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Hannah Nkumba is an experienced professional in the telecommunications and education sectors, currently serving as a Charging and Billing Engineer at Orange Botswana since January 2017. Responsibilities include managing Charging and Billing Platforms, configuring offers, and supporting the Business Intelligence team. Prior to this role, Hannah worked as a Database Administrator at Orange from July 2009 to January 2017, where duties involved diagnosing Oracle bugs and optimizing database performance. Earlier experience includes a position as a Lecturer at Limkokwing University of Creative Technology from July 2007 to June 2009. Hannah holds a Master's degree in Strategic Management from the University of Derby, a Bachelor's degree in Business Information Systems from the University of Botswana, and a certificate in Business Administration and Management from Stellenbosch Business School.