G Mohan

Production Support Engineer with 4+ years of experience supporting mission-critical banking and enterprise applications in Linux/Unix environments. Strong in Shell scripting, SQL analysis, Splunk log monitoring, AutoSys/IWS batch monitoring, and incident troubleshooting to ensure uninterrupted business operations. Proven ability to perform root cause analysis, support production implementations and post-production validation, reduce recurring incidents, and drive operational stability through automation and proactive monitoring.

L2 Production Support at Cognizant Technology Solutions (2024-01 – Present)

Provided end-to-end production support for critical applications running on Linux/Unix platforms with focus on incident management, root cause analysis, and operational stability.

• Provided end-to-end production support for critical applications running on Linux/Unix platforms
• Used Splunk for application and server log monitoring, error search, transaction tracing, and production issue investigation
• Executed SQL queries for data validation, troubleshooting, and operational reporting
• Monitored batch jobs using IBM Workload Scheduler and AutoSys, performing job checks, reruns, and failure analysis
• Used Unix commands and Shell scripting for log cleanup, report generation, validation checks, and operational automation
• Investigated production incidents, performed root cause analysis, and implemented preventive fixes
• Troubleshoot system and user-reported issues ensuring minimal business disruption
• Supported deployments, production implementation, environment validation, and post-production monitoring
• Coordinated with development teams, infrastructure teams, and stakeholders for release testing and issue resolution
• Created SOPs and knowledge repository enabling faster resolution and shift-left adoption
• Provided timely updates to stakeholders and ensured SLA-driven incident resolution

L2 Support Engineer at Cognizant Technology Solutions (2022-07 – 2023-12)

Monitored ETL workflows and supported troubleshooting of batch failures for automotive business systems related to warranty operations.

• Monitored ETL workflows using IBM Workload Scheduler to ensure timely batch execution
• Used Splunk and log analysis tools to support troubleshooting and batch failure investigation
• Investigated and resolved batch failures to maintain uninterrupted data pipelines
• Reduced pipeline downtime by 30% through root cause analysis and fixes
• Collaborated with global teams for escalation handling and impact analysis
• Ensured data accuracy across automotive business systems related to warranty operations

B.Tech. in Bachelor of Technology – Hindustan University, Chennai (2022)