Wojciech Kowalczyk graduated from the Foreign Trade Faculty of the Main School of Planning and Statistics (currently named Warsaw School of Economics).

Since March 2016 Wojciech Kowalczyk was the Undersecretary of the State in Ministry of Energy. Between November 2014 and March 2016 he was the Secretary of the State and the Government Plenipotentiary for the restructuring of coal mining within structures of the Ministry of Economy, subsequently the Ministry of State Treasury and the Ministry of Energy.

In years 2012-2014 Wojciech Kowalczyk was the Undersecretary of the State in Ministry of Finance, where he supervised the development of financial market, banking, insurance and capital sector and public debt. In years 2011-2012 he worked at Bank Gospodarstwa Krajowego, inter alia, as a Vice-President of the Management Board, responsible for financial markets, bank products and investment projects.  

In years 1995-2001 and 2004-2010 Wojciech Kowalczyk was employed in Bank Handlowy, where he was responsible for bank’s activities at the debt securities market. In years 2001-2004 he worked as a Director of Debt Securities Market at Merrill Lynch International in London.