[4][5] Charles was appointed Director General of Sri Lanka Customs in September 2017.
[6][7] She was removed from the post in January 2019, allegedly after refusing to give in to government pressure in respect of investigations into 143 suspicious cargo containers.
[10][11] Charles was appointed secretary of the Ministry of Healthcare and Indigenous Medical Services in November 2019.
[17] Upon Anura Kumara Dissanayake taking office as President; Charles resigned.
This led to the appointment of Nagalingam Vethanayahan, a former government agent for Jaffna as Governor of Northen Province.