Middleware Administrator L3

Essential:

Middleware Administrator L3 / Lead Role

Desirable:

Core Middleware Expertise:

• Apache HTTP Server - reverse proxy, mod_jk, mod proxy, SSL.
• Tomcat - installation, tuning, clustering, troubleshooting.
• IBM WebSphere ND/Base - cell/node setup, deployment manager, wsadmin scripting.
• JBoss EAP/Wild Fly - domain/standalone, CLI scripting.
• WebLogic - domain configuration, node manager, JMS.
• IBM MQ - queue manager, channels, SSL/TLS, clustering, HA setup.
• DR shifting and DR Drills activities
• JAVA/JDK

OS Infrastructure:

• Linux/Unix administration (RHEL, AIX, Solaris).
• Basic Windows server knowledge.

Scripting / Automation:

• Shell scripting, Python, Ansible, Jenkins, CI/CD pipelines.

Databases (basic integration): DB2, PostgreSQL, MSSQL. MongoDB

Administration Operations

• Install, configure, upgrade, and maintain middleware components:
  • Web Servers: Apache HTTP Server, Nginx (if applicable).
  • Application Servers: Tomcat, WebSphere ND/Base, JBoss EAP/Wild Fly, WebLogic.
  • Messaging: IBM MQ, ActiveMQ/RabbitMQ (if applicable).
• Manage clustering, load balancing, failover, and high availability configurations.
• Implement security (SSL/TLS, certificates, LDAP/AD integration, JAAS, WS-Security).
• Perform patching, vulnerability remediation, and compliance adherence.
• Maintain system documentation, SOPs, and configuration reports.
• DR shifting and DR Drills activities

Incident / Problem / Change Management

• Provide L3 support for complex incidents, RCA, and problem resolution.
• Review recurring incidents and propose permanent fixes or automation.
• Handle change management, capacity planning, and performance optimization.
• Coordinate with application teams, DBAs, and infra teams for end-to-end troubleshooting.

Performance Optimization

• Monitor application/middleware performance using tools (AppDynamics, Dynatrace, OEM, etc.).
• Tune JVMs, garbage collection, thread pools, and connection pools for optimal performance.
• Conduct capacity analysis and recommend scaling strategies.

Project / Delivery Leadership

• Lead middleware upgrades, migrations, and cloud/container adoption (OpenShift, Kubernetes, Docker).
• Evaluate and implement new middleware solutions as per enterprise needs.
• Provide technical leadership, mentoring, and knowledge sharing with L1/L2 teams.
• Drive automation (Ansible, Shell/Python scripts, CI/CD pipelines) for deployments and operations.

Governance Compliance

• Ensure adherence to ITIL processes (Incident, Problem, Change, Release).
• Maintain license compliance for commercial middleware software.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.