ABA Bank

Self-Banking

Banking/FinancePosted 7/18/2026

Location

Phnom Penh

Job Type

FULLTIME

Experience

3+ Years

Level

Senior

Work Mode

On-site

Industry

Banking/Finance

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About the role

To manage and maintain WebLogic server environments to ensure high availability, performance, and security; to perform system and application deployments, optimize configurations, and troubleshoot issues while ensuring compliance with change and security management processes.
Support WebLogic 14.x and J2EE applications in high availability setups.
Perform installations, configurations, patching, backups, and disaster recovery testing.
Support Oracle Flexcube UBS v14.x.
Participate in 24x7 on-call rotations and automating routine maintenance and deployments.
Architect, deploy, and maintain WebLogic clusters in high-availability (HA) and disaster recovery (DR) configurations.
Design DR strategies and lead failover testing for RTO/RPO adherence Optimize JVM, thread pools, JDBC, and JMS for high-throughput financial transactions.
Conduct root-cause analysis (RCA) for critical incidents and implement preventive measures.
Manage and monitor WebLogic server environments to ensure high availability and performance.
Perform regular system and application deployments and updates.
Configure and optimize server settings and application performance.
Troubleshoot and resolve system and application issues in a timely manner.
Ensure security measures are in place and maintained for WebLogic environments.
Collaborate with development and operations teams to support application lifecycle management.
Maintain and document configuration changes and system processes.
Create, configure, backup and restore a WebLogic Server domain, cluster, and authentication provider Ensures installations meet standards and technical specifications Plan, install, build, manage, support, configure, secure and test WebLogic infrastructure components and connectivity Support multiple WebLogic 14.x Servers and J2EE applications in a High Availability environment Provide troubleshooting and technical support services for web infrastructure Assist in the planning and execution of disaster recovery failover testing Perform 24/7 on call duties on a rotation basis with the other WebLogic administrator Perform scheduled maintenance, patching, and security compliance Perform and automate manual application deployments and housekeeping activities.
Understand and follow existing change management processes.

Requirements

Bachelors or Masters / University degree in related field or equivalent work experience required.
Oracle WebLogic Certification (OCP/OCM) or Red Hat/Cloud certifications.
Minimum three years of experience in WebLogic server administration.
Proven experience with WebLogic server configurations, deployments, and troubleshooting.
Strong understanding of Java applications and middleware technologies.
WebLogic security: SAML/OAuth, LDAP integration, WAF policies.
Experience with Unix/Linux and Windows operating systems.
Working Experience of configuring Oracle Flexcube UBS v14.x.
Excellent problem-solving and communication skills.
Working experience in Bank/Financial domain related projects.
Problem-solving and good analytical skills.

Required Skills

WebLogic server administrationWebLogic server configurationsWebLogic deploymentsWebLogic troubleshootingJava applicationsmiddleware technologiesWebLogic securitySAMLOAuthLDAP integrationWAF policiesUnix/LinuxWindows operating systemsOracle Flexcube UBS v14.x configurationproblem-solvingcommunication skillsanalytical skillsOracle WebLogic Certification (OCP/OCM)Red Hat certificationsCloud certifications

Schedule & Flexibility

Schedule:shift

About ABA Bank

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ABA Bank is a leading financial institution in Cambodia, offering a wide range of banking services.

Industry

Banking/Finance

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