During the Cuito Cuanavale battles Kadhila was the commander of PLAN'S Tiger battalion attached to FAPLA and Cuban forces.

He progressed through various ranks until he was promoted to colonel and appointed as senior staff officer current operations.

[4] He was the first contingent commander of Namibian forces deployed to the DRC under operation Atlantic as from 1998 to 2001.

In 2005 as a colonel, Kadhila attended the Kenya National Defence College, after which he joined the Special Forces earning his parachute jump wings and appointed as commander Special Forces.

He was promoted to brigadier general and appointed as deputy joint operations chief.