Supports the installation, configuration, and maintenance of purchased applications or application frameworks. Participates in the design configuration, problem diagnosis, maintenance, and installation of application systems and/or user group profiles. Validates system functionality after changes. Participates in testing and installing new software releases and application system upgrades. Analyzes, monitors, and fine-tunes the application system to achieve optimum performance levels. Works with internal infrastructure teams and vendors to resolve issues with hardware and software. Maintains a comprehensive operating system hardware and software configuration database/library of all supporting documentation to ensure data integrity. Participates with application system problem resolution by working with application developers, vendors and internal infrastructure team members to troubleshoot.