 After four years with Olympia, Voinescu left to join another club from Bucharest, ASPIM, but left again after the war's conclusion in 1945, in order to sign his first professional contract with Carmen București, which was one of the best Romanian football teams during the interbelic period.However, he ended up leaving the club a year later, where he joined Solvay Uioara.Voinescu left Solvay Uioara a year later to join RATA Târgu Mureș in 1947, where he remained at for a year before leaving in order to return to Bucharest, where he signed for Metalul București.