IBM Middleware Administrator; m​/f​/d

Role Purpose

The IBM Middleware Administrator is responsible for managing and maintaining enterprise IBM Web Sphere Application Server and IBM MQ environments, which support mission-critical integration and messaging platforms.

The role focuses on patch deployment, version upgrades, security hardening, performance monitoring, and incident resolution, ensuring middleware systems remain secure, stable, and highly available in a regulated enterprise environment.

• Plan and execute patch deployment and version upgrades for:
  • IBM Web Sphere Application Server (WAS)
  • IBM MQ environments
• Ensure timely application of security patches across middleware components
• Perform patch testing, impact analysis, and rollback planning
• Minimize downtime during upgrades using controlled and phased deployment approaches

• Implement and maintain IBM MQ security controls, including:
  • SSL/TLS encryption for secure messaging
  • LDAP integration for centralized authentication
  • Channel authentication (CHLAUTH) rules
• Ensure middleware platforms comply with security standards and enterprise policies
• Identify and remediate vulnerabilities in middleware configurations
• Collaborate with cybersecurity teams to strengthen platform security

• Monitor health and performance of:
  • Web Sphere Application Server environments
  • IBM MQ queues and channels
• Conduct performance tuning activities such as:
  • JVM optimization
  • Thread pool tuning
  • Queue and channel performance optimization
• Identify and resolve performance bottlenecks affecting application integration

• Provide L2/L3 support for middleware-related incidents
• Diagnose and resolve issues involving:
  • Application connectivity
  • Messaging failures
  • System performance degradation
• Perform root cause analysis (RCA) and implement preventive measures
• Ensure timely resolution aligned with SLA requirements

• Maintain and support enterprise integration platforms for application communication
• Ensure availability and reliability of:
  • Message queues
  • Application server environments
• Work closely with application, infrastructure, and Dev Ops teams for issue resolution

• Identify opportunities to automate:
  • Patch deployment
  • Monitoring and alerting
  • Routine maintenance activities
• Improve operational efficiency and reduce manual processes
• Contribute to platform modernization and optimization initiatives

• Ensure middleware environments align with:
  • Internal IT and security standards
  • Regulatory requirements (banking/enterprise)
• Maintain documentation for:
  • System configurations
  • Patch history
  • Performance baselines
• Support audits and provide required compliance evidence

• Bachelor’s degree in:
  • Information Technology
  • Computer Science
  • Systems Engineering or related field

• 8–10 years of experience in:
  • IBM Middleware administration
  • Enterprise integration environments
• Hands‑on experience with:
  • IBM Web Sphere Application Server (WAS)
  • IBM MQ (Messaging systems)
• Experience supporting mission‑critical, large‑scale environments
• Experience in banking or regulated industries is highly preferred

• Strong expertise in:
  • IBM Web Sphere Application Server administration
  • IBM MQ configuration and management
• Experience with:
  • Middleware patching and upgrade processes
  • SSL/TLS configuration and certificate management
  • LDAP integration and authentication mechanisms
• Knowledge of:
  • Middleware performance tuning and JVM optimization
  • Messaging systems and integration patterns
• Familiarity with:
  • Linux/Unix environments
  • Monitoring and logging tools
• Basic scripting knowledge (Shell, Python) is advantageous

• IBM Certified System Administrator – Web Sphere Application Server
• IBM Certified Solution Advisor – MQ V9.0

• Strong analytical and troubleshooting skills
• Ability to work in high‑pressure, production‑critical environments
• Attention to detail and operational discipline
• Effective communication and cross‑team collaboration

• IBM Middleware Administration
• Patch Management & Upgrade Planning
• Security Hardening & Compliance
• Performance Optimization
• Incident Management & Troubleshooting
• Integration Platform Stability

• Experienced middleware administrator with deep expertise in Web Sphere and IBM MQ environments
• Strong focus on system stability, patching, and security configuration
• Proven ability to manage enterprise integration platforms at scale
• Comfortable operating in mission‑critical, regulated environments
• Balanced capability across technical execution, troubleshooting, and operational governance