Mariusz Kosiecki currently serves as an Expert in Business Process Management at Simon-Kucher since August 2024. Prior to this role, Mariusz held the position of Executive Director in Engineering at Goldman Sachs from November 2019 to July 2024, focusing on IT strategy, planning, product ownership, and change management. Mariusz's experience also includes roles as Associate in Engineering and Lean Ops/Change Management, in addition to various positions in process optimization and improvement consulting at reputable financial institutions including Credit Suisse and The Royal Bank of Scotland. Mariusz holds multiple degrees from SGH Warsaw School of Economics and the University of Warsaw, emphasizing project management, international economics, and international relations.
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