Myolwa had previously served as a member of the Eastern Cape Provincial Legislature from 2013 to 2014 and before that, as mayor of the OR Tambo District Municipality.
[2][1] Myolwa was sworn in as a member of the Eastern Cape Provincial Legislature for the ANC on 22 October 2013, replacing Mkhangeli Matomela.
[1][3] He was then appointed to serve on the local government & traditional affairs, sport, recreation, arts and culture, economic development and environmental affairs and tourism, public participation and petitions and wellness & enabling facilities committees.
[5] Myolwa stood for parliament again in 2019 as 21st on the ANC's list of parliamentary candidates from the Eastern Cape.
[7] Following the death of Eastern Cape ANC MP Pumza Dyantyi from COVID-19, Myolwa was selected to take up her seat in the National Assembly.