Support Analyst Production

AYUSH SHUKLA

Gurugram, Haryana ***************@*****.*** +91-790*******

PROFESSIONAL SUMMARY

Results-driven Mainframe Developer and Production Support Analyst with 4.7 years of comprehensive experience in developing, maintaining, and supporting business-critical mainframe applications. Proficient in COBOL, JCL, DB2, VSAM and tools such as Abend-AID, and File-AID. Skilled in both application development (enhancements, bug fixes, performance tuning) and production support (incident resolution, job monitoring, root cause analysis). Proven track record of ensuring application stability, reducing downtime, and improving batch job performance in high-pressure environments. Adept at working in Agile and ITIL-based support models, with excellent problem-solving and communication skills. PROFESSIONAL EXPERIENCE

TATA CONSULTANCY SERVICES — Gurugram, Haryana

System Engineer Jul 2023 – Present

Developed and maintained COBOL-based applications on the mainframe, ensuring performance and adherence to business requirements.

Automated batch job scheduling and processing using Job Control Language (JCL), optimizing task execution.

Implemented key enhancements and supported successful delivery of multiple development projects, improving system performance and functionality.

Collaborated with business analysts, QA, and system architects to gather requirements and deliver solutions.

Maintained and optimized VSAM files, ensuring efficient data storage and retrieval for critical business processes.

Provided ongoing support for the internet application, minimizing downtime and ensuring business continuity.

Handled end-to-end production issues using ServiceNow for logging, tracking, and resolving incidents within SLA.

Created and maintained tickets for batch job failures, abends, and file transfer issues.

Initiated and managed Change Requests (CRs) in ServiceNow for production deployments.

Worked closely with L1/L2 teams for escalation management and RCA documentation.

Updated knowledge articles and CMDB entries as part of process improvements.

Generated weekly reports using ServiceNow dashboards to track ticket trends and SLA compliance.

INFOSYS LIMITED — Jaipur, Rajasthan

Senior Operations Executive Nov 2020 – May 2023

Contributed to the modernization of legacy mainframe applications by refactoring COBOL programs and integrating with modern Java-based microservices.

Assisted in migrating batch jobs from JCL/COBOL to cloud-compatible platforms such as AWS Batch.

Supported mainframe application testing and validation during replatforming and rehosting activities.

Collaborated with cross-functional teams to replace outdated VSAM/DB2 data structures with relational databases or NoSQL solutions.

Used tools like Micro Focus for development, debugging, and deployment during modernization projects.

Engaged in Agile ceremonies and used Jira/Confluence for sprint planning, progress tracking, and documentation.

SKILLS

COBOL

JCL (Job Control Language)

IMS DB (Information Management System Database)

DB2

VSAM (Virtual Storage Access Method)

Endevor

Control-M

ServiceNow

GitHub

Legacy System Migration to AWS

Enterprise Developer

CyberArk

Microfocus

EDUCATION

Dr. Virendra Swarup Institute of Computer Studies — 2017 – 2020 Bachelor of Computer Applications (70.22%)

Board of High School and Intermediate Education, Uttar Pradesh

Intermediate (88.6%) 2016 – 2017

Matriculation (86.5%) 2014 – 2015

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