We are seeking an experienced Mainframe IBM MQ Engineer to support highly available, business-critical mainframe environments in Phoenix, Arizona on a 12+ month contract basis. The successful candidate will be responsible for the administration, configuration, monitoring, performance, security, maintenance, troubleshooting, and lifecycle management of IBM MQ infrastructure on z/OS, working closely with application, CICS, IMS, network, security, operations, and other mainframe infrastructure teams.
Responsibilities
Install, configure, administer, and support IBM MQ for z/OS environments.
Configure and maintain MQ queue managers, queues, channels, listeners, transmission queues, and other MQ objects.
Perform day-to-day administration and monitoring of MQ environments.
Configure and support distributed queuing and communication between queue managers.
Configure, administer, and troubleshoot IBM MQ clusters.
Monitor queue depths, channel status, queue manager availability, message flow, and overall MQ infrastructure health.
Troubleshoot production problems including channel failures, queue manager issues, message delivery problems, messages remaining on queues, connectivity issues, security/authorization failures, and application-to-MQ connectivity issues.
Perform problem determination and root cause analysis for MQ-related production incidents.
Support MQ recovery and restart activities.
Support MQ upgrades, migrations, maintenance, patching, and lifecycle management.
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Support high-availability and disaster-recovery requirements for MQ environments.
Configure and support MQ connectivity with mainframe applications, including CICS and IMS.
Partner with RACF/security teams to implement and maintain MQ security.
Support channel authentication, connection authentication, TLS, and MQ access controls.
Analyze MQ performance and implement tuning recommendations.
Develop and maintain JCL, operational procedures, automation, and technical documentation.
Participate in production changes, implementations, incident management, and problem management.
Provide on-call and after-hours support for critical production issues when required.
Qualifications
Required
Strong hands-on experience with IBM MQ for z/OS
Strong knowledge of Queue Managers
Strong knowledge of Local and Remote Queues
Strong knowledge of Transmission Queues
Strong knowledge of MQ Channels
Strong knowledge of Channel Initiators
Strong knowledge of Listeners
Strong knowledge of Dead Letter Queues
Strong knowledge of Distributed Queuing
Strong knowledge of MQ Clustering
Strong knowledge of MQ security
Strong knowledge of MQ logging and recovery
Strong knowledge of MQ monitoring and troubleshooting
Strong experience with z/OS
Experience with JCL
Good understanding of TCP/IP and network connectivity
Experience with MQ problem determination and production support
Experience supporting high-volume, business-critical mainframe environments
Understanding of change, incident, and problem management processes
Preferred
CICS / MQ integration
IMS / MQ integration
RACF
TCP/IP
REXX
TSO/ISPF
SDSF
SMP/E
Sysplex environments
MQ Queue Sharing Groups
Automation/monitoring tools
Enterprise scheduling tools such as CA7
