• Responsible for global change management in Morningstar Technology.• Responsible for asset management, CMDB.

• Responsible for the establishment and consistent application of the change management function integrating people, process, and technology• Conducted initial review of request for change documentation; facilitated proper prioritization, approvals, compliance with standards, and completeness leveraging business requirements, risk, and compliance• Coordinated, convened, and facilitated the change review meetings (CAB); recorded decisions made during change review meetings; maintained a schedule of approved and tentative system changes.• Developed and managed the overall change schedule; resolved change management scheduling conflicts and deviations according to established practices, obtained advice when precedents are unclear or unavailable.• Analyzed change records to determine any trends or apparent problems that occur and suggest improvements.• Implemented a service catalog which provides a central place to standardize fundamental data for services and their related areas in Morningstar Technology organization. Provided a single source of consistent information on all business services.• Collaborated with support groups for classifying Incidents, collaborating teams to analyze root cause, checking resolution with users, and answering to Service Requests.• Designed and defined the Morningstar IT asset management and configuration details for the firmwide CMDB in JIRA Insight. Work includes integrating data from multiple sources for the object-oriented Morningstar IT asset schema. Supported the Technology Operation scorecard process that scans Service Catalog data CMDB to create scorecard tickets.

• Designed and developed a distributed build and deployment system with Jenkins based on master/worker model over server farms. This system builds and deploys company deliverables on production automatically• Coordinated with IWT, AWS, MIM, Globe teams to migrate deployment system to Jenkins Build Lab• Worked on upgrade for Advisor Workstation operating system from Windows Server 2003 to Windows Server 2008, performance optimization for AWS products. Close collaboration with Network team and product teams

• Responsible for source control management of software development life cycle. Established source branching strategies to better service patching and hot-fixes. Established source code comment policy to improve software quality. Established code review process to improve build quality and reduce risk of releases• Developed Jenkins server for build and deployment automation for reliable, efficient, and low-risk software release. Worked on Web Deploy strategy for Jenkins deployment system. Configured about 150 Jenkins builds and jobs • Successfully migrated over 100 production servers for IWT and AWS from Enquinx data center to Dallas data center with Network team, Development team, Project management team and QA team. This is the first product to move to Dallas data center in Morningstar. Our successful move provided valuable experience for other teams in their server migration

• Responsible for application source management and migration through development cycle for Advisor Workstation Enterprise. Provided new application release strategies for development team that has reduced product delivery time with enhanced product reliability and stability. Coordinated between Development team and Project Management team. Troubleshoot build & release related issues. Worked closely with Network Support team for production issue diagnosis and resolution• Designed, developed, and level-one support of automation test suites for firm proprietary applications on server farms. These applications include security analysis & valuation, statistic model calculation, and customized portfolio management• Developed load-testing and stress-testing tools with Webload. Optimized system performance with such tools by collecting & analyzing performance data, discovering & resolving performance bottlenecks, balancing load between applications and servers