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Mainframe Operations Support Specialist

Hospitality Full Benefits Career Growth
Company

Tata Consultancy Services

Location

eusébio, Brazil

Posted

May 27, 2026

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About This Opportunity

Mainframe Operations Support Specialist


Responsibilities

  • Provide full technology stack planning, administration, and support for Client's Mainframe environment, including z/OS, Db2, CICS TS, MQ, and ISV software
  • Monitor system health, schedule jobs (Autosys), and manage batch execution processes
  • Manage disk and tape systems including virtual tape libraries
  • Assist in ensuring Service Now CMDB is refreshed and updated so that it can be utilized for mainframe capacity planning
  • Perform incident management, change implementation, and recovery procedures
  • Administer mainframe security via RACF and perform regular performance tuning
  • Provide operational and disaster recovery support for mainframe environments
  • Manage software lifecycle, ensure compliance (NERC/CIP/SOX), and support application- and system-level tasks
  • Manages physical mainframe hardware, including vendor access...