• B.Sc Physics,Chemistry, Mathematics, Sri Venkateswara University,1970
  • M.Sc Physics (Acoustics), Sri Venkateswara University, Tirupati, 1972
  • M.S (Mechanical Engineering), Indian Institute of Science, Bangalore, 1986
  • Ph.D (Mechanical Engineering), Jawaharlal Nehru Technological University, Hyderabad, 1992
  • Ph.D ( Management), Institute of Management Studies, Devi Ahilya Vishwa Vidyalaya, Indore, 2002
  • Doctor of Science – Honoris Causa by Vikrama Simhapuri University, Nellore ( June 2014)
  • Doctor of Science – Honoris Causa by NIT Kurukshetra (March 2014)
  • Doctor of Science-  Honoris Causa by GITAM University, Visakhapatnam.(Nov 2019)


Acoustics (underwater, Bio-, Aero acoustics),Hydrodynamics, Sonar design, Submersible design,
Hydro Ballistics,Stealth & Camouflage,  Electric field, Radar Ship Magnetics, Underwater, Cross Section,Infrared signatures,Underwater Explosions, Medical Implaints , among others.


  • Service
  • Date of Birth:10 October 1951 (Vijaya Dasami Day)
  • Dates of working in DRDO: 19 May 1973 – 31 October 2015. 42 1/2 years
  • Highest Appointment at DRDO: Distinguished Scientist & Director General, DRDO (equivalent to Special of secretary of GOI)
  • Presently affliated to National Institute of Advanced Studies, Bangalore (NIAS)
  • ISRO Chair Professor :(15 April 2016 to 14 September 2020)
  • Visiting Professor ( 15 September - to-date)

Senior Appointments held:

  • Director, Naval Science & Technological Laboratory, Visakhapatnam, India. (2006-11)
  • Director General (Naval Systems & Materials) (2010-2015) controlling 6 Organisations 

  •     Naval Science & Technological Laboratory (NSTL), Visakhapatnam
  •     Naval Physical & Oceanographic Laboratory (NPOL), Kochi
  •      Naval Materials Research Laboratory (NMRL), Mumbai
  •      Defence Metallurgical Research Laboratory (DMRL), Hyderabad
  •      Defence Laboratory (DL), Jodhpur
  •      Defence Materials & Stores Res & Dev Establishment (DMSRDE), Kanpur
  • Chairman, CEPTAM ( Centre for Personnel Talent Management ,DRDO), 2012-2013

Important National Facilities Set up:

Acoustic Anechoic room, Reverberation room, Underwater Explosion Tank, Shock Testing Barge, High Speed Towing Tank, Sea Keeping & Manoeuvring Test facility, Underwater Noise Range at Goa ,Underwater Magnetic Field Range at Goa, Radar Cross Section Test Facility on Dolphin Hill, Underwater Electric Field Test Range, Cochlear Implant Lab etc

Presently Engaged On:

  • Nurture & Seamless Commercialisation of grassroots innovation products from TRL 4-5 to TRL 8-9 for the benefit of grassroots Innovators.
  • Co PI for EPSRC, UK project to develop an ultra-scan system to monitor foetus of prenatal women without revealing gender information,
  • Inclusive manufacturing Forum to work  on  societal projects without regard to rural or urban, gender, age, rich or poor, normal or disadvantaged, mainland or island, plains or hilly areas  
  • Identification of Advanced Space Technologies.
  • Leadership in Advanced Defence Manufacturing Technologies jointly with IISc and Cranfield University, UK.
  • Design & Development of low cost cochlear Implant for hearing disabled people.Human Clinical Trials in Progress.
  • Design & Development of Bionic Eye ( Vision Prosthesis for profoundly Blind)
  • Smart Home  Appliances for Rural People (SHARP) to uplift rural economy through digital servitization concept.