This study aims to analyze the performance of employees at PT XYZ Branch by looking at the influence of organizational culture variables on employee performance and the influence of work engagement variables on employee performance using organizational commitment variables as intervening variables. This type of research is a comparative causal study. The population in this study were all employees of PT XYZ Branch from all company departments totaling 150 people. In this study the census method is used by giving questionnaires to the entire population of 150 people consisting of employees of all company departments. Data Data analysis techniques in this study use SEM (Structural Equation Modeling) analysis which is operated on the basis of Partial Least Square (PLS) with SmartPLS 3.0 tools. The results of the study indicate that organizational culture variables do not significantly influence employee performance indirectly, work engagement has a significant effect on employee performance with organizational commitment as a mediating variable, with good organizational culture and maximum employee work engagement can make employee performance better at PT XYZ Branch.This study aims to analyze the performance of employees at PT XYZ Branch by looking at the influence of organizational culture variables on employee performance and the influence of work engagement variables on employee performance using organizational commitment variables as intervening variables. This type of research is a comparative causal study. The population in this study were all employees of PT XYZ Branch from all company departments totaling 150 people. In this study the census method is used by giving questionnaires to the entire population of 150 people consisting of employees of all company departments. Data Data analysis techniques in this study use SEM (Structural Equation Modeling) analysis which is operated on the basis of Partial Least Square (PLS) with SmartPLS 3.0 tools. The results of the study indicate that organizational culture variables do not significantly influence employee performance indirectly, work engagement has a significant effect on employee performance with organizational commitment as a mediating variable, with good organizational culture and maximum employee work engagement can make employee performance better at PT XYZ Branch.