Moncur has only managed to make one more appearance in the individual final of a major championship, at the 2007 World Championships where he finished 8th. More success, however, has come has part of the Bahamas relay team However, Chris Brown tied Moncur"s national record at the 2007 World Championships.
In addition to currently coaching at the collegiate level, Moncur is coaching one on one lessons to track & field athletes in Atlanta, Georgia.
Moncur"s most successful year came in 2001 when he won the gold medal in the 400m and the 4 × 400 m relay at the 2001 World Championships. At the 2005 World Championships he (together with Nathaniel McKinney, Andrae Williams and Chris Brown) won a silver medal in 4 x 400 metres relay. At the 2007 World Championships, Moncur (together with Williams, Brown and Michael Mathieu) won silver in the 4 × 400 m relay for the third time in 2.59.18s. Moncur"s personal best time and national record in the 400m is 44.45 seconds, achieved in July 2001 in Madrid.
