Mainframe SW Engineer

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Mumbai, India

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IT Infrastructure Engineering

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Cross Industry Solutions

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08/04/2026

Req. VR-122249

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Project description

Responsible for end-to-end performance engineering, capacity planning, and system tuning across large-scale IBM z/OS Parallel Sysplex environments. This role requires expert-level technical depth in SMF-based analysis, WLM policy behavior, infrastructure measurement, and mainframe subsystem interactions. Only candidates with direct, senior-level mainframe performance engineering experience will be considered.

Responsibilities
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Familiarity with SMF/RMF record structures

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Must be familiar with SAS programming and statistical data

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Utilize knowledge of large scale operational and system concepts

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Develop and maintain system performance reporting using MXG, SAS, and Splunk

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Monitor daily system health for areas of improvement and exceptions

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Deliver recommendations for enhancing performance

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Perform problem resolution to system health conditions

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Familiar with coupling facility performance and/or LPAR weights and capping

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Participation in a 24x7x365 oncall rotation to support performance & restoration of health

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Demonstrated knowledge and proficiency in the use of TSO and ISPF

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Familiar with Omegamon as a system performance monitor

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Demonstrated basic knowledge of zOS, JCL, and ability to modify jobstreams for batch

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Has responsibility and capability to work multi-platforms with zOS and/or zLinux

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Troubleshoot complex incidents and develop skills for future technologies

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Develop POC of new products and define center of excellence for the organization

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Designs and documents technical solutions required to support complex business system including general documentation for use by Computer Operations

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Usage of AI is required for daily support and assistance in efficient productivity

Skills

Must have

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10+ years of mainframe systems experience with proficiency in performance management for large, multi-processor, multi-LPAR, Parallel Sysplex environments.

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2 years experience working with SAS programming

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Familiarity with WLM (workload manager), MXG, & ThruPut Manager (batch priority software)

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Knowledge of z/OS, z/VM, z/Linux, CICS, DB2, Strobe, & monitoring systems (e.g. Omegamon)

Nice to have

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Certifications

Other
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Languages

English: C2 Proficient

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Seniority

Lead

Mumbai, India

Req. VR-122249

IT Infrastructure Engineering

Cross Industry Solutions

08/04/2026

Req. VR-122249

Apply for Mainframe SW Engineer in Mumbai

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