 Oliver is a four-time U.S. Champion, having won indoor and outdoor titles in 2008, a second outdoor title at the 2010 USA Outdoor Track and Field Championships and third outdoor title at the 2011 USA Outdoor Track and Field Championships.He also won the gold medal at the 2008 IAAF World Athletics Final.He has a personal best of 12.89 seconds in the 110 m hurdles, placing him fifth on the all-time list at the time of his retirement from athletics at the end of the 2017 season (fourth at the time he ran it).