Abstract:Container terminal operation is one of the important things to support the activities in port. But there are many problems in container terminal operation, such as lack of information, traffic, truck, waiting time, berthing window, inaccessibility of operator, slow terminal performance, etc. All these problems can give significant impacts for the business in many ways and the major impacts are high cost, improper services, and the main problem is losing customer. The purpose of this research is studying about container terminal operation's transformation as modern services at terminal operation 3 port of Tanjung Priok. Researchers retrieved the data with the direct field observation and intending to observe how the transformation of container terminal operation without system or traditional into container terminal using modern and service-oriented system. Transformation was resulting a benefit for container terminal operations such as reliable service time, clear roles, PIC and real instructions, and increase productivity. With the qualitative analysis, researcher can describe this object.