Driven by rapid information technology development, digital tools have transformed traditional university teaching management. Relying on big data technology, higher education institutions need to innovate management and teaching modes to realize efficient, precise and comprehensive campus governance. Under the big data background, this paper analyzes the current status and prominent bottlenecks of university teaching management informatization, and puts forward targeted optimization strategies. The research aims to promote university teaching management upgrading with information technology and improve the overall quality and efficiency of educational administration.