{"id":1472544,"url":"https://alion.io/job/zensar-technologies-mainframe-sre","title":"Mainframe SRE","company":{"id":59576,"name":"Zensar Technologies","domain":"zensar.com","url":"https://alion.io/company/zensar-technologies","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"A","score":91,"open_postings":32,"ghost_share":0.094,"stale_share":0.156,"repost_share":0.281,"time_to_fill_p50_days":3,"computed_at":"2026-09-30T05:45:00Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Gurgaon, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Db2","optional":false},{"name":"IMS","optional":false},{"name":"PostgreSQL","optional":false}],"status":"live","first_seen_at":"2026-09-29T15:47:32Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-09-30T22:43:00Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Role Purpose\nPerforms 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\nRecommended Experience\nPrefer Bachelor’s degree or higher in Information Management, Computer Science Engineering, or related subject\nDesign review meetings, involved in logical design and in converting logical model(s) into a physical database model(s)\nRe-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\nMaintain and administer application database security in accordance with zDBMS and organizational approved standards and procedures\nProvide maintenance like backups, reorganization, and database analysis & diagnoses / database error resolution\nUtilize 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\nExperience in using IBM, BMC utilities for IMS, DB2 z/OS DBs\nExperience in IMS FF, FP DBs\nScope\nIMS, DB2 z/OS\nIMS FF, FP DBs\nDrive application migration from z/OS to Postgres\nRecommend performance improvements which optimize and fine-tune AXPs database and operating system data sharing complexes / environments\nSupport mainframe mission critical applications covering WCC SERVICES ACQUISITIONS, REMITTANCES, ACCOUNTS RECEIVABLE, MERCHANT, LOYALTY, CORP. etc. Totaling tens of thousands of database instances\nMaintain standard procedural documentation related to all aspects of operating the mainframe IMS/zDb2 database business computing ecosystem\nParticipate in enablement of high availability / automated database reorganization procedures that minimize business client impacts, improve overall availability and allow for huge data volume scaling\nCreate, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments\nSpearhead 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\nFunctional Capability\nCreate, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments\nSpearhead 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\nDrive application migration from z/OS to Postgres\nLegacy platform modernization\nSupport IMS FF, FP, DB2 z/OS maintenance, development, and migration activities\nMentor 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\nMaiRole Purpose\nPerforms 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\nRecommended Experience\nPrefer Bachelor’s degree or higher in Information Management, Computer Science Engineering, or related subject\nDesign review meetings, involved in logical design and in converting logical model(s) into a physical database model(s)\nRe-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\nMaintain and administer application database security in accordance with zDBMS and organizational approved standards and procedures\nProvide maintenance like backups, reorganization, and database analysis & diagnoses / database error resolution\nUtilize 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\nExperience in using IBM, BMC utilities for IMS, DB2 z/OS DBs\nExperience in IMS FF, FP DBs\nScope\nIMS, DB2 z/OS\nIMS FF, FP DBs\nDrive application migration from z/OS to Postgres\nRecommend performance improvements which optimize and fine-tune AXPs database and operating system data sharing complexes / environments\nSupport mainframe mission critical applications covering WCC SERVICES ACQUISITIONS, REMITTANCES, ACCOUNTS RECEIVABLE, MERCHANT, LOYALTY, CORP. etc. Totaling tens of thousands of database instances\nMaintain standard procedural documentation related to all aspects of operating the mainframe IMS/zDb2 database business computing ecosystem\nParticipate in enablement of high availability / automated database reorganization procedures that minimize business client impacts, improve overall availability and allow for huge data volume scaling\nCreate, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments\nSpearhead 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\nFunctional Capability\nCreate, synch-up and refresh required mainframe IMS & Db2 data Warehouse databases for development, test and production (as directed) environments\nSpearhead 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\nDrive application migration from z/OS to Postgres\nLegacy platform modernization\nSupport IMS FF, FP, DB2 z/OS maintenance, development, and migration activities\nMentor 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\nNA","description_format":"text","description_chars":6787,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-09-29T16:59:43Z"},{"event":"close","at":"2026-09-30T02:41:40Z"},{"event":"reopen","at":"2026-09-30T12:16:30Z"}],"liveness":{"score":66,"band":"ok","label":"Likely open","p_open":1,"p_active":0.733,"p_room":0.9,"age_days":1,"expected_fill_days":3,"reasons":["conf:5","win:mid","comp:brand"],"computed_at":"2026-10-01T04:38:27Z"},"pay":null,"html_url":"https://alion.io/job/zensar-technologies-mainframe-sre","json_url":"https://alion.io/job/zensar-technologies-mainframe-sre.json","meta":{"generated_at":"2026-10-01T04:38:27Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4085,"day_limit":5000,"remaining_today":915,"minute_limit":60,"resets_at":"2026-10-02T00:00:00Z"}}}