Senior Mainframe Engineer
South Saint Paul, MN - USA
Job Summary
Senior Mainframe Engineer (ONSITE 10 YEARS EXPERIENCE) Job Description
We are seeking a Senior Mainframe Engineer with deep expertise in IBM CICS MQSeries and z/OS environments to support mission-critical enterprise systems.
Key Responsibilities:- Install configure and maintain IBM CICS and MQSeries systems
- Monitor system performance including CPU utilization I/O throughput and transaction processing
- Troubleshoot issues such as program loops storage shortages and message failures
- Support application deployments and environment migrations
- Manage and maintain system configurations and security settings
- Provide technical leadership and mentorship to junior team members
- Develop and maintain technical documentation and operational standards
- Ensure compliance with security and regulatory requirements
- 10 years of experience in Mainframe systems
- Strong expertise in CICS MQSeries z/OS
- Experience with JCL JES2 SMP/E Unix System Services
- Knowledge of RACF/ACF2 security frameworks
- Experience in performance tuning and system optimization
- Strong troubleshooting and analytical skills