Websphere Administrator

Skills:

Primary: IBM WebSphere Application Server (WAS)

Secondary: IBM MQ

Job description

Primary skills: We are looking for a skilled WAS Administrator with proven experience in WAS v9.0.5.x and specifically in v9.0.5.17 or later who will be responsible for:

• Installation, configuration, and maintenance of WebSphere Application Server, IBM HTTP Server, and related components
• Deployment of Java EE applications, configure resources (JDBC, JMS), and manage JVM tuning.
• Monitoring of system performance, tuning WebSphere runtime, and maintain high availability.
• Diagnosis and resolution of server, application, and connectivity issues using logs and admin tools.
• Configuration of security roles, SSL, permissions, and enforce compliance
• Development and maintenance of backup, recovery, and failover strategies
• Apply patches, fix packs, and version upgrades
• Create scripts (Jython, Python, Bash, PowerShell) to automate routine tasks
• Maintain procedures, architecture diagrams, and troubleshooting guides

The ideal candidate should have the following:

· Understanding of servlets, EJBs, JSP, JDBC, JMS, JNDI, JTA, JAAS

· Experience with Linux, UNIX, Windows Server.

· Knowledge of TCP/IP, SSL, firewalls, load balancing

· Familiarity with IHS, Apache HTTP Server, Tomcat, MQ.

· Able to do scripting using Bash, Python, Jython, PowerShell

· Certification – IBM Certified System Administrator – WAS ND

· 5+ years administering WebSphere Application Server environments.

· Experience with clustering, load balancing, and highavailability architectures.

· Handson experience with production deployments, production support and performance tuning

Secondary skills:The candidate should also have secondary expertise in IBM MQ to handle the following:

· Install, configure, and maintain IBM MQ queue managers, channels, listeners, and MQ objects across distributed systems

· Design and manage queue manager networks, clustering, and distributed queue management.

· Monitor queue depth, performance, and message flow; resolve connectivity, delivery, and system errors

· Identify bottlenecks, tune MQ parameters, and integrate monitoring tools such as AppDynamics or Dynatrace

· Implement SSL/TLS, authentication, authorization, and secure messaging protocols (TCP/IP, HTTP/S).

· Develop backup strategies, DR plans, and ensure highavailability configurations (RDQM, DRBD)

· Plan and execute MQ upgrades, apply patches, and migrate MQ objects with minimal downtime

· Maintain configuration records, architecture diagrams, SOPs, and troubleshooting guides.

· Work with application, networking, OS, and storage teams to ensure seamless message flow and support SIT/UAT testing

The requirements for Secondary skills on MQ are:

· Strong experience with MQ installation, configuration, MQSC commands, MQ Explorer

· Deep understanding of TCP/IP, HTTP, HTTPS for secure and optimized message transport

· Proficiency in Linux/UNIX environments

· Ability to automate tasks using shell scripts, MQSC scripts, or integration tools.

· Familiarity with IBM Integration Bus, WebSphere Message Broker, Java/SpringBoot (roledependent)

· Experience with MQ clustering, distributed queue management, and highavailability architectures

· Certification in IBM Certified System Administrator – MQ

6 –8 years of handson IBM MQ administration experience