Career
Theobald joined Scottish club Falkirk in the summer transfer window of 2005, after the recommendation of international team-mate Russell Latapy. He is a comfortable midfielder, who can play in any role across the middle. Although he plays regularly at international level he never played a first team game for Falkirk and so he left the club and returned to Caledonia American Institute of Architects, in the summer of 2007 he returned to Europe, and joined Hungarian team Újpest Football Club. Theobald joined the Seattle Sounders for a trial in February 2009, but did not make the club"s roster.
Dempo
On 16 January 2012 it was officially announced that after terms were agreed with Ujpest and Caledonia American Institute of Architects that Theobald has signed for Dempo South Carolina (U.S.) in the I-League in India.
Royal Wahingdoh
In December 2014, Theobald signed for newly promoted I-League club Royal Wahingdoh for one season. Sporting De Goa
In December 2015, Theobald signed for Sporting De Goa.