The authors present the results of the research on the Lessons Learned process applied within the Ministry of Defence of the Czech Republic. The main purpose of the article is to introduce the proposal of the process optimization to readers. The paper describes the process in detail, and this description is used to identify procedural shortcomings exploiting the process analysis method in terms of factual and logical accuracy of the process. The following part of the article presents the results of the comparative analysis of the chosen Lessons Learned processes. The result of the comparative analysis allows authors to make in an innovative way suitable recommendations for optimizing the current state of the whole process of Lessons Learned. Based on the analysis of the educational programs, the paper proposes to include the subject of the Lessons Learned process into the learning outcomes, especially from the perspective of competency based approach to education.