The IRR Ranking System
The Ranks are the same for all units
NCO
Private - PVT
Private First Class - PFC
Lance Corporal - LCPL
Corporal - CPL
Sergeant - SGT
Staff Sergeant - SSGT
Lance Sergeant - LSGT
Warrant Officer - WO
Chief Warrant Officer - CWO
Commissar - CMSR
Sergeant Major - SMAJ
High Commissar - HCMS
Officer
Junior Lieutenant - JLT
Second Lieutenant - 2LT
Lieutenant - LT
Captain -CAPT
Commander - COMM
Major - MAJ
Lieutenant Colonel - LCOL
Colonel - COL
Brigadier - BRIG
Lieutenant General - LGEN
Major General - MGEN
General - GEN
High General - HGEN
Field Marshall - FMAR
Private - PVT
Private First Class - PFC
Lance Corporal - LCPL
Corporal - CPL
Sergeant - SGT
Staff Sergeant - SSGT
Lance Sergeant - LSGT
Warrant Officer - WO
Chief Warrant Officer - CWO
Commissar - CMSR
Sergeant Major - SMAJ
High Commissar - HCMS
Officer
Junior Lieutenant - JLT
Second Lieutenant - 2LT
Lieutenant - LT
Captain -CAPT
Commander - COMM
Major - MAJ
Lieutenant Colonel - LCOL
Colonel - COL
Brigadier - BRIG
Lieutenant General - LGEN
Major General - MGEN
General - GEN
High General - HGEN
Field Marshall - FMAR