Master of Science in Electrical Engineering, Budapest Technology University, Hungary, 1969.
Junior science researcher Telecommunications Research Institute, Budapest. Science researcher KFKI Atomic Energy Research Institute, since 1971, head space electronics group, 1973—1996, head space dosimetry group, since 1996. Guest scientist Max Planck Aeronomical Institute, K-Lindau, Germany, 1985—1989.
Member of Science Space Council, Hungarian Astronautical Society (president since 1993), Hungarian Academy Engineering.
Married Zsuzsanna Armai, August 1, 1970. Children: Zoltan, Gergely.