Mainframe CICS & MQ System Administrator

Overview

Install, administer, support, tune, secure, automate and keep highly available IBM MQ for z/OS environments, working with application, infrastructure, operations, security and architecture teams.

What you'll do

• Install, configure, upgrade and maintain IBM MQ for z/OS environments, ensuring secure, stable and highly available messaging services.
• Administer Queue Managers, Queues, Channels, Clusters, Queue Sharing Groups and related infrastructure components across enterprise environments.
• Monitor system health, analyze performance metrics, perform capacity planning and optimize MQ environments for reliability, scalability and business growth.
• Troubleshoot complex MQ infrastructure and application messaging issues, conduct root cause analysis and drive timely resolution of production incidents.
• Design and support high-availability, disaster recovery and business continuity solutions, including Sysplex and multi-region architectures.
• Implement and maintain MQ security controls, including RACF integration, SSL/TLS configurations, access management and compliance requirements.
• Develop automation, scripting and monitoring solutions to improve operational efficiency, incident response and proactive system management.
• Architect and enhance MQ infrastructure solutions, providing technical leadership for modernization, clustering, workload balancing and hybrid integration initiatives.
• Partner with application, infrastructure and system programming teams to support application onboarding, deployments, migrations and messaging connectivity solutions.
• Create and maintain technical documentation, operational procedures and recovery plans, and participate in change management, audits and knowledge-sharing activities.
• Provide on-call support in a 24x7 production environment, responding to critical incidents and supporting maintenance activities as needed.

What you'll need

• 5+ years of IBM MQ for z/OS System Programming experience.
• IBM MQ for z/OS administration, including Queue Managers, QSGs, MQ Clusters and Distributed Queueing.
• Strong experience with MQ Channel Administration, Publish/Subscribe and Workload Balancing.
• Solid understanding of z/OS system programming, SMP/E, JES2, TSO/ISPF, JCL, USS and SDSF.
• Experience with MQ monitoring and performance tools such as OMEGAMON, MainView and SYSVIEW.
• Knowledge of RACF, MQ security, SSL/TLS, digital certificates and compliance controls.
• Proficiency in automation using REXX and tools such as SA z/OS, OPS/MVS and NetView.
• Expertise in troubleshooting, including dump/trace analysis, SMF analysis and performance tuning.
• Strong incident management and root cause analysis skills.

Nice to have

• Experience supporting large-scale enterprise MQ environments and Queue Sharing Groups (QSGs).
• Knowledge of Parallel Sysplex, high-availability and disaster recovery architectures.
• Familiarity with CICS, DB2, IMS and other mainframe subsystems.
• Strong communication, stakeholder management and collaboration skills; ITIL certification preferred.

Details

• Location: Bangalore, Karnataka, India.
• 24x7 production environment with on-call support.
• Hybrid-friendly work arrangement.