Mainframe System Programmer

Tata Consultancy ServicesDelhi, India

30+ days ago

Job description

Title : Mainframe System Programmer

Location : Chennai,Bangalore,Hyderabad,Cochin,Indore,Kolkata,Delhi,Noida,Mumbai,Pune

Desired 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 basics

Good-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

Mainframe Programmer • Delhi, India