Eassignments under Celcom International Ventures. He left Celcom ncik Sudarnoto Osman earned his bachelor’s degree from the University of Tohoku, Japan in Electronic Engineering and after graduating he started his career with Matsushita Air-Conditioning R&D Sdn. Bhd (Electrical and Electronics Development) in 1993.
His mobility career started in 1994 with Celcom Malaysia Sdn. Bhd. He was instrumental in expanding Celcom network and initiated the 2G network rollout throughout Sarawak. He was also appointed on ad-hoc basis as a consultant on several international Malaysia Sdn. Bhd in September 2000 to join Maxis Mobile Sdn. Bhd. and he embarked on Maxis network rollout in East Malaysia. He left as Regional Network Head at Maxis Broadband Sdn. Bhd. in March 2013.
He continued his career by venturing into telecommunication infrastructure business when he was appointed as Chief Executive Officer at SACOFA Sdn. Bhd. (“SACOFA”) in April 2013. During his tenure at SACOFA, he expanded SACOFA’s business and network beyond Malaysia. He was also appointed in various capacity in other organisations such as PT SACOFA Indonesia, PT BINA Indonesia, DSTA Sdn. Bhd., Malaysian Access Forum Bhd., Persatuan Infrastruktur Telekomunikasi Malaysia, and Konsortium Rangkaian Serantau.
He was later appointed by the Sarawak Government to spearhead Sarawak digitalisation initiatives as Chief Executive Officer of Sarawak Digital Economy Corporation Berhad on 15th May 2020.