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z/OS System programmer

Infosys · CHENNAI
Posted July 22, 2026 via Infosys

• 12+ years of professional work experience as a Mainframe System Programmer in zOS & ISVs.

• Perform standard system programming activities like configuration, installation & maintenance using SMP/E, and vendor software installations in the mainframe environment.

• Perform Operating System upgrade and RSU maintenance via z/OSMF Workflow.

• Advanced System Management: Architect, install, and configure highly complex z/OS environments and third-party software.

• Support Software Standardization and new Feature implementations.

• Support other team: storage management, performance tuning, capacity planning, security, networking, and operating procedures from zOS perspective.

• Work with Mainframe System Programmers staff across tracks to enhance the mainframe environment.

• Assist team members to solve problems, make innovative improvements and make decisions.

• Identify and implement system and process improvements in the z/OS environment Work with application support teams and other internal customers to facilitate business initiatives.

Technical key skills (Mandatory skills)

• Expertise in performing SMP/E and Non-SMPE Installation of ISV products)

• Expertise in IBM and Broadcom Software product Install and Upgrades

• Mastery of z/OS system commands, utilities, and automation tools.

• Operating system z/OS V2.5 upgrades or later with z/OSMF workflow execution.

• IODF, HCD Skillset to add new devices.

• Sysplex and config management (good to have)

• Fluent in JCL and IBM Utilities (IEBGENER/IEBCOPY/AMASPZAP/DFDSS)

• ISPF/TSO and other basic

• Basic knowledge of REXX/CLIST

• Designing project plan(upgrades, maintenance, decom) with task list for all stakeholders and communicating the timelines with delivery and customer.

• Formulate roadmaps with all pre-requisites to achieve a project completion.
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