This paper explores the key points of the construction plan and engineering management for the security system in the Tianjin Metro Line 1 project.It focuses on the construction plan for communication lines,installation of communication equipment,system commissioning,and construction management aspects,including organization and staffing,quality management,standardized management,construction progress control,and safety management.By providing a detailed explanation of the construction plan and engineering management,the aim is to improve the overall construction quality of the metro security system and ensure the stable operation of the system.Through the implementation of strict quality control measures,potential issues during construction can be identified and resolved,thereby enhancing the reliability and safety of the metro security system and providing a solid foundation for the successful operation of the metro.