HARIKISHORE D

Client: WFSC bank

• Monitored Start-of-Day (SOD) and End-of-Day (EOD) batch jobs using Autosys, resolved job failures through log analysis, and applied corrective measures to maintain SLA compliance
• Performed daily system health checks and generated comprehensive operational reports for business and commercial stakeholders
• Executed test scripts on Teradata sources and validated transformation logic in alignment with mapping documentation and business rules
• Managed incident tickets (P1-P4) via ServiceNow, categorizing and prioritizing based on urgency and business impact; ensured timely resolution through collaboration with support teams
• Interpreted SOPs to independently handle P3/P4 issues; actively participated in P1/P2 bridge calls, coordinating with DBAs, developers, and Linux administrators
• Created internal reports in ServiceNow for trend analysis and team performance reviews
• Accessed Linux servers via PuTTY and SSH for real-time monitoring, system checks, and troubleshooting
• Wrote optimized SQL queries using joins, aggregations, and set operations to extract and validate business data
• Used ITRS Geneos to monitor application and server health, responding proactively to alerts based on severity
• Conducted RESTful API testing and validation using Postman during incident troubleshooting and post-deployment verification
• Leveraged AWS CloudWatch to filter and analyze logs from applications, servers, and Autosys jobs, identifying root causes and tracking performance trends
• Managed data storage and retrieval using AWS S3, including logs, feed files, and configuration backups for downstream systems
• Utilized Linux command-line tools for server diagnostics, log analysis, and data file verification across multiple environments
• Participated in Change of Business (COB) weekend activities, including mounting/unmounting file systems and conducting service restarts
• Attended Change Advisory Board (CAB) meetings to review proposed changes, assess risk, and provide operational input
• Conducted root cause analysis (RCA) for recurring issues and implemented preventive measures to improve system reliability