Gangadhar Behera(29) fired at himself from the AK-47, which was not deposited while proceeding on leave,at the terrace of his home at native Mathalput village under Damanjodi police limits in the district.
Behera was deployed for counter-insurgency operation at Bargarh district of state.
"The jawan had fired at least 11 rounds from the AK 47. We have recovered the rifle. The body was sent for autopsy," SDPO (Sunabeda) V R Rao said.
According to the officer, Behera had left on leave along with the arm and had reached home on Thursday night.