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Gurugram · On-site · Sep 29
Information Technology Support Services · 5001 to 10000 Employees · Pune, India
Zensar is a leading digital solutions & technology services company, helping businesses thrive in a world of constant change. Looking for a workplace where employees realize their full potential, are recognized for the impact they make, & enjoy the company of the people they work with? Welcome to Zensar! With a strong track record of innovation, investment in digital solutions, & commitment to client success, at Zensar, you can help clients achieve new thresholds of performance. A subsidiary of RPG Group, Zensar has its HQ in India, & offices across the world, including Mexico, South Africa, the UK, & the US. Visit www.zensar.com to know more.
Hiring: Engineering
What employees say
+ Good learning opportunities and supportive team environment.
− Some processes can be improved for better communication.
More reviews on the company profile.
Interview experience · Senior Software Engineer
The interview process was smooth and comfortable. The questions were simple, relevant, and easy to understand. The interviewer was friendly, knowledgeable, and supportive, making the overall conversation engaging, positi
Very_easy difficulty · Bangalore Rural · 982 reports
More interview insightsJob description
Overview
• Performs DB design, optimization, break-fix, administer DB security, implement automation, new DB features implementation, support & assist with database software installations/upgrades, develop, and administer IMS v15 and DB2 z/OS v12 mission critical business operational application databases in development, test, pre-production & production data sharing complexes
Responsibilities
- Performs DB design, optimization, break-fix, administer DB security, implement automation, new DB features implementation, support & assist with database software installations/upgrades, develop, and administer IMS v15 and DB2 z/OS v12 mission critical business operational application databases in development, test, pre-production & production data sharing complexes
- Prefer Bachelor’s degree or higher in Information Management, Computer Science Engineering, or related subject
- Design review meetings, involved in logical design and in converting logical model(s) into a physical database model(s)
- Re-engineer and optimize mainframe access paths and assist in redesign of very large databases, via new function deployments, for performance reasons and for the inclusion / deployment of new tech-business features
- Maintain and administer application database security in accordance with zDBMS and organizational approved standards and procedures
- Provide maintenance like backups, reorganization, and database analysis & diagnoses / database error resolution
- Utilize BMC Admin toolset Change Manager, IBM data studio, IBM visual studio to exploit automation functionality to complete LIFT & SHIFT tasks, across disparate platforms, not just mainframe DBMSs
- Performs DB design, optimization, break-fix, administer DB security, implement automation, new DB features implementation, support & assist with database software installations/upgrades, develop, and administer IMS v15 and DB2 z/OS v12 mission critical business operational application databases in development, test, pre-production & production data sharing complexes
- Prefer Bachelor’s degree or higher in Information Management, Computer Science Engineering, or related subject
- Design review meetings, involved in logical design and in converting logical model(s) into a physical database model(s)
- Re-engineer and optimize mainframe access paths and assist in redesign of very large databases, via new function deployments, for performance reasons and for the inclusion / deployment of new tech-business features
- Maintain and administer application database security in accordance with zDBMS and organizational approved standards and procedures
- Provide maintenance like backups, reorganization, and database analysis & diagnoses / database error resolution
- Utilize BMC Admin toolset Change Manager, IBM data studio, IBM visual studio to exploit automation functionality to complete LIFT & SHIFT tasks, across disparate platforms, not just mainframe DBMSs
Qualifications
- IMS, DB2 z/OS
- IMS FF, FP DBs
- Drive application migration from z/OS to Postgres
- Recommend performance improvements which optimize and fine-tune AXPs database and operating system data sharing complexes / environments
- Support mainframe mission critical applications covering WCC SERVICES ACQUISITIONS, REMITTANCES, ACCOUNTS RECEIVABLE, MERCHANT, LOYALTY, CORP. etc. Totaling tens of thousands of database instances
- Maintain standard procedural documentation related to all aspects of operating the mainframe IMS/zDb2 database business computing ecosystem
- Participate in enablement of high availability / automated database reorganization procedures that minimize business client impacts, improve overall availability and allow for huge data volume scaling
- Create, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments
- Spearhead team efforts to upgrade to NEW and IMPROVED structure capabilities – e.g., converting OLD zDb2 VSAM tablespaces to massively improved Universal Table Space type structures – to enable PETABYTE data volume growth capabilities and in preparation for zDb2 VERSION 13
- Create, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments
- Spearhead team efforts to upgrade to NEW and IMPROVED structure capabilities – e.g., converting OLD zDb2 VSAM tablespaces to massively improved Universal Table Space type structures – to enable PETABYTE data volume growth capabilities and in preparation for zDb2 VERSION 13
- Drive application migration from z/OS to Postgres
- Legacy platform modernization
- Support IMS FF, FP, DB2 z/OS maintenance, development, and migration activities
- Mentor new junior team members to effectively develop and monitor database systems – pass on and nurture junior DBAs in the ways of properly administering critical mission operational DBMS systems, on the mainframe
- IMS, DB2 z/OS
- IMS FF, FP DBs
- Drive application migration from z/OS to Postgres
- Recommend performance improvements which optimize and fine-tune AXPs database and operating system data sharing complexes / environments
- Support mainframe mission critical applications covering WCC SERVICES ACQUISITIONS, REMITTANCES, ACCOUNTS RECEIVABLE, MERCHANT, LOYALTY, CORP. etc. Totaling tens of thousands of database instances
- Maintain standard procedural documentation related to all aspects of operating the mainframe IMS/zDb2 database business computing ecosystem
- Participate in enablement of high availability / automated database reorganization procedures that minimize business client impacts, improve overall availability and allow for huge data volume scaling
- Create, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments
- Spearhead team efforts to upgrade to NEW and IMPROVED structure capabilities – e.g., converting OLD zDb2 VSAM tablespaces to massively improved Universal Table Space type structures – to enable PETABYTE data volume growth capabilities and in preparation for zDb2 VERSION 13
- Create, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments
- Spearhead team efforts to upgrade to NEW and IMPROVED structure capabilities – e.g., converting OLD zDb2 VSAM tablespaces to massively improved Universal Table Space type structures – to enable PETABYTE data volume growth capabilities and in preparation for zDb2 VERSION 13
- Drive application migration from z/OS to Postgres
- Legacy platform modernization
- Support IMS FF, FP, DB2 z/OS maintenance, development, and migration activities
- Mentor new junior team members to effectively develop and monitor database systems – pass on and nurture junior DBAs in the ways of properly administering critical mission operational DBMS systems, on the mainframe , UDB And Postgres
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Job application FAQ
Last updated 2 October 2026
- How do I apply for Mainframe SRE at Zensar?
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- Is Mainframe SRE remote or on-site in Gurugram, Haryana?
- This listing is marked on_site with location Gurugram, Haryana. Confirm details on the job description before applying.
- What skills matter for this Mainframe SRE role at Zensar?
- Key skills for this role include skills listed in the job description. Upload a resume to see which requirements you already meet and which are gaps.