Troch remained goalkeeper coach for RCF Paris until December 1989 when he took the position of head manager at Charleville, low ranked in Division 3. Troch maintained the club in Division 3 in his first season, and almost made the team go to Division 2 for his second season. During the summer of 1991, Artur Jorge hired Troch to be his assistant coach for Paris Saint-Germain. The two men worked together at Racing Paris and accepted the challenge at Paris Saint-Germain where they won the national championship in 1993–94.
