in Charge, equal in paygrade to a First Sergeant but with less leadership responsibilities than one. A Master Sergeant is often specialized in certain field or subject matter. Master Sergeant is the 9th rank in the United States Army , ranking above Sergeant First Class and directly below First Sergeant. A master sergeant is a Noncommissioned Officer at DoD paygrade E-8, with a starting monthly pay of $4,051.