Master of Science, Indian Institute of Technology, Madras, Chennai, India, 1994. Doctor of Philosophy, University Stuttgart, Germany, 2003.
Lecturer Pondicherry University, India, 1989—1996. Member technical staff Siemens Corporation Technology, Bangalore, India, since 2004. Professor PESIT, Bangalore, 2004.
Member of Institute of Electrical and Electronics Engineers.
Married Thiras Packimary Antonisamy, June 9, 1974. Children: Ursula Marial Piriyakumar, Gonxha Joan Piriyakumar.