The incident took place at Kuprel village under Farsegarh police station limitswhen the jawan Assistant Constable Tarun Sodi (29) had gone therefor some personal work, a senior police official told PTI.
Kuprel is located 4 kms away from Farsegarh.
A group of ultras stormed into the village and pumped two bullets into Sodi before slitting his throat with a sharp edged weapon, he added.
The attackers escaped from the spot after committing the crime, he said.
After villagers informed, a police team was rushed to the spot and his body was brought for postmortem, the official said.