Middleware Administrator (JBoss / WebSphere / Apache Tomcat)

Unison Group; Kuala Lumpur; On-site; MYR 70,000 - 100,000; Full time

Job summary

Unison Group is seeking an experienced Middleware Administrator in Kuala Lumpur, Malaysia. The role entails managing enterprise application server environments including JBoss, IBM WebSphere, and Apache Tomcat. Responsibilities include installation, configuration, performance tuning, troubleshooting, and administration of middleware platforms.

The ideal candidate will deploy Java applications, monitor server performance, and provide operational documentation. Strong knowledge of Java EE architecture and JVM tuning is essential.

Qualifications

• Experience with installation, configuration, and administration of middleware servers.
• Knowledge of Java enterprise applications deployment.
• Proficient in performance tuning and troubleshooting of middleware platforms.

Responsibilities

• Install, configure, and administer middleware servers.
• Deploy Java enterprise applications (WAR/EAR/JAR).
• Manage WebSphere application server environments.
• Monitor server performance and troubleshoot issues.

Skills

JBoss Enterprise Application Platform

IBM WebSphere Application Server

Apache Tomcat

Java EE architecture

JVM tuning

Application performance troubleshooting

Job description

Job Summary

We are looking for an experienced Middleware Administrator to manage enterprise application server environments including JBoss Enterprise Application Platform, IBM WebSphere Application Server, and Apache Tomcat.

The role involves installation, configuration, deployment, performance tuning, troubleshooting, and ongoing administration of enterprise middleware platforms.

Key Responsibilities

• Install, configure, and administer middleware servers
• Deploy Java enterprise applications (WAR/EAR/JAR)
• Configure and manage JBoss domains/standalone servers
• Manage WebSphere application server environments
• Configure Apache Tomcat instances and connectors
• Monitor server performance and troubleshoot issues
• Perform JVM tuning and memory optimisation
• Manage server patching and upgrades
• Configure clustering and high availability
• Handle SSL certificate installation
• Support production incidents and root cause analysis
• Create deployment and operational documentation

Technical Skills Required

Middleware Platforms

• JBoss Enterprise Application Platform
• IBM WebSphere Application Server
• Apache Tomcat

Core Technical Knowledge

• Java EE architecture
• JVM tuning (Heap, GC tuning)
• WAR / EAR deployment
• Thread dumps / Heap dumps
• Application performance troubleshooting