Lead Middleware Admin

Lead Middleware Migration Activities: Support the migration of Java-based enterprise applications from one data center to another ensuring application servers configurations dependencies and runtime environments are properly transitioned.

Install and Configure Application Servers: Install configure administer and support IBM WebSphere Application Server and JBoss environments including application deployments JVM settings clusters nodes profiles data sources security settings and
related middleware components.

Support Java Application Platforms: Work closely with application teams to understand Java application architecture runtime requirements dependencies and integration points to ensure successful migration and post-migration stability.

Perform Current-State Assessment: Analyze existing application and middleware architecture document source environment configurations and identify requirements for replatforming applications into the target OpenStack-based environment.

Migrate Middleware Configurations: Translate and migrate configurations from current source environments to target environments ensuring consistency across application server settings connection pools JVM parameters certificates security configurations
and environment-specific variables.

Tune Performance and Stability: Perform application server performance tuning JVM tuning monitoring troubleshooting and capacity-related analysis to ensure applications run reliably before during and after migration.

Validate Application Availability: Conduct smoke testing health checks log reviews and post-cutover validation to confirm that applications are up and running successfully in the target environment.

Coordinate Across Teams: Collaborate with multiple application infrastructure database security network and project teams to plan migrations resolve issues and communicate technical status clearly.

Support Production Cutovers: Provide hands-on support during production migration windows including after-hours and weekend work as required for application cutovers validation troubleshooting and rollback support.

Troubleshoot Complex Issues: Act as an escalation point for middleware-related incidents including deployment failures application startup issues connectivity problems JVM errors performance degradation and configuration mismatches. Onsite CA <

Required Skills:

IAMIBM Websphere CommerceJava