Oracle Middleware Administrator – WebLogic

Core Middleware Skills

• Strong expertise in Oracle WebLogic Server administration
• WebLogic domain architecture and clustering
• Node Manager configuration and server lifecycle management
• Application deployment and troubleshooting
• JVM tuning and performance optimization

Platform & Infrastructure

• Linux/Unix administration
• Integration with Oracle Database
• Web servers: Oracle HTTP Server, Apache HTTP Server
• SSL configuration and security hardening
• Load balancing and reverse proxy configuration

 

Automation & Monitoring

• WLST scripting
• Shell/Python scripting
• Middleware monitoring tools
• Log analysis and diagnostics

 

Desired Skills

• Experience with Oracle SOA Suite or Oracle Fusion Middleware
• Experience in banking or large enterprise environments
• Knowledge of containerized middleware deployments
• Familiarity with DevOps pipelines and automation frameworks

Certifications (Preferred)

• Oracle Certified Professional – WebLogic Server Administration
• Oracle Middleware / Fusion Middleware Certifications
• Cloud certifications related to middleware hosting

 

Key Competencies

• Strong troubleshooting and root cause analysis skills
• Ability to manage large-scale production environments
• Excellent documentation and operational discipline
• Ability to work in 24x7 enterprise support models

WebLogic Administration

• Install, configure, and administer **Oracle WebLogic Server environments across multiple domains.
• Install, configure, and maintain Oracle WebLogic Server (11g/12c/14c)
• Configure JDBC, JMS, data sources, connection pools, and security realms
• Perform WebLogic patching, upgrades, and migration activities
• Manage WebLogic clusters, managed servers, node managers, and admin servers.
• Deploy and manage enterprise applications (EAR, WAR, JAR files).
• Configure JDBC data sources, JMS queues, connection pools, and security realms.
• Perform domain configuration, tuning, and lifecycle management.
• Monitor server health, JVM tuning, thread dumps, heap analysis
• Perform performance tuning and capacity planning
• Analyze logs and resolve performance bottlenecks
• Configure clustering, load balancing, failover mechanisms (HA & DR)
•  Support DR setup and DR drills
• Configure SSL, certificates & implement weblogic security best practices 
• Manage users, roles, and authentication providers (LDAP/AD)
• Experience on supporting Oracle Identity Management stack (OAM, OIM, OID, OAuth) will be given preference
• Working knowledge on Administering Oracle SOA suite (SOA & OSB) will be beneficial.

 

Operations & Platform Stability

• Monitor WebLogic environments for performance, capacity, and availability.
• Troubleshoot server crashes, thread dumps, heap issues, connection leaks, and JVM problems.
• Perform patching, upgrades, and security hardening of WebLogic environments.
• Ensure high availability using clustering and load balancingIntegration & Platform Ecosystem
• Integrate WebLogic with backend platforms such as Oracle Database and enterprise applications.
• Work with web servers such as Oracle HTTP Server or Apache HTTP Server for reverse proxy and load balancing.
• Support integrations with identity and access management systems.

 

Automation & DevOps

• Automate operational tasks using WLST scripts and shell scripting.
• Support CI/CD deployment pipelines.
• Maintain configuration consistency across environments.

 

Incident & Change Management

• Provide L2/L3 operational support for middleware incidents.
• Participate in root cause analysis (RCA) and preventive improvements.
• Support change management and release activities.