Günther Ernst graduated from the University of Applied Science in Regensburg, Germany. With more than 20years of experienced focus in the semiconductor industry, he began his professional carries in IC industry at Hitachi Semiconductor as equipment engineer in litho.
During his time in Hitachi, later Renesas, he held different managerial positions in Process- and Equipment Engineering as well as in Production.
He also became co-editor of several papers regarding advanced process control (APC) .
In 2008 he was promoted to Vice President Operation at LFoundry, in line with the management buy-out from Renesas, followed by the promotion to Chief Operating officer. Under his leadership, continuous improvement were accomplished on technology portfolio build up, quality enhancement, productivity increase as well as cost control.
Effective on Nov 2012, he was appointed to Chief Executive Officer (CEO) of LFoundry.
In July 2016 his appointment to CEO was reconfirmed by the Board of LFoundry, a SMIC Company.