Middleware Support (Junior Level)

Hong Kong Unison Limited; Kuala Lumpur; On-site; MYR 60,000 - 90,000; Full time

Job summary

Hong Kong Unison Limited seeks a middleware administrator in Kuala Lumpur to install, configure, and administer middleware servers with focus on WebSphere, JBoss, and Tomcat. The role requires monitoring, tuning JVMs and memory, patching, and ensuring high availability.

You will document deployments and operations, support production incidents, and work on clustering and scalability initiatives within a Malaysian context.

Qualifications

• Experience with middleware platforms and application servers (WebSphere, JBoss, Tomcat).
• Ability to install, configure, and administer middleware environments in production.

Responsibilities

• Install, configure, and administer middleware servers
• 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 optimization
• Manage server patching and upgrades
• Configure clustering and high availability
• Support production incidents and root cause analysis
• Create deployment and operational documentation

Skills

WebSphere

JBoss

Tomcat

JVM tuning

Memory tuning

Clustering

Job description

• Install, configure, and administer middleware servers
• 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 optimization
• Manage server patching and upgrades
• Configure clustering and high availability
• Support production incidents and root cause analysis
• Create deployment and operational documentation

Technical Skills Required

Middleware Platforms

• IBM WebSphere Application Server

Core Technical Knowledge