Mainframe Technical Specialist

4 days ago


Singapur, Singapore NTT Data Singapore Full time
Mainframe Production Support Technical Specialist

We are seeking a highly skilled Mainframe Production Support Technical Specialist to join our team at NTT Data Singapore. The successful candidate will be responsible for ensuring the smooth operation of our mainframe systems, providing expert-level support to our development staff and infrastructure teams, and driving process improvements to enhance system efficiency and availability.

Key Responsibilities:
  • Incident Management: Manage day-to-day issues, including daily health checks of applications and processes, to resolve incidents and mitigate outages.
  • Root Cause Analysis: Perform in-depth analysis of production problems to identify root causes and recommend solutions to resolve application malfunctions and prevent recurrence.
  • Process Optimization: Ensure all incidents and changes are progressed efficiently and effectively to meet application service levels.
  • Initiative Coordination: Help identify, coordinate, and implement initiatives that promote efficiency and optimization of daily processes.
  • System Efficiency: Proactively identify opportunities to improve system efficiency and/or availability.
Requirements:
  • Mainframe Experience: At least 8 years of mainframe experience.
  • CARDLINK Experience: At least 5 years of solid CARDLINK (Credit and Debit Card System) hands-on experience.
  • Domain Knowledge: Cards and payments domain knowledge.
  • Technical Skills: Expert knowledge and experience in COBOL, JCL, VSAM, CICS, MQ Series, Ezytrieve, and Mainframe tools such as Endevor, File-Aid, Control-M.


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