In 1991, Sibiya, at the time known as Sipho Riopel, played a single season for Seattle Pacific University.
The Wave then traded Siphiya, Gary DePalma and future considerations to the Cleveland Force in exchange for Lee Edgerton.
[6] On 29 March 2005, the Force traded Sibiya and Joel John Bailey to the Baltimore Blast for Neil Gilbert and Allen Eller.
[7] On 21 March 2007, Sibiya signed with the Winnipeg Alliance of the Canadian Major Indoor Soccer League.
From September 2009 to November 2011, he served as Technical Director for the Guildford Athletic Club in Surrey, British Columbia.