OP

System Engineer - Card Technology (Banking Domain)

Optimum Solutions (Singapore) Pte Ltd.
Singapore ₹7K-8K LPA Posted 23 Oct 2026
FULL TIME
VisionPLUS
Devops
Splunk
Kafka
Rhel
+17 more

Job Description

Job Description:

We are hiring an experienced System Engineer with deep expertise in Cards & Payments technology to support mission-critical enterprise environments.

Core Responsibilities:

  • Provide end-to-end environment support and release management across SIT, UAT, and Production assurance stages.
  • Linux/Unix administration, patch management, and SSL certificate renewals.
  • Incident management, root cause analysis (RCA), and rapid troubleshooting of database (Oracle/PostgreSQL) and middleware issues.
  • Monitoring infrastructure via Geneos and Splunk; writing automation scripts in Python, Java, and Shell.

Candidate Profile:

  • Degree in IT/Computer Science/Engineering.
  • 6 to 12 years of core IT experience in application support or system administration within the banking/financial sector.
  • Prior exposure to card processing platforms (VisionPLUS, Cardlink) preferred.
  • Hands-on expertise in RHEL, SQL troubleshooting, and scripting.

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