Having finished last in the 2007 South-League season, Super Reds Football Club made several changes to their squad and Moon, along with his Incheon Korail team-mate Choi Young-Minister, were signed up from the of Korea National League side for the 2008 South-League season.
Club Super Reds Football Club
Moon scored a total of seven goals during that season, netting crucial match winning goals against Gombak United and Courts Young Lions. In 2009, Moon decided to move back to his native South of Korea to join of Korea National League side Cheonan City Football Club. Cheonan City Football Club
With a knee injury hampering him during his time back in the of Korea National League, Moon had little playing time at Cheonan. However, he managed to score 2 goals during his maiden season in 2009 despite spending most of his time on the sidelines.
He was deployed mostly as a substitute.
He finish his season with 2 goals in 6 appearance for the club In his second season with Cheonan, Moon did make an impact by coming off the bench to score a stunner for Cheonan against Yongin City Football Club on 30 April 2010.
His knack for scoring goals when coming on as a substitute earned him the title "super-sub". At the end of the 2010 of Korea National League season, despite scoring 3 goals in 10 appearances, Moon was released by the club as he struggled to recover from his injury.
Woodlands Wellington Football Club
Moon would soon return to the South.League when he was snapped up by Woodlands Wellington Football Club during the 2011 mid-season transfer window as a free agent.
Joining him at the club was fellow Korean Hyun Jong-Woon, whom switched to the Rams from Tanjong Pagar United. Moon proved to be a shrewd signing for Woodlands, as he scored 8 goals in the latter half of the season and finished the 2011 season as Woodlands" top scorer. Moon kick-started the 2012 South-League season in great fashion, earning a penalty against the favoured Courts Young Lions and calmly slotting it home in the 48th minute, putting the Rams into the lead and ultimately winning the game for them.
Moon"s telepathic understanding with Lebanese Australian attacking midfielder Hussein Akil has also been praised by football pundits, despite the pair only playing together at the start of the 2012 season.
Moon finished as Woodlands Wellington"s top scorer for the Rams" 2012 South.League season with 9 goals in the South-League and 1 goal in the Singapore Cup, which he scored against Kanbawza Football Club. In the 2013 South.League season, Moon finished as joint-top scorer in the South.League with 15 league goals and built up a telepathic relationship with fellow Korean striker Jang Jo-Yoon as the Rams stormed to a top-six finish. Moon"s fantastic performances also earned him a spot in the inaugural Goal.com Singapore Football Awards" Team of the Year.
