IBM Websphere

Job Summary
The IBM Middleware Administrator is responsible for the installation, configuration, administration, maintenance, monitoring, troubleshooting, patching, and upgrade of the IBM Middleware environment across Development, Test, UAT, Pre-Production, Disaster Recovery (DR), and Production environments.
The role provides operational support for IBM Web Sphere Application Server (WAS), IBM MQ, IBM App Connect Enterprise (ACE/IIB), IBM Managed File Transfer (MFT), and IBM Data Power Gateway, ensuring high availability, security, performance, and compliance with organizational standards and ITIL processes.

Key

Roles & Responsibilities
1. Web Sphere Application Server Administration
Install IBM Web Sphere Application Server (WAS) using IBM Installation Manager.
Create and administer WAS Cells, Nodes, Profiles, and Clusters.
Configure Java Application Server environments.
Register and manage Windows Services for WAS instances.
Perform server configuration, tuning, and troubleshooting.
Support application deployment and middleware configuration activities.
2. IBM Middleware Administration
Administer IBM MQ Queue Managers, Queues, Channels, Topics, Listeners, Subscriptions, and MQ Objects.
Perform IBM ACE/IIB administration including Integration Nodes, Integration Servers, Execution Groups, and MQSI command operations.
Administer IBM Managed File Transfer (MFT) components and file transfer agents.
Configure and manage IBM Data Power Gateway services, domains, and security policies.
Maintain middleware environments across Windows, Linux, and AIX platforms.
3. Installation, Patching & Upgrades
Install middleware components using IBM Installation Manager.
Apply product patches and fix packs.
Perform version upgrades for IBM MQ, ACE/IIB, and Web Sphere.
Build and deploy BAR files across Development, Test, Pre-Production, and Production environments.
Execute deployments during approved maintenance windows.
Coordinate implementation activities through the organization's Change Management process.
4. Security & Certificate Management
Renew and manage SSL/TLS certificates for IBM MQ, IBM ACE/IIB, and IBM Data Power Gateway.
Perform Client Security Key (CSK) renewals.
Ensure secure middleware communication.
Coordinate certificate renewals to prevent service interruptions.
5. Monitoring & Health Checks
Perform routine health checks for middleware components.
Monitor Queue Managers, Brokers, Integration Flows, and Middleware Services.
Monitor server performance, log files, CPU, memory, and disk utilization.
Identify damaged queues and recreate middleware objects when required.
Perform proactive monitoring and preventive maintenance activities.
6. High Availability & Disaster Recovery
Administer High Availability (HA) and Standalone middleware environments.
Support Queue Manager failover and recovery activities.
Perform start/stop operations for middleware services.
Participate in Disaster Recovery testing and validation.
Ensure maximum availability of middleware services.
7. Incident Management & Troubleshooting
Investigate and resolve incidents related to IBM MQ, ACE/IIB, MFT, Data Power, and Web Sphere.
Perform Root Cause Analysis (RCA) for recurring issues.
Resolve messaging, integration, and connectivity issues.
Validate APIs and middleware endpoints using Postman and SOAP UI.
Work closely with application, infrastructure, network, and database teams for issue resolution.
8. Environment Support
Support Development, Test, UAT, Pre-Production, Disaster Recovery, and Production environments.
Maintain environment consistency and configuration standards.
Ensure middleware services meet agreed service levels.
9. Change & Release Management
Execute middleware changes following ITIL Change Management processes.
Prepare implementation plans and…