Prasad was ordained as a Pastor of the Diocese of Krishna-Godavari of the Church of South India during the bishopric of T. B. D. Prakasa Rao at a joint ordination mass at the CNI-St. Paul's Cathedral, Kolkata in the presence of Dinesh Chandra Gorai, then Bishop - in - Calcutta.
Prasad began his ecclesiastical contribution first as a Teacher of the Old Testament at the Bishop’s College, Calcutta[2] and began teaching along with Timotheas Hembrom who, incidentally, was a study companion[3] of G. Babu Rao, Nitoy Achümi and Basil Rebera.
After a period of teaching ministry in West Bengal, Prasad was recalled to the Diocese of Krishna-Godavari to take up a pastoral[2] role at the CSI-St. John's Church in Visakhapatnam during the bishopric of T. B. D. Prakasa Rao. Prasad pastored a predominantly Congregational Church that was established by the London Missionary Society.
In 1991,[2] after returning from the University of Aberdeen, Prasad joined the Bible Society of India as Director, Translations succeeding John Philipose During Prasad's stint with the Translations Department, he worked closely with the Translation Consultants of the United Bible Societies, Graham Ogden and Basil Rebera.
Following the footsteps of his predecessors, Chrysostom Arangaden, M. P. John and John Philipose, Prasad ensured that translations continued to remain in focus and worked together with his colleague Jonadob Nathaniel, then translations advisor. Many versions and revisions of the Bible were released during Prasad's incumbency as Director, Translations. One among them was the Lambadi version of the New Testament which was released at the STBC-Centenary Baptist Church, Secunderabad in the presence of Rev. G. Babu Rao, then auxiliary secretary of the Bible Society of India Andhra Pradesh Auxiliary on 25 October 1999.[10]
During the bicentenary of the Bible Society of India, Prasad along with Chiranjivi J. Nirmal co-authored Imaging the Word: A Twenty-First Century Perspective.[4]
In 2001 when T. B. D. Prakasa Rao took voluntary retirement from the Diocese of Krishna-Godavari, Prasad chose not to contest the bishopric paving way for the election and subsequent consecration of G. Dyvasirvadam, his companion at the Bishop’s College, Calcutta as the fifth CSI-Bishop-in-Krishna-Godavari Diocese.