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OPTIMUM SOLUTIONS (SINGAPORE) PTE LTD

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Core Banking Production Support Analyst (AS400 / Payments)

Discussion

Role Overview

We are seeking a Production Support Analyst to manage the stability, maintenance, and defect remediation of our enterprise payment and core banking applications. You will deliver L2/L3 production support, perform root cause analysis (RCA), and support end-to-end testing and production releases in a high-availability environment.

Key Responsibilities

  • Incident & Problem Management: Perform structured root cause analysis on application defects, provide technical remediation, and assist L2 teams with incident recovery and escalations.
  • Application Maintenance & Enhancements: Debug code, make minor fixes, and support testing across SIT, UAT, and production deployments during scheduled maintenance windows.
  • System Resiliency: Proactively identify performance bottlenecks to enhance application throughput, stability, and high-volume transaction processing.
  • Release & Change Management: Comply with SDM policies, perform risk and impact assessments for all deployments, and maintain accurate technical documentation.
  • Stakeholder Engagement: Communicate incident status, root cause findings, and release notes clearly to business users, internal support units, and external vendors.

Requirements

  • Bachelor's degree in Computer Science or equivalent
  • 3 or more years of production support experience across multiple platforms/technologies

Core Technical Competencies:

  • Demonstrated hands-on proficiency in the IBM AS400 / iSeries environment.
  • Strong programming and query skills in RPG/LE, CL/LE, COBOL400, SQL, and Query400.
  • Experience with change management and version control tools (e.g., ALDON, IBM RDi).
  • Practical experience with monitoring and scheduling tools (e.g., Control-M, Splunk, BMC Helix).

Domain Knowledge:

  • Exposure to banking payments and settlement workflows, including SWIFT messaging (MT/MX, ISO 20022), cross-border remittances, or regional clearing networks (e.g., MEPS+, RTGS, FAST, RENTAS, CNAPS).

Professional Attributes:

  • Strong troubleshooting and analytical capabilities.
  • Ability to participate in scheduled on-call rotation or weekend maintenance windows as operationally required.

Skills

See also

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