Tibonge Namwai Ng’ambi is a member of the United Church of Zambia. At the local church, she serves as the secretary for the Youth Christian Fellowship and as a non-commissioned officer of the Girls Brigade.
She also serves as the youth coordinator for the Africa Communion of Reformed Churches as an Executive Committee Member for the global ecumenical body the World Communion of Reformed Churches. She is an Advocate of the High Court of Zambia and currently working for the Judiciary of Zambia as a Research Advocate.