This study aimed to examine the effect of organizational culture on employee engagement in Berhan International Bank S.C... The specific objectives of the study were to determine the relationship between organizational culture types namely clan culture, adhocracy culture, market culture, and hierarchy culture with employee engagement in Berhan International Bank S.C. The research design adopted for this study was a case study and an Explanatory or causal research design was applied in which the research pursued to collect data from a target population of employees working in Berhan International Bank S.C, using a survey questionnaire. This study uses two sampling stages. The first one is to sample out the branch and secondly, several respondents who work at head office, and within the selected, two branches (Meganagn and Bole). The target populations contained 429 employees from the head office and within the selected two branches of the study organization. A sample size of 207 was drawn from the overall target population. The data were analyzed using SPSS (version 23). Both Descriptive, as well as inferential statistics, are used to analyze the data and interpret results. Results of the study show that clan culture was the dominant culture type in the organization. In addition, this study found that all organizational culture types namely clan culture, adhocracy culture, market culture, and hierarchy culture were significant and relationship with employee engagement. According to the regression analysis result, adhocracy culture is the most contributing organizational culture type followed by clan culture, market culture, and hierarchy culture in the prediction of employee performance in the organization.