 Indeed, in 2002 Nkausu played in central midfield for Zambia's U-17 team, alongside future African Cup of Nations-winning teammates Clifford Mulenga and Rainford Kalaba; two years later he occupied a centre-back berth in Zambia's 2004 CECAFA Cup campaign.Nkausu has been praised for his anticipation and interception skills, which helped him mark Salomon Kalou in the 2012 African Cup of Nations final.He is also known to have a good work–rate and a strong tackle, causing him to be considered a "good right-back against whom most wingers struggle".