The Financial Management Business Transformation Service has harmonized the use of an integrated Agile and Waterfall projects controls system to maximize project efficiency, adaptability, and delivery excellence. Agile methodologies, renowned for their iterative and flexible approach, offer unparalleled responsiveness to changing requirements and customer needs. Conversely, Waterfall methodologies provide structured processes, ideal for projects with well-defined scopes and sequential phases. By integrating these seemingly divergent approaches within an Integrated Project Controls System, we have been able to capitalize on the strengths of each methodology while mitigating their inherent limitations. The key to successful integration lies in embracing a hybrid model that tailors project management practices to suit the project's unique requirements. Our Project Control System and Processes serve as the nexus, facilitating seamless coordination, communication, and collaboration across the program’s various projects. This integration enables stakeholders to gain a holistic visibility into project progress, resource allocation, and risk management, fostering informed decision-making and proactive course corrections. Additionally, by utilizing the needed features within Microsoft project, we are able to meet the government requirements of providing periodic updates in a manner consistent to the government accountability office best practices. We have found the integration of Agile and Waterfall projects fosters a culture of innovation and continuous improvement. Teams can leverage Agile principles to experiment, adapt, and innovate within the framework of structured Waterfall processes. This hybrid approach promotes cross-functional collaboration, knowledge sharing, and alignment of project objectives, driving organizational agility and competitiveness. The use of both Agile and Waterfall process and controls across the projects has allowed us to transcend the confines of methodology wars, offering a pragmatic approach to project management excellence. By harnessing the complementary strengths of Agile and Waterfall methodologies within a unified control system, organizations can navigate the complexities of modern projects with confidence, agility, and resilience.