The environment in which an organization operates can be shown to be increasingly complex and competitive, thus encouraging companies to develop strategies to get a fast, flexible, and innovative response. A project-oriented work will have great support in the organization. Thus, having project management within a company will be able to help deliver planned and controlled results. PT XYZ is a one of telecommunications company in Indonesia which has taken proactive steps to improve digitalization based project management using the PMO and open opportunities at the MBKM program through Kemendikbudristek platforms. This study aims to determine the factors supporting the success of PMO performance at PT XYZ using the Structural Equation Modelling (SEM) method. The result on this study are the factors that support the successful performance of PMO at the PT XYZ on the MBKM project, there are three factors that must be considered, namely strategy, operations, and project performance.