Lance Corporal Christopher ‘Gilly’ Gill, of 4th Battalion, The Ranger Regiment, died in a “non-operational incident” near Brecon, Wales, on Wednesday, October 16, the Ministry of Defense said.
The Army Special Operations soldier helped train fighters in Afghanistan as well as Ukrainian soldiers in the UK during his 13-year service.
Dyfed-Powys Police are investigating his death alongside the Health and Safety Executive.
There is an infantry training facility in Brecon, the Infantry Battle School.
Lieutenant-Colonel Charles Bairstow, Commanding Officer of 4th Battalion, The Ranger Regiment, said: “Corporal Gill’s death has been deeply felt.
“His family has lost a loving and doting father, husband and son. His friends and fellow Rangers will miss a much loved and respected leader.
“The Army has lost a professional, capable and loyal Special Operations soldier whose contributions to the team made it far greater than the sum of its parts; he made a real impact throughout his remarkable career.
“Our thoughts are with his family at this incredibly difficult time. A chosen person who is never forgotten.