After studying biology and molecular biology at the University of Hamburg, Andrijka did basic research at the Harvard School of Public Health in Boston and at Hamburg’s University Hospital in Eppendorf. She holds a doctor’s degree.
After joining Roche as a trainee in 1990, Andrijka held numerous management positions with increasing responsibility at Roche Diagnostics GmbH, Germany. In May 2003, she has been appointed General Manager at Roche Diagnostics GmbH, Vienna. Andrijka retired in December 2016. She is married and currently lives in Hamburg