About Our Team

Power to the People

Eng. Dr. Matthews Mtumbuka

Chief Executive Officer


Eng. Dr. Mtumbuka holds a PhD in Engineering Science from the University of Oxford in England which he received in 2005. He also holds a Bachelor of Science in Electrical Engineering (with DISTINCTION) from the University of Malawi.  He has previously worked for Airtel Africa in a regional role covering IT Operations and Governance and as a Special Assistant to the Chief Information Officer for Airtel Africa. He also worked as Head of Technical Services at the Malawi Switch Center (MALSWITCH) Ltd; and IT Service Delivery Coordinator at Shell Exploration and Production – Europe based in Aberdeen, UK. 

Tiwonge Banda

Finance and Administration Manager

Tiwonge Banda holds a Master of Business Administration (MBA) focused in Business Models from ESAMI/MSM and a BSc in Environmental Sciences from the University of Malawi. He is an experienced Manager with over a decade of a proven track record of working at regional level, with National Research and Education Networks (NRENs) in Eastern and Southern Africa and fostering collaborations with partners globally. 

Beatrice Ng’ambi


Beatrice Ng’ambi joined UbuntuNet Alliance in 2005 as a Project Accountant and has over the years risen to become the Accountant. Beatrice is a Chartered Accountant with the ACCA and also holds a Bsc In Bussiness Management. She is the defacto Accountant for  the Alliance and for all projects the Alliance implements including the AfricaConnect and the Hozrizon 2020 projects among others.

Joe Kimaili

Technical Manager 

Joe Kimaili is a Network Engineer with over 10 years experience as UbuntuNet Alliance Chief Technology Officer. Joe manages and oversees the Alliance’s Network Operating Center in Kampala, Uganda. He has been very critical in rolling out the UbuntuNet Network and has been to every Point of Presence (PoP) of the UbuntuNet network to lay the infrastructure and manage configurations of the network.

Nosiku Sililo

Service Portfolio Manager

Nosiku Sikanyika Sililo joined UbuntuNet Alliance on 1st August 2020 as after working as Systems Administrator for the Zambia Research and Education Network (ZAMREN) since 2015. She holds a Masters in Information and Knowledge Management from Stellenbosch University in South Africa. 

Wilson Wasswa

Network Engineer

Wilson Wasswa graduated from Makerere University with Bachelor of Science in Telecommunications Engineering  in 2013. He has worked as IP Access and NGN Solutions Engineer with MTN Uganda and ZTE Uganda before joining UbuntuNet Alliance.

Hastings Ndebvu

Communications Officer

Hastings Ndebvu holds a Bachelor of Arts in Journalism from the University of Malawi and certification from the Chartered Institute of Marketing (CIM). He has worked as a mainstream journalist and media trainer before joining UbuntuNet Alliance as Communications Officer in 2015.

Esnart Pondani

Accounts Intern

Esnart Pondani joined UbuntuNet Alliance as Accounts Internee in July 2020. She graduated with a Bachelor of Accountacy from the Malawi Polytechnic, University of Malawi in 2020

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