ACCOUNTABILITY: Enterprise level host, storage, database, backup system, virtualization operation and management, ensuring its stable and efficient operation, new technology research 1.SYSTEM DEVELOPMENT AND MAINTENANCE 1)Be Familiar with the company's IT infrastructure, types of host storage databases, and KPI requirements. 2)Execute the daily operation and maintenance of the host,storage,database and operating system in accordance with SOP to ensure the system stable 3)Monitor the abnormal operation of the host storage and database ,fix it in time to minimize the losses caused by abnormalities 4)Evaluate in advance the upgrade or improvement plan for the host,storage,database, allocate a budget, and be responsible for purchase and implementation 5)Work closely with all departments in delivering a solution. 2.SERVICE DELIVERY 1)Provide day-to-day Operation Support of all Business Systems. Strive to ensure high system availability and reliability. 2)Provide ontime status update to the user community of outstanding issues. 3)Timely response to system or process issue. Follow -up to issue until it’s closure. 4)Exhibit honesty, teamwork and creativity 5)Adhere to Corporate and Department IT Policies, Standard and Guidelines.