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Mainframe SW Engineer
Successfully
Req. VR-122249
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.
Familiarity with SMF/RMF record structures
Must be familiar with SAS programming and statistical data
Utilize knowledge of large scale operational and system concepts
Develop and maintain system performance reporting using MXG, SAS, and Splunk
Monitor daily system health for areas of improvement and exceptions
Deliver recommendations for enhancing performance
Perform problem resolution to system health conditions
Familiar with coupling facility performance and/or LPAR weights and capping
Participation in a 24x7x365 oncall rotation to support performance & restoration of health
Demonstrated knowledge and proficiency in the use of TSO and ISPF
Familiar with Omegamon as a system performance monitor
Demonstrated basic knowledge of zOS, JCL, and ability to modify jobstreams for batch
Has responsibility and capability to work multi-platforms with zOS and/or zLinux
Troubleshoot complex incidents and develop skills for future technologies
Develop POC of new products and define center of excellence for the organization
Designs and documents technical solutions required to support complex business system including general documentation for use by Computer Operations
Usage of AI is required for daily support and assistance in efficient productivity
Must have
10+ years of mainframe systems experience with proficiency in performance management for large, multi-processor, multi-LPAR, Parallel Sysplex environments.
2 years experience working with SAS programming
Familiarity with WLM (workload manager), MXG, & ThruPut Manager (batch priority software)
Knowledge of z/OS, z/VM, z/Linux, CICS, DB2, Strobe, & monitoring systems (e.g. Omegamon)
Nice to have
Certifications
Languages
English: C2 Proficient
Seniority
Lead
Pune, India
Req. VR-122249
IT Infrastructure Engineering
Cross Industry Solutions
08/04/2026
Req. VR-122249
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