Amb. Sanga had started his working life as an Assistant Planning Officer in Manyoni, Rural Singida and Iramba districts in Singida Region respectively between 1975 and 1979 before moving to the Ministry of Foreign Affairs and International Cooperation as a Foreign Service Officer, from 1981 for two years before taking-up the post of Diplomat at the embassy of Tanzania to China in Beijing.
From 1985 and he stayed for three years before he was moved to the Tanzania Permanent Mission to the United Nations in New York, USA, for four years. He then returned to Tanzania in 1992 to take-up the post of Personal Assistant to the late Father of the Nation, Mwalimu Julius Nyerere for seven years.
he also worked as a part-time lecturer at the Centre for Foreign Relations, then in March 2000, he was sent out again; this time as Ambassador to the People’s Republic of China, North Korea, Vietnam, Mongolia, Thailand, Cambodia and Laos, for six years. It was after Mwalimu had passed away that he was sent back to China as an ambassador.
Diplomatic Advisor to President Jakaya Kikwete in 2006. December of that year saw him being appointed Deputy Permanent Secretary in the Ministry of Foreign Affairs and International Cooperation until 2008 when he retired.
Amb. Sanga started school at Nakawale Primary School before moving onto Kigonsela Minor Seminary. Secondary he went to Minaki High School in 1970, where he completed his Form Five and Six levels. This was followed with the then customary year stint of National Service.
Then he succeeded to enter the Institute of Development Management (IDM-Mzumbe) in Morogoro Region, on a three-year Diploma in Public Administration course. This started a series of higher learning that includes a BA in Economics from the University of Dar es Salaam before going for his Postgraduate Diploma in International Relations and Diplomacy from the University of Nairobi in Kenya. A Masters from St. John’s University in New York, USA, followed this with a stint at Rutger’s University New Jersey, New York, USA at their Beijing, China branch.
- H.E. Mr. Charles Asilia Sanga Ambassador of the United Republic of Tanzania, Beijing China 2000 - 2006
- Deputy Permanent Secretary in the Ministry of Foreign Affairs and International Cooperation 2006 - 2008