Abstract:In the era of big data, information technology has penetrated into all aspects of enterprise management. The integration of human resources management and big data helps power supply enterprises to proceed from the characteristics of human resource management and give full play to the comprehensive benefits of human resource management. Based on the characteristics and application value of big data, this paper analyzes human resources management data from four aspects: raw data, capability data, efficiency data, and potential data.This paper focuses on the application of big data in human resource planning, strengthening the selection and training of talents, promoting salary performance management, and optimizing organization and employment management. It also analyzes the basic conditions for the deep integration of big data and enterprise human resource management, including the establishment of human resource workers'' big data awareness, the establishment of human resources big data information platform, and the enhancement of human resource worker data analysis and application capabilities. Collecting and excavating human resources related data through the big data platform and promoting the organic integration of various modules of human resource management will provide more powerful human resource protection and talent support for the long-term development of the enterprises.