The purpose of doing this research is to determine whether there is an effect of Organizational culture on Employees’ Performance at PT. Multitec Global Engineering.Employee performance is a reflection of the work that can be achieved by employees in a company, in accordance with their authority and responsibility. A reality that is often found especially on company is that not all employees have optimal performance in carrying out their duties. Not optimal employee performance can be caused because of the poor application of organizational Culture.The data collection techniques used in this study include quantitative, descriptive, and correlation approach, through questionnaires distribution. In addition, the writer used census sampling in collecting data.There were 35 respondents being asked to answer questionnaires. The data collected are considered valid, reliable, normal and linear. Based on the result of the research, it is stated that the result of counting z test is 4.619 which is higher than z table (1.96). It can be defined that organizational culture has significant effect on employees’ performance at PT. Multitec Global Engineering.At the end of the research, the research showed that there was an effect of Organizational Culture on Employees’ performance at PT. Multitec Global Engineering. Hypothesis test showed that there was an influence between organizational culture on employees’ performance.