Steffen Walter, Ph.D.

Chief Operating Officer

Steffen Walter has served as Chief Operations Officer of Immatics since March 21, 2023. From 2005 to 2022, Steffen served in various executive-level positions with Immatics, including as Chief Technology Officer, Chief Scientific Officer, as Vice President Immunology and as Director and Head of Immunology. Steffen established the Immatics US operations in Houston, Texas and contributed to its fundraising, including a $20 million Cancer Prevention and Research grant by the State of Texas.

Steffen leads Immatics’ Cell Therapy manufacturing and process development, US Operations and Administrations, as well as the Global Quality and Human Resources team. In addition to supporting the development of the XPRESIDENT® technology platform, under his initial leadership, Immatics developed its XCEPTOR® platforms to support the generation of TCR-based therapeutic modalities.

In addition to continuing to lead our cell therapy manufacturing, process development and quality functions, Dr. Walter will oversee global Human Resource functions, the construction of our lab, office and GMP cell therapy manufacturing facility and other U.S. facilities and operational matters.

Steffen is an inventor on numerous patents and patent applications and has co-authored more than 30 publications in peer-reviewed journals, including Nature Medicine, Cell Reports, Lancet Oncology, Brain and Blood. Steffen holds a diploma in biochemistry and a Ph.D. in immunology from the University of Tübingen.