He taught evening classes at the Comboni College for Adults and Teachers from 1998 to 2000 and was a lecturer and consultant for the local Sudanese organization for non-violence and democracy (SONAD) from 1999 to 2008.

He founded a local humanitarian NGO, the Horiok Community Association and Development (HODA) in 2005 and worked there as a consultant and counsellor for five years.

He worked in a similar capacity for women's rights organizations from 2013 to 2016, and then from 2016 to 2019 as assistant vice chancellor for Administration and Finance of the Catholic University of South Sudan and deputy director of the Institute of Applied Research and Community Outreach there.

[2] He received his episcopal consecration on 3 March of that year from Paulino Lukudu Loro, Archbishop of Juba.

[2] On 12 December 2019, Pope Francis promoted him to archbishop of Juba[3] and he was both installed there on 22 March 2020[4] and named apostolic administrator of Torit the same day.