Before being becoming a government official in the National Government, Atty. John Henry Naga, already served as a Provincial Board Member for two terms in the Province of Masbate. After passing the bar, he engaged in the practice of law under one of the top law firms in the Philippines, and was able to handle high-profile cases in Labor, Telecommunications, and Corporation Law. In September 2016, Atty. Naga was appointed by President Rodrigo R. Duterte as the Assistant Secretary of the DICT. During his stint, he was responsible for pushing for several ICT bills as the Legislative Liaison and became the representative of the Department in various International ICT organizations, such as: the ITU, APT, among others.
Eventually, Acting Secretary Rio assigned him as his Chief-of-Staff. And on June 2018, he was appointed as the Undersecretary for Management and Operations. As the Undersecretary, he is responsible for the overall internal management of the Department. He was also the head of the Technical Working Groups for the Entry of the 3rd Telecommunications Player, the Common Tower Policy, the Tripartite agreement with NGCP and Transco, and was instrumental in securing the Landing Party Agreement with BCDA and Facebook giving the Philippines 2 Terabyte internet capacity. On February 2019, he was designated to head the Development and Innovations cluster of the DICT that is in-charge of implementing the National Broadband Plan, National Government Portal, the Philippine Identification System (PhilSys), among others.
Now, he is taking on the challenge of the President to secure the personal information of every Filipino citizens as the new Deputy Privacy Commissioner of the National Privacy Commission (NPC).