Simple Logic

Description : Key Responsibilities : Middleware Administration & Maintenance : - Perform installation, configuration, patching, and upgrading of WebLogic, WebSphere, and Middleware components across environments (Dev, QA, Production).- Manage application deployment and undeployment, including troubleshooting and rollback in case of issues.- Develop and maintain server and database configurations, ensuring stability and scalability.- Implement and maintain Extended Support for WebSphere and Middleware services.- Maintain connectivity for WebSphere and Middleware components, ensuring seamless application communication.Performance Tuning & Optimization : - Perform JVM tuning, including heap size configuration, thread dump analysis, and heap dump analysis.- Optimize performance of application and web servers to ensure high availability and responsiveness.- Conduct capacity planning and environment sizing based on system growth and performance trends.- Build proactive monitoring and alert mechanisms to prevent downtime and performance degradation.Web Server Administration & Integration : - Administer and configure Web Servers such as Apache, Oracle HTTP Server (OHS), IBM HTTP Server (IHS), and Nginx.- Integrate web servers with application servers for seamless load balancing and session management.- Implement and maintain TLS/SSL configurations, ensuring secure data exchange across environments.Monitoring, Backup, and Disaster Recovery : - Configure and maintain monitoring tools and scripts for application and web server health checks, profiling, memory usage, and concurrency.- Ensure backup policies and DR procedures are followed as per organizational standards.- Participate in DR drills, failover, and switchover exercises, ensuring business continuity.- Implement disaster recovery policies and verify backup recoverability for middleware components.Security & Compliance : - Apply system hardening, patching, and vulnerability remediation in accordance with security guidelines.- Ensure compliance with internal IT security policies and industry standards.- Conduct regular reviews to maintain middleware environment security posture.Change, Incident & Problem Management : - Review, assess, and implement change requests in pre-production and production environments.- Manage incident resolution, outage handling, root cause analysis (RCA), and post-incident reviews.- Provide on-call support during critical outages and ensure timely Participate in client reviews, technical discussions, and service improvement meetings.Leadership & Collaboration : - Lead a team of middleware administrators and provide L3-level guidance and escalation support.- Assign tasks, monitor progress, and ensure adherence to SLAs and operational procedures.- Work cross-functionally with infrastructure, database, network, and application teams to resolve complex issues.- Provide technical mentoring, documentation, and knowledge transfer to junior team members.Strong expertise in : - WebLogic and WebSphere administration (installation, patching, upgrade, migration).- Performance tuning, including heap/thread dump analysis and JVM configuration.- Web Servers : Apache, OHS, IHS, Nginx (configuration, integration, and tuning).- TLS/SSL implementation, certificate management, and security hardening.- Monitoring and alert configuration for performance and availability.- Disaster Recovery, backup, and failover processes.- Experience with capacity planning, environment sizing, and infrastructure optimization.- Solid understanding of change management, incident management, and problem management processes.- Familiarity with scripting (Shell, Python, WLST) for automation and operational efficiency.- Hands-on experience with monitoring tools like Nagios, Dynatrace, AppDynamics, or similar solutions.- Excellent troubleshooting, analytical, and leadership skills.- Strong communication and client engagement capabilities (ref:hirist.tech)