Mainframe System Programmer

5 days ago

New Delhi, India Tata Consultancy Services Full time

Title: Mainframe System ProgrammerLocation: Chennai,Bangalore,Hyderabad,Cochin,Indore,Kolkata,Delhi,Noida,Mumbai,PuneDesired Competencies (Technical/Behavioral Competency).5 years of Experience IBM z/OS expertise – installation, customization, and system administration. · CICS system programming – installation, region setup, tuning, troubleshooting. · Job Control Language (JCL) – strong command for batch processing and automation. · SMP/E (System Modification Program/Extended) – applying maintenance, fixes, and upgrades. · RACF (Resource Access Control Facility) – security administration and compliance. · JES2/JES3 – spool and job management expertise · .TSO/ISPF utilities – proficient in day-to-day system operations · .System performance monitoring and tuning – RMF, SMF, OMEGAMON or equivalent tools · .Problem determination and dump analysis – ability to analyze abends and resolve system issues · .REXX/CLIST scripting – automation of routine administration tasks · .Mainframe storage management – DFSMS, VSAM, HSM basicsGood-to-Have:DB2, IMS, MQ – exposure to installation, integration, or tuning of database and messaging subsystems · Cross-platform knowledge – familiarity with Linux/Windows systems or cloud integration with mainframes · Automation/orchestration tools – CA OPS/MVS, BMC, Tivoli, or equivalent · Change management tools – Endevor, Changeman, or similar version control utilities · Disaster recovery & high availability – GDPS, backup/restore methodologies, DR drill execution · Networking skills – z/OS Communications Server, TCP/IP, VTAM advanced configuration AID, Omegamon advanced usage · Scripting beyond REXX/CLIST – familiarity with Python or modern automation frameworks (where mainframe modernization is in scope) · ITIL or service management knowledge – incident, change, and problem management best practices · Capacity planning and workload automation – CA-7, Tivoli Workload Scheduler (TWS), or equivalent · Basic understanding of DevOps on mainframe – exposure to CI/CD pipelines, Git integration, or z/OSMF

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