Presently, Reiner Winkler holds the position of Chief Executive Officer of MTU Aero Engines AG and Chief Financial Officer & Director-Labor Relations at MTU Aero Engines North America, Inc. and Chief Financial Officer & Member-Management Board at MTU Aero Engines GmbH (both are subsidiaries of MTU Aero Engines AG). Reiner Winkler is also on the board of Benteler International AG.

He previously was Head-Central Business Administration at Siemens AG, Managing Director-Finance & Controlling at Temic Telefunken Microelectronic GmbH and Head-Planning & Controlling at Daimler-Benz AG.

He received an undergraduate degree from Philipps University of Marburg.