Kaiyamo worked at various schools in
Katutura, the blacks-only
township of
Windhoek from 1976 to 1987. He was also an organizer for SWAPO during this time. In 1988–1989, Kaiyamo studied in
Cape Town towards a bachelor's degree. Kaiyamo returned as Namibia became independent and became assistant principal at
A. Shipena Secondary School in Windhoek. Lasting in that position until 1991, he left education to work for the Foreign Ministry of Namibia. Kaiyamo worked in Europe at various Namibian embassies, including in
Russia,
Germany and
Austria from 1991 to 1997. From 1997 to 1999, Kaiyamo served as desk officer at the Foreign Ministry. He represented SWAPO in the National Assembly in 2000 and subsequently
re-elected in 2005 and 2009.
Ambassador to China Kaiyamo was appointed as Namibia’s Ambassador to the People's Republic of China on 2 September 2016. He served until 22 August 2025. According to
China Daily, Kaiyamo reiterated that Namibia’s strategic position and abundant natural resources, including solar and wind potential, offer strong opportunities for Chinese investment in renewable energy projects. ==Publications==