[2][3] He traveled to Kitchener, Ontario in order to conduct a six-week sport and school exchange to coach.

After a successful trial he played with club's reserve squad, where he scored 12 goals in 3 matches to promote him to the first team.

[7] What followed was a stellar season where he became an instant success by finishing as the league's top goalscorer with 25 goals in 19 appearances.

Throughout his tenure with Linfield he won the league title and Irish Cup in 2009/10 and 2010/11, and was the club's top goalscorer in the 2009/2010 season.

[26] In 2014, he was given managerial responsibilities at BK Forward, and was appointed head coach of the Örebro SK under-19 team.

[31] On 8 August 2018, Munster was appointed Technical Director and Head Coach for Indian I-League club Minerva Punjab.

[32][33][34] Munster won the Punjab Super State League for the first time in the clubs history after going undefeated in 11 games, adding a 2nd trophy winning the J&K Invitational cup.

Arriving halfway through the season with the club in 13th place, Munster managed to finish the season in 4th place and as Siem Reap Super Asia Cup Champions, beating Malaysian club Petaling Jaya City 2–1 in the final in Cambodia.