 Krishnamurthy worked as Principal of S.V.College of Music and Dance, Tirupati; M.R.Government College of Music and Dance, Vizianagaram; Government College of Music and Dance, Secunderabad; and retired as Principal of G.V.R Government College of Music and Dance, Vijayawada in 1985.He was Dean of Faculty of the Fine Arts and Chairman of Board of Studies in Music of Sri Venkateswara University and Nagarjuna University.He contributed to Annamacharya Project of the TTD (Tirumala Tirupati Devasthanams) in tuning most of the "Annamacharya" kritis as we know them today.