Doctor of Science in Electrical Engineering, University Oulu, Finland, 1982—1993.
Post-doctoral fellow University Pennsylvania, 1992—1995. Professor University Oulu, 1996, Tampere University of Technology, Finland, 1997—1999, Helsinki University of Technology, since 1999. Adjunct full professor University Pennsylvania, since 2004.
Captain, army research, 1982.
Board member Nokia Found, Helsinki, 2005. Member of Institute of Electrical and Electronics Engineers (signal processing for communications (spcom) technical committee since 2005), International Ski Instructor Association.
Married Sirpa Kivirikko, December 1991. Children: Max Kivirikko, Klaus Kivirikko.