Right! Here...
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Shri Avinash Chander, Distinguished Scientist, Programme Director, SFD and Director, Advanced Systems Laboratory (ASL) has assumed the charge of CC R&D (Missiles and Strategic Systems) wef 03 May 2011. He is an Eminent Scientist in the field of Missiles and is the Chief Designer of Long-Range Missile System in the country. He has successfully delivered three long-range weapon systems namely A1, A2 and A3.
Some of his management initiatives include technology mapping in strategic segments. Govt Owned Company Operated (GOCO) concept for production of critical inputs for missile systems. Concurrent production methodology to reduce developmental time cycles and identifying key technology growth areas.
He joined DRDO in 1972 after completing his graduation in Electrical Engineer from IIT Delhi. He obtained MS in Spatial Information Technology from JNTU, Hyderabad. He is a Fellow of Indian National Academy of Engineers and Convenor, Sub-Committee of Aerospace Section, Fellow of System Society of India, Fellow of Andhra Pradesh Academy of Sciences, Fellow and Vice-President of Astronautical Society of India and Chairman of INSARM & ISAMPE, Hyderabad Chapter. He has received numerous awards and honours in his career like DRDO Scientist of the Year Award (1989), Astronautical Society of India Award (1997) in the field of Rocketry, AGNI Self-Reliance Award (1999), Dr Biren Roy Space Science Award (2000), DRDO Award for Path-Breaking Research/Outstanding Technology Development (2007), Outstanding Technologist Award (2008) by Punjab Technical University, DRDO Technology Leadership Award (2008) and Outstanding contribution towards National Development Award (2011) by IIT, Delhi.
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Doesn't mention anything regarding the A-6. Therefore it was either a false statement or the A-6 is above Top Secret!
Cheers!