No arrests have been made till now and the motive is also not clear. The deceased was later identified as Subhash Mishra, a resident of Bijwasan, they said.
His body had an injury below the right temple, suspected to be a result of a gunshot. The nature of injury would be determined only after an post mortem, police said.
The police was informed about the body lying on a deserted road in Dwarka Sector 23 by a passerby.
Police are probing why he was killed and they suspect that robbery was not the motive behind the killing.