Mainframe Database Administrator IMS And DB2 Z OS DBA

Zensar Technologies; Gurugram District; On-site; INR 2,500,000 - 4,500,000; Full time

Job summary

Zensar Technologies is seeking an experienced mainframe DB2/IMS specialist to drive migration projects from z/OS to Postgres and optimize performance across large data sharing environments. You will support critical business applications spanning remittances, accounts receivable, merchant services, and loyalty programs.

You will maintain established IMS/Db2 workflows, enable high availability, and participate in automated reorganization to scale for huge data volumes while preparing for zDb2

Responsibilities

• Migrate data and apps from z/OS to Postgres
• Recommend performance improvements for AXPs database and OS data sharing
• Support mission critical mainframe applications (WCC SERVICES ACQUISITIONS, REMITTANCES, ACCOUNTS RECEIVABLE, MERCHANT, LOYALTY, CORP.)
• Maintain standard procedures for IMS/zDb2 ecosystem
• Enable high availability and automated reorganization procedures
• Create and refresh IMS & Db2 data warehouse databases for dev/test/prod environments
• Lead upgrades to new structures to support PETABYTE data growth and zDb2 VERSION 13

Skills

Migration planning

Performance optimization

Mainframe operations

Tools

IMS

DB2 z/OS

IMS FF

FP DBs

Universal Table Space

Job description

Job Description:

• 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

At Zensar, we’re “experience-led everything”. We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose: Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is ONE with Client - a set of four core values that reflect who we are and how we work: One Zensar, Nurturing, Empowering, and Client Focus.

Part of the $4.8 billion RPG Group, we’re a community of 10,000+ innovators across 30+ global locations, including Milpitas, Seattle, Princeton, Cape Town, London, Zurich, Singapore, and Mexico City. Explore Life at Zensarand join us to Grow. Own. Achieve. Learn.to be the best version of yourself.

We believe the best work happens when individuality is celebrated, growth is encouraged, and well-being is prioritized. We are an equal employment opportunity (EEO) and affirmative action employer, committed to creating an inclusive workplace. All qualified applicants will be considered without regard to race, creed, color, ancestry, religion, sex, national origin, citizenship, age, sexual orientation, gender identity, disability, marital status, family medical leave status, or protected veteran status.