Dusit is a former senior Federal Officer. His appointment was announced by Gobind Singh Deo, Minister of Communications and Multimedia. 

On his appointment as the special functions officer in the Ministry of Communications and Multimedia, he shared in media that he would be reporting directly to the Minister Gobind Singh Deo.

As the special functions officer, he would be responsible for supervising all the agencies in Sarawak under, the Ministry of Communications and Multimedia. The agencies under Sarawak includes State RTM, State Information Department, National News Agency (Bernama) and State Malaysian Communications and Multimedia Commission (MCMC).

According to the Malaysian daily, it is believed that this is the first appointment of special functions officer is the first to be made by the ministry in Sarawak.

Dusit is also serving as the President of the Sarawak Dayak Graduates Association. He is the second Dayak professional to be appointed by the Pakatan Harapan Federal Government for a significant post in the state.

The first  Dayak professional was the Management Consultant Dr John Brian Anthony as Bintulu Port Authority Chairman last year.