Ndaira was a part of the 2005 St George Illawarra DragonsJersey Flegg Grand Final side. He played his school football at Marist College Kogarah and was coached by Dave Callander and Mark Hildebrandt. He made his first grade debut in 2006 for the St George Illawarra Dragons. He played three first grade games with the Dragons. In 2007, joined the Sydney Roosters, however, he did not play a first grade game for the club, playing mostly in the reserve grade team. In 2008, he joined South Sydney Rabbitohs, playing fourteen games for the club in the season, and scoring four points. In 2009, he joined the Newcastle Knights. He played there for two seasons. After the 2010 season, Ndaira was released from the Knights so he could sign with local Newcastle club, Kurri Kurri Bulldogs. However, this was short-lived, and he joined the Wests Tigers in 2011. While waiting for a spot in the Tigers' first grade team, he played for the Tigers' feeder side in the NSW Cup. After failing to reach first-grade for the Tigers, Ndaira again signed with Kurri Kurri for the 2012 season, as the captain-coach. In 2015, Ndaira was an assistant coach for the Newcastle Knights New South Wales Cup side. During the season, he was asked to come out of retirement by head coach Matt Lantry, after the side suffered a number of injuries. He subsequently went on to play in the Knights' 2015 New South Wales Cup Grand Final win over the Wyong Roos.
Representative career
Ndaira played for Lebanon in the 2008 Rugby League World Cup qualifiers however Lebanon drew with Ireland and did not qualify. George's moved from his usual position of Hooker to Half Back whilst playing in the Qualifiers and earned two Man of the Match performances against Wales & Ireland before his side bowed out against Samoa.
Career highlights
Junior Club: Arncliffe Scots
Round 3, 2008: Ndaira scored his first points in first grade
Coaching career
Ndaira captain-coached the Kurri-Kurri Bulldogs, who played in the localNewcastle Rugby League competition. He began this role in 2012 and lasted for two years. In 2014, Ndaira became an assistant coach for the Newcastle Knights New South Wales Cup team. He remained their until the end of 2016. In 2017, he joined the Newtown Jets as their assistant coach, where he still remains.