Mainframe Developer Systems Engineer
Resume:
Sai Kumar Reddy .M
Email: *****************@*****.*** Cell: (+91) – 709-***-****
Career Brief:
A forward thinking, capable and committed Mainframe developer with a proven ability to meet agreed deadlines, co-ordinate work and work to defined the Development and testing methodologies within a structured environment. Focused on any task at hand and able to utilize existing test knowledge and experiences to come up with practical solutions and alternatives processes. Having first class executive leadership, negotiating and communicating skills and capable of providing authoritative guidance and advice to both in house and third-party teams
Professional Summary:
•Worked as Senior Systems Engineer with CTS, Chennai since Dec-2018 to June 2022.
•Worked as Technology Analyst with Infosys, Chennai since August-2022 to May 2025.
Managerial Abilities:
•Having 6+ years of Experience in Mainframe Technologies with a strong emphasis on Maintenance, Enhancement and Production support.
•P&DC application migration started with me, where I had to start from scratch for one of the biggest applications with a initial inventory of 2000+ jobs. Performed Impact analysis, understood the application and technologies integrated
•Design, Development, testing and validating the applications
•Worked on Banking and Insurance Domains
•Strong knowledge in all phases of the SDLC
•Have good analytically and technical skills
•Expertise in Development, Testing, Analysis and Problem-solving skills
•Experience on Mainframe Technologies such as COBOL, JCL, VSAM, DB2 and CICS.
•Good experience on problem determination, performance tuning, setting security and web enabling CICS.
•Good hands-on Experience into Development
•CICS Maps Creating and modifications and CICS Table creating.
•Strong emphasis on analysis, design, coding and testing.
•Has extensively used the tools such as FILE-MANAGER, and SPUFI,
CHANGEMAN
•Expediter, Service-now, Move it, Ops wise And Savers.
•Have good Knowledge of the complete System Development Life Cycle and implementation.
•Have good analytically and technical skills.
•Have ability to work independently as well as a team member on large projects.
Educational Qualifications:
Completed B.SC, Osmania University 2016.
Knowledge Summary:
Operating Systems
IBM-MVS, OS/390, Windows XP,07, Z/OS
Languages
COBOL, CICS and JCL, DB2 Mainframe Application testing
Databases
MS-Access 2000, SQL Server 2005, DB2
Tools and Utilities
Jira, Service now.
Management Concepts
Project Management, SDLC and STLC, Testing Types, Test Management
Project Acquired skills
Project Management, Development, Test Management,
Tools
FILE-MANAGER, ENDEVER, MICROFOCUS, FILEAID
Debugger Tool
Expeditor
Project Name
DTCC
Client
Depository Trust & Clearing Corporation Finance
Role
Technology Analyst
Organization
Infosys, Chennai
Team Size
20
Markets: USA
Description:
The Depository Trust & Clearing Corporation (DTCC) is an American financial market infrastructure company that provides clearing, settlement and trade reporting services to financial market participants. It performs the exchange of securities on behalf of buyers and sellers and functions as a central securities depository by providing central custody of securities.
DTCC was established in 1999 as a holding company to combine the Depository Trust Company (DTC) and National Securities Clearing Corporation (NSCC). User-owned and directed, it automates, centralizes, standardizes, and streamlines processes in the capital markets. Through its subsidiaries, DTCC provides clearance, settlement, and information services for equities, corporate and municipal bonds, unit investment trusts, government and mortgage-backed securities, money market instruments, and over-the-counter derivatives. It also manages transactions between mutual funds and insurance carriers and their respective investors.
Roles and Responsibilities:
•Involved in impact analysis, design, coding and testing and also preparation of the Functional Specifications documents and High-Level Design & Detail Design Documents.
•Involved in Release management activities
•Involved in finding and fixing logical errors while performing Peer Review.
•Interacting with the LOB users
•I have prior experience in Batch processing, JCL (L1 and L2 Support), Scheduling on
TIVOLI Batch Scheduler i.e. OPC (Operations Planning and Control)
•Involved in preparing the Root Cause Analysis document (RCA)
•Performed Coding new programs, implementing new functionalities in existing programs.
•Preparing unit test results with supporting documents.
•Supported in fixing of bugs while System testing is in progress.
Project Name
BPCE Group
Client
BPCE Group Banking
Role
Senior Systems Engineer
Organization
CTS Chennai
Team Size
20
Markets: USA
Description:
BPCE (for Banque Populaire Caisse d'Epargne) is a major French banking group formed by the 2009 merger of two major retail banking groups, Groupe Caisse d’Epargne and Groupe Banque Populaire. it was France's fourth-largest bank, the seventh largest in Europe, and the nineteenth in the world by total assets. It has more than 8,200 branches nationwide under their respective brand names serving nearly 150 million customers. Its wholesale banking subsidiary Natixis, previously a separately listed company, was delisted and came under full ownership of Groupe BPCE in 2021.
Responsibilities:
•Coding the program according to the technical specifications following the coding standards of the client
•Preparing change request in Service now ticketing tool.
•Coding the program according to the technical specifications following the coding standards of the client
•JCL changes and preparing test jobs.
•Perform requirement gathering, analysis, developing requirements, tracking and managing requirements
•COBOL error codes and thru working with in Automation team.
•Preparing/changes in Jobs/procedures as per client requirement.
•Created GDG base, VSAM files and knowledge on IBM Utilities like SORT, IEBGENER, IDCAMS and etc.
•problem determination, performance tuning, setting security and web enabling CICS
•Preparing functional, preparing transaction related Duos.
•Updating/changes in production data as per client given data.
•Involved in analysis of out of balancing/errors to find out for balancing application issues. • Interacting with SME people for the transaction updates
•Prepare the Unit Test Specification Documents.
•On call support as per ticket incidents.
•Working in On Call Support as Primary support to complete the Batch cycle smoothly with in stipulated time frame and fixing the job Abends if any to complete the Batch Cycle on time without affecting the Business.
Personal Details:
Name
Sai Kumar Reddy .M
Email Id
*****************@*****.***
Marital status
Single
Location
Chennai
Contact Numbers
Contact this candidate