- Jalan Sultan Mizan Zainal Abidin, Kompleks Kerajaan Kuala Lumpur Federal Territory Malaysia
PayNet (Payments Network Malaysia) Hiring! Full Time Principal Engineer – IT Operations | RPP Squad in Federal Territory - Ricebowl
Principal Engineer – IT Operations | RPP Squad
PayNet (Payments Network Malaysia)
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Job Description
Responsibilities
Why PayNet / Why Now
Required
- Own 24/7 operations for mission‑critical real‑time payment systems (RPP) where availability, stability, and security are non‑negotiable
- Strengthen the ACI UP platform to improve scalability, performance, and reliability as operational demands increase
- Ensure day‑to‑day operations and change delivery consistently meet payment standards (ISO 20022 & ISO 8583)
- Reduce downtime and operational risk by leading incident response, complex troubleshooting, and faster recovery across core platforms
- Lead operations ownership for RPP and the ACI UP platform in a high‑availability environment
- Drive system resilience through strong engineering across Java, Linux, RDBMS, and automation
- Be the technical authority during incidents, ensuring rapid recovery and stable service
- Raise team capability through mentoring and continuous improvement aligned to business objectives
- Real‑time payment operations require deep technical judgment to keep services stable under pressure
- Operational excellence here directly reduces incident frequency, impact, and recovery time
- Compliance with ISO 20022 & ISO 8583 must be sustained through both BAU operations and implementation change
- Principal‑level leadership is needed to balance BAU, improvements, and high‑stakes troubleshooting in one operating environment
- Lead and oversee 24/7 operations for RPP, ensuring high availability, stability, and security
- Provide technical leadership for ACI UP, improving scalability, performance, and reliability
- Ensure operational and implementation compliance with ISO 20022 & ISO 8583 standards
- Manage and optimise backend systems across Java, Linux, and RDBMS, including automation via shell scripting
- Lead incident management and complex troubleshooting to minimise downtime and ensure rapid recovery
- Drive continuous improvement and team capability through mentoring and alignment to business objectives
- Leading a high‑severity production incident, coordinating deep troubleshooting and restoring service rapidly
- Identifying a recurring stability issue and implementing automation to prevent repeated operational failures
- Improving platform performance through system‑level analysis and tuning in a high‑availability environment
- Validating that operational changes and implementations remain compliant with ISO 20022 & ISO 8583 requirements
- Coaching engineers through BAU + project delivery pressures while maintaining a stable, secure operating posture
Required
- Extensive hands‑on capability in Java, Linux administration (RHEL/Oracle), and shell scripting for operations and automation
- Practical knowledge of payment standards (ISO 20022 & ISO 8583) and how they apply in payment operations
- Proven experience operating Linux systems in a high‑availability, mission‑critical environment, including performance analysis and optimization
- Demonstrated leadership across BAU and project operations, including complex troubleshooting under pressure
- Hands‑on experience with the ACI UP platform or similar payment processing systems
- RHCSA / RHCE certification in Linux administration
- Exposure to DevOps and observability tools such as Jenkins, Terraform, Grafana, Prometheus, ELK
- Familiarity with core infrastructure services such as SMTP, LDAP, DNS, Apache, Nginx, HAProxy, WebLogic, JBoss/WildFly
- Advanced performance tuning using tools such as vmstat, iostat, sar, lsof
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