Mr. N. S. Ramachandran belongs to the Indian Telecommunication Service. He was the Ex. Chairman and Managing Director of the Mahanagar Telephone Nigam Ltd. during 1995 and 1997.

Prior to that, he was at many responsible positions in the Government, the most important ones was as Chief Executive of the Telecommunication department for the state of Karnataka, as General Manager of planning and development of the telecom network of Delhi and as Director in the Rural Development Task Force of Telecom  Department.

He has been a specialist in the field of Telecom Network Planning and Operation and was deeply involved in the modernisation and digitalisation of Telecom networks.

He has also worked with the International Telecommunication Union as a Senior Expert in Rural Network in Geneva, Maldives, Uganda and Zimbabwe.

When the country set up the Telecom Regulatory Authority of India (TRAI) in 1997, he was appointed as a Member and held office till 2000. He is also a director in Tata Teleservices Ltd.