Kombe had his first success as a teenager in winning two gold medals at the Southern African Development Community's SADC Games.

[4] By his late teens he had establish himself among the nation's top sprinters and represented Zambia in three events at the 2010 African Championships in Athletics.

He was chosen for the 400 m alone at the 2010 Commonwealth Games and managed to set a personal best and national junior record of 46.88 seconds in the heats to progress to the semi-finals.

However, he helped the Zambian team break the 4×400 metres relay national record with a run of 3:07.43 minutes in the heats before finishing eighth in the final.

[9] The finish earned him a place on the relay team for Africa at the 2014 IAAF Continental Cup,[citation needed] an event in which the Africans (Makwala, Kombe, Boniface Mucheru and Wayde Van Niekerk) were victorious.