Kammala jumla mai zuwa: Watson yana da gwaji a Ingila da Denmark, amma bayan horo tare da kulob din a lokacin kakar wasan 2011, Watson ya sanya hannu tare da Houston Dynamo na Major League Soccer a ranar 15 ga Afrilu; ya yi wasan farko na Dynamo a ranar 23 ga Afrilu 2011 a wasan 1 × 1 da Chicago Fire. Ya zama dan wasa na farko na Sporting Central don tabbatar da kwangilar kwararru a ƙasashen waje. Watson ya bayyana ga Houston a cikin
2011 MLS Cup da CONCACAF Champions League gasa.