Caledonian Army Other Ranks

E3 || Corporal || Corporal || Bombardier || Corporal || Squad/Section/Vehicle/Artillery piece || Corporal || Specialist || Corporal || E4 || Sergeant || Sergeant || Sergeant || Sergeant || Platoon || Jr. Staff Sergeant || Technical Sergeant || Staff Corporal || E5 || First Sergeant || Color Sergeant || First Sergeant || Combat Engineers || Company/Squadron/Battery || Staff Sergeant || Master Sergeant || First Corporal || E6 || Sergeant Major || Sergeant Major || Sergeant Major || Sergeant Major || Battalion || Staff Sergeant Major || Chief Master Sergeant || Corporal Major || E7 || Regimental Sergeant Major || Regimental Sergeant Major || Regimental Sergeant Major || Regimental Sergeant Major || Brigade / Division || Regimental Sergeant Major || Regimental Sergeant Major || Warrant Officer of the Guards || E8 || Chief Regimental Sergeant Major || Chief Regimental Sergeant Major || Chief Regimental Sergeant Major || Chief Regimental Sergeant Major || Top-ranking NCO in a Regiment || Chief Regimental Sergeant Major || Chief Regimental Sergeant Major || Chief Warrant Officer of the Guards || E9 || Sergeant Major of the Infantry || Sergeant Major of Horse || Bombardier Sergeant Major || Sergeant Major of the Engineers || The senior NCO of the entire branch of service. One will exist for each branch of service. || Quartermaster Sergeant Major || Engineer Sergeant Major || Master Chief Warrant Officer of the Guards ||

Rank	Infantry	Cavalry	Artillery	Combat Engineers	Senior NCO in a…	Staff	Technical [2]	Prince’s Own Corps of Guards
E1	Private	Trooper	Gunner	Sapper	—	[NA]	Private	Guardsman
E2	Lance Corporal	Lance Corporal	Lance Corporal	Combat Engineers	—	[NA]	Junior Specialist	Lance Corporal [1]

[1] According to tradition, the Guards have no rank of “Sergeant”, since the word “Sergeant’ is alleged to have been descended from the ancient word for ‘Servant”. [2] Applies to all technical, signal corps, intelligence, counterintelligence, ordnance, electrical and electronics engineers, and other technical services troops.