Minimum 4+ years of professional experience in IT Support & Operation Frameworks, including ITIL Frameworks, IT Service Lifecycle Management(Incident, Problem, Change, and Service Level Management, etc.), and IT Infrastructures, including Physical, Virtual, and Cloud-based Infrastructure. With 20 delivery centers and more than 90,000 employees worldwide, iSoftStone is proud to serve some of the world's most well-known businesses, including 90+ Fortune Global 500 companies.