Arun Joseph

Application Support Intermediate Analyst @Citi

Mississauga, ON, CA

Support and maintain critical business applications to ensure optimal system performance and availability.Troubleshoot and resolve technical issues promptly to minimize downtime and mitigate business impact.Develop and execute SQL queries to extract, analyze, and present production data, providing actionable insights to stakeholders.Configure and manage ITRS Geneos gateways, rules, and alerts to proactively prevent system outages.Conduct disaster recovery procedures and COB testing to enhance system reliability and ensure business continuity.Manage and support applications throughout the SDLC, ensuring compliance with organizational standards and SLAs.Deploy application releases using UrbanCode Deploy and perform post-release validations to ensure seamless updates.Collaborate with developers and business analysts to identify and implement system enhancements and process improvements.Create, update, and maintain comprehensive technical documentation and knowledge bases in Confluence