System Administrator

Job Purpose

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.

Responsibilities

• 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.

Qualifications

• 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.