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Mainframe Technical Lead/architect Resume

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SUMMARY:

  • 6+ Years of experience in application maintenance and support working with Tata Consultancy Services.
  • Domain experience includes loyalty and Credit Card business.
  • Expertise in IBM Mainframes and related technologies like IMS, COBOL, REXX, CICS, DB2, MQ, NDM, XCom, Axiom, Control - M, XML, SAS.
  • Experienced in application design using Unified Modeling Language (UML), Sequence diagrams, Case diagrams, Entity Relationship Diagrams (ERD), Data Flow Diagrams (DFD).
  • Experienced in wide range of projects which involves major phases of the project lifecycle i.e. design, development, Unit testing, integration, debugging and implementation.
  • Experience in Production system/environment and Infrastructure changes.
  • Experience in Long-term development, implementation and Service Delivery Management (SDM) to prioritize on production issues.
  • Expertise in Change and Release Management (as part of Service Transition Phase of projects), also in Incident and Problem Management (as part of Service Operation Phase of projects).
  • Good understanding and experience with different Software Development methodologies like Agile, waterfall, and tools like Rally, Slack, Jira, SharePoint and Confluence.
  • Ability to work independently or in a group with minimal supervision to meet deadlines.
  • Flexible and versatile to adapt to any new environment and work on any project.
  • Worked along with Client and Client Operation in various locations across the globe.
  • Skills include Software Development, Solutions Deployment, User Training & Support Design, Requirements Definition, Coding & Scripting, Debugging & Troubleshooting, Testing and Documentation.

TECHNICAL SKILLS:

Programming: JCL, COBOL, CICS, REXX, CLIST, SQL, XML, Easytrieve, C

Scheduling: Control-M, Jobtrac

Databases: IMS, DB2, Oracle

Tools: ISPF, File-AID, Abend-AID, Xpediter, Syncsort, Strobe, JScan, NDM, XCom, QMF, Connect Direct, BMC Tools, OMEGAMON, zZip.

Build, Version Controls: ChangeMan, Infoman

Systems: Z/OS, UNIX, Windows (all)

Software: MS Office Suite (Access, Word, Excel, PowerPoint)

Other Tools: ServiceNow, Rally, Slack, Jira and Confluence

PROFESSIONAL EXPERIENCE:

Confidential

Hardware: IBM 3090

Operating System: Z/OS

Languages: JCL, COBOL, CICS, REXX, CLIST, SQL, XML, Easytrieve

Database: DB2, IMSDB & Oracle

Tools: ServiceNow, TSO/ISPF, SPUFI, VSAM, NDM, JHS, XPTR, Control-M, Jobtrac, XCOM 6.2, FTP, IBM Utilities, Infoman, Changeman, JCLSYNC, XPEDITOR, BMC Tools, FileAid.

Mainframe Technical Lead/Architect

Responsibilities:

  • Attend Confidential (Project Definition Phase) meetings with clients and business partners.
  • Assess impact, by analyzing the existing COBOL, REXX and Easytrieve code logic.
  • Involved in design, development and testing the application.
  • Using the CHANGEMAN tool for version controlling and comparing Test JCL’s with Production JCL’s.
  • Ensure the coding is done according to the defined standards with the help of the Automated Standard Analyser tool.
  • Develop the application using Agile Methodology.
  • Coordinating, Monitoring and supporting the Production Deployments.
  • Performing final validation by coordinating with various internal teams and external partners.
  • Working on Incident, Change, Problem, Knowledge Management using the ServiceNow tool. And making sure all the Service Level Agreements (SLA’s) are met.
  • Monitoring the daily Control-M batch process and making sure that all the deliverables are met.
  • Evaluating the user raised, job failure issues to diagnose the root cause and troubleshoot the production issues as soon as possible for direct stability of application.
  • Providing on-call support and providing fixes in cases of failure. Including necessary follow up on the production issues.
  • Ensuring system availability by making sure that all the batch jobs complete on time. And the CICS screens, IMS and Db2 databases are up and running.
  • Updating Confidential clients on all the team activities like production issues/ deployments/ outages.
  • Carrying out Process Improvements and Demand Management initiatives and activities.
  • Leading the Mainframe team in doing Enhancements to the project by following the Scrum Methodologies.
  • Guiding the offshore team technically and bringing them up to the standard.
  • Conducted training sessions for users and new team members, share and follow best practices.

Confidential

Hardware: IBM 3090

Operating System: Z/OS

Languages: JCL, COBOL, CICS, REXX, CLIST, SQL, XML, Easytrieve

Database: DB2, IMSDB

Tools: Manage Now, ServiceNow, TSO/ISPF, SPUFI, VSAM, NDM, JHS, XPTR, Control-M, Jobtrac, XCOM 6.2, FTP, IBM Utilities, Infoman, Changeman, JCLSYNC, XPEDITOR, BMC Tools, FileAid.

Team Member/Team Lead

Responsibilities:

  • Monitoring the daily Control-M batch process and making sure that all the deliverables are met.
  • Evaluating the user raised, job failure issues to diagnose the root cause and troubleshoot the production issues as soon as possible for the direct stability of the application.
  • Providing on-call support and providing fixes in cases of failure. Including necessary follow up on the production issues.
  • Ensuring system availability by making sure that all the batch jobs complete on time. And the CICS screens, IMS and Db2 databases are up and running.
  • Carrying out Process Improvements and Demand Management initiatives and activities to improve system efficiency.
  • Working on Incident, Change, Problem using ManageNow, Infoman and ServiceNow tool. And making sure all the Service Level Agreements (SLA’s) are met.
  • Reviewing Test Scripts written by team members.
  • Performing various reporting activities like SLA tracking, Availability, Accomplishment and PI, etc.
  • Opening and Participating in Bridge calls to Liaison & Coordinate with other technical groups to understand and provide resolution to problems.
  • Reviewing the Deliverables of Development team after each phase of SDLC.

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