As Chief Technology Officer, Tirri assumes responsibility for the CTO organization, charged with setting Nokia’s technology agenda both now and in the future, and driving core innovation to enable business development opportunities.
Previously, Tirri was Head of Nokia Research Centre (NRC), Nokia’s forward looking research facility. He joined Nokia in 2004 as a Research Fellow before leading NRC Systems Research laboratory in 2007. He holds a Ph.D. in Computer Science from the University of Helsinki, Finland. Tirri will be based in Sunnyvale, California.
Richard Green, who was appointed Chief Technology Officer in May 2010, and was a member of the Nokia Leadership Team since February 11, 2011, has elected to depart Nokia. Effective September 22, 2011, he is no longer a member of the Nokia Leadership Team. Green will be returning full time to the U.S. to pursue new opportunities.