The deceased who was not identified, is an employee in a maintenance company, Khaleej Times reported.
While a preliminary forensic investigation indicated that the cause of the death is suicide, doctors who conducted the autopsy said that the man died of strangulation, it said.
According to police, a passer-by had informed them about the body. The body was taken to Al Dhaid hospital where an autopsy was conducted.
Police has collected fingerprints and other forensic evidence from the spot.
A probe has been ordered to ascertain whether any criminal act was involved, the paper said.