工作职责：Liu weijing has been working as a IT support in Chinese Academy of Sciences Guangzhou Chemical Co., Ltd. since June 2002. His specific duties are as follows: 1. Kingdee system and data maintenance of the company and its branches. Ensure data integrity and timeliness through scripts. 2. Maintained the access control system of the company. Ensure database communication is normal. 3. Maintained the company's video monitoring system. Ensure the normal operation of monitoring camera and storage server. 4. Internal and external network access and maintenance. Monitor the flow change in real time through Mrtg, and allocate the flow according to the actual situation. 5. Maintained the equipment such as routing, switch and server in the computer room of the company's network information center. Monitor the operation of the equipment through the network alarm software, and make relevant treatment in time.

工作职责：按时关闭大楼设施