Gilbert was introduced to snooker by his father Les. He was later coached by Ron Shore at the Ilford Snooker Centre. In 1979, he defeated
John Parrott to win the Pontins Junior title. In 1983, he beat Terry Whitbread in the final of the London Championship. He took up professional status in July 1985, and was a professional until 1995. In the final round of qualifiers for the
1986 Snooker World Championship he lost 10-5 to
Dave Martin. He made his television debut in 1987, in a match in which Gilbert defeated
Cliff Wilson on the way to the last-16 of the
1987 International Open, before losing to
Stephen Hendry. He finished 1987 ranked 82 in the world, but rose to a world ranking of number 57 in 1988. He reached the last-32 of both the 1988 and 1989 English Professional Championship, losing to
Dean Reynolds and
Joe Johnson, in those respective years. He beat former World Champion
Dennis Taylor to reach the last-32 of the 1989 Asian Open. At the
1989 Snooker World Championship Gilbert lost 10-7 against
Doug Mountjoy in the final round of qualifying before the
Crucible Theatre section of the tournament. ==Personal life==