Engel participated in the singles draw of five Grand Slams and twice progressed to the second round. His best showing in a singles tournament during his time on the Association of Tennis Professionals Tour came at the 1990 Continental Championships in the Netherlands. He reached the quarter-finals and en route defeated world number 38 Paul Haarhuis.
Previously, Engel had been a doubles semi-finalist at Tel Aviv in 1987, Båstad in 1989 and Basel in 1989.
Singles: (2)
Doubles: (5).
He defeated Marcio Rincon in the opening round of the 1990 United States Open, before losing to John McEnroe and also had a win in his next Grand Slam event, the 1991 Australian Open, where he beat Kelly Evernden in four sets. He was more successful on the doubles circuit, with the highlight of his career being his win in the 1990 Geneva Open, with Pablo Albano. He made the second round of the 1991 French Open, partnering Ola Jonsson, but it would be his only win in a Grand Slam doubles match.
