Manoa earned his first Eagles cap November 27, 2010, against Georgia. His first try for the Eagles came in a win against Russia on November 23, 2013. Domestically, Manoa played for San Francisco Golden Gate before signing a contract professionally to play for the Northampton Saints of the Aviva Premiership. After 4 seasons with the Saints, he now plays for Toulon of the French Top 14, one of the most successful clubs in recent European rugby history with a plethora of international talent across its roster. Manoa was named to the shortlist for the Premiership Player of the 2013-14 season. Read more on the Blockmonstah here.