Mainframe WebSphere MQ & zOS Systems Programmer

Role Overview

The Mainframe WebSphere MQ & z/OS Systems Programmer is responsible for supporting maintaining and upgrading enterprisescale mainframe environments across highavailability 24x7 operations. This role ensures stability security and performance of WebSphere MQ on z/OS while also contributing to broader mainframe systems programming activities including RACF security automation storage monitoring and subsystem upgrades. The ideal candidate brings deep handson experience in complex multiLPAR environments and has supported major financial institutions and large enterprise clients.

Key Responsibilities

• WebSphere MQ Administration (z/OS)
• Support maintain and troubleshoot WebSphere MQ on z/OS.
• Plan and execute MQ upgrades (e.g. WMQ V7.0.1 V7.1.0).
• Design and implement MQ healthcheck tools (Rexx CLIST).
• Integrate MQ with automation tools such as CAOPS/MVS and SA z/OS.
• Configure MQ security using RACF ACF2 or Top Secret.
• Mainframe Systems Programming (z/OS)
• Install customize and upgrade z/OS and related subsystems.
• Perform SMP/E maintenance rebuild SMP environments and manage toleration maintenance.
• Configure and support CICS IMS VTAM TCP/IP and other core subsystems.
• Manage DASD tape systems DFSMS DFSMShsm and storage utilities.
• Security & Compliance
• Review and enhance RACF/ACF2/TSS profiles.
• Implement mainframe security frameworks for regulated industries (banking insurance).
• Conduct audits and produce security reports for compliance (OCC regulatory bodies).
• Automation & Monitoring
• Implement and customize automation environments (SA z/OS CAOPS/MVS).
• Install and configure monitoring tools (OMEGAMON TMON MainView).
• Develop automation exits and scripts to improve system reliability.
• Programming & Tooling
• Develop Rexx Assembler CLIST PL/I COBOL utilities for system automation and reporting.
• Create JCL for backups migrations and maintenance tasks.
• Build custom tools for performance tuning forecasting and operational reporting.
• Client Support & Delivery
• Work directly with enterprise clients (banking telecom insurance).
• Provide technical leadership knowledge transfer and handson demos.
• Support multinational environments with highvolume transaction workloads.