Dr inż. Mirosław Karczewski independently managed the implementation of two scientific research studies, and in 2016 he participated as a team member. Currently, he manages the Research and Development Project "Innovative ecological CNG installation for diesel engines limiting the emission of harmful exhaust components together with a mobile diagnostic and service station." (WATT). In the years 2009–2013, he participated as the main contractor in the implementation of the development project "Development of methods of verification of combat damage to the Rosomak armored personnel carrier and proposed changes to increase its anti-mine resistance", which is important for increasing the potential of the Armed Forces. In 2015, he participated in the development and implementation of a system for the verification of combat and operational damage of the Rosomak Wheeled APC for use in the Polish Army, for which, in 2015, he was awarded the Dean's Award by the Dean of WME. The developed diagnostic kit was successfully implemented for use in the 21 Regional Technical Workshops in Rzeszów. In the years 2011–2013, he participated in the preparation of four teams' expertise on the identification of the causes of damage to the Rosomak APC, carried out on behalf of the Armed Forces Support Inspectorate.