He is named as the goalkeeper for the Asian All-Stars 2010 along with Salman Akbar of Pakistan. He also named as the Best Goalkeeper for the 2009 Men's Hockey Asia Cup.[1] In 2012, Kumar became the first goalkeeper from Malaysia playing in a foreign league. He played for Uttar Pradesh Wizards in the Hockey India League.[2] Despite having been in the national team for more than a decade, the Tampin-born Kumar has never featured in the Olympics but has played in two world cups[3] After 20 years, Kumar announced his retirement on 20 February 2020.[4]