Sarkis Bohosjan active chess player career was in the period from 1967 to 1981. He won the Bulgarian Chess Championship in 1972. In the same year Sarkis Bohosjan was included in the Bulgarian team for 20th Chess Olympiad in Skopje at second reserve board, but does not play any party. In 1972 Sarkis Bohosjan also participated in the European Zonal Chess tournament in Caorle (Italy), where he shared 7th-10th place. Sarkis Bohosjan won first place with the national team of railwaymen at the Team Chess Championship of the International Union of Railways (UIC) in Golden Sands. Sarkis Bohosjan played for Plovdiv chess club "ШК Локомотив".