Aceh Jaya Regency is one of the regencies in Aceh Province that carries out government functions in accordance with its authority. The Regency is managed by 43 Regency Government Working Unit (SKPK) and 1,299 employees. This organization was formed as an effort for the welfare of the people, but the expected performance was still not satisfactory of which it was sometimes perceived as not good. The phenomenon of less optimal employee service can be seen from the public perception of service and this study analyzes variables that affect employee performance as well as organizational performance. The objective of research is to investigate the influence of motivation, leadership and work environment on the performance of the Aceh Jaya District’s Work Unit (SKPK) with employee performance as an intervening variable.The research population consist of 1,299 people and the samples taken are 185 employees. The study determined the variables of work motivation, leadership and work environment as independent variables and organizational performance as the dependent variable and employee performance variables as intervening variables. The proof of hypothesis is analyzed by setting the indicator CR value and p value and the results of the study show all hypotheses can be accepted because the CR value is entirely above 1.96 and the p value is below 0.05. It was concluded that work motivation, leadership, work environment and employee performance directly influence organizational performance. It is recommended that work motivation, leadership, work environment and employee performance can be improved to achieve better organizational performance.