Gouse Ahmed

MAINFRAME APPLICATION SUPPORT & AUTOMATION ENGINEER

Talent

BengaluruMember since 5 June 2026

COBOLJCLIBM MVS UtilitiesIBM DB2IMS DB/DCSQL QueriesPython AutomationIncident ResolutionRoot Cause AnalysisJob AbendsTDM BAUEnvironment TroubleshootingC++Prolog

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COBOLJCLIBM MVS UtilitiesIBM DB2IMS DB/DC

About

Results-driven Mainframe Application Support & Automation Engineer with 2 years of experience supporting enterprise banking production environments for ABN AMRO Bank through Tata Consultancy Services (TCS). Skilled in maintaining core batch workloads using COBOL, JCL, DB2, and IMS DB/DC. Experienced in utilizing Python scripting for automated dataset lifecycle management, driving incident troubleshooting, performing Root Cause Analysis (RCA), and ensuring consistent SLA compliance in high-availability environments.

Experience

Mainframe Operations Engineer - Tata Consultancy Services (TCS) - Bengaluru, Karnataka, India

(2024-04)

Client: ABN AMRO Bank

Batch Monitoring: Monitored and maintained critical production batch workloads using JCL and IBM MVS utilities to ensure optimal system availability and operational stability.
Incident Resolution: Diagnosed and resolved live production incidents, job abends, and dataset issues across operational IBM DB2 and IMS DB/DC environments.
Root Cause Analysis: Conducted thorough Root Cause Analysis (RCA) for recurring technical support failures, documenting permanent fixes to mitigate future risks.
Process Optimization: Designed and implemented Python automation scripts for routine dataset cleanup and lifecycle activities, effectively minimizing manual operational effort.
Test Data Management: Handled day-to-day Test Data Management (TDM) BAU environment activities to guarantee reliable and secure data availability for testing cycles.
SLA Compliance: Coordinated across cross-functional application, database, and infrastructure support teams to troubleshoot and resolve high-priority incidents within target SLA timelines.
Workflow Analysis: Analyzed batch execution logs, system warnings, and SQL queries to identify processing inefficiencies and systematically reduce recurring job errors.
Technical Runbooks: Authored and updated detailed operational runbooks, environment troubleshooting workflows, and support guidelines to elevate team delivery knowledge.