Senior warrant officer

Senior warrant officer (SWO) is a warrant officer rank in the Bangladesh Armed Forces, the Singapore Armed Forces and the South African National Defence Force.

Bangladesh
Army 

Senior warrant officer

Bangladesh Army Senior warrant officer is a junior-commissioned officer rank in the Bangladesh Army, falling between Master Warrant Officer and warrant officer.

Airforce 

Senior warrant officer

Bangladesh Air Force Senior warrant officer is the junior-commissioned officer rank in the Bangladesh Air Force, falling between Master warrant officer and Warrant officer.

Singapore
It is the second highest warrant officer rank, ranking below Chief Warrant Officer.

The division and formation regimental sergeant majors are mostly Senior Warrant Officers. Many Senior Warrant Officers remain in the SAFWOS Leadership School to train and groom both junior and senior warrant officers to be dynamic warrant officers of the Singapore Armed Forces. Roles undertaken by Senior Warrant Officers include Formation Sergeant Majors, Division Sergeant Majors and Chief Master Trainers.

South Africa
In 2008 the warrant officer ranks of the South African National Defence Force were expanded and the rank of senior warrant officer was created.