This role involves designing core gameplay systems, features, interfaces, and controls for a globalized realistic 3A action game. Responsibilities include managing system resource allocation and consumption for self-sustaining gameplay loops, establishing system development pipelines, and guiding overall project planning. The ideal candidate will have 3-5 years of game design experience, a deep understanding of ARPG and MMO mechanics, and proven success in launching similar titles. Strong architectural skills, collaboration with programmers and artists, and a thorough understanding of overseas market demands are essential. The candidate must be proficient in writing detailed requirements documentation for design, development, and testing teams. Deep knowledge of and extensive experience playing 3D action games is required.