Senior z/OS IMS Systems Engineer

TechVirtue LLC; Phoenix (AZ); On-site; USD 120,000 - 180,000; Full time

Job summary

TechVirtue LLC is seeking a highly skilled Mainframe IMS System Programmer to manage IBM z/OS IMS environments in a banking/financial services setting. Responsibilities include ensuring stability, availability, performance, and security of IMS DB and IMS TM subsystems.

Ideal candidates have extensive IMS DB/TM administration experience, strong troubleshooting skills, and familiarity with RACF, RACF security controls, and Sysplex HA architectures.

Qualifications

• 7+ years of experience with IBM z/OS.
• Hands-on IMS DB and IMS TM administration.
• Familiarity with RACF security controls for IMS environments.
• Experience with Sysplex and high availability architectures.

Responsibilities

• Install, configure, and maintain IMS DB and IMS TM subsystems on IBM z/OS.
• Perform version upgrades, maintenance, and patching to ensure system currency.
• Manage IMS definitions: DBDs, PSBs, ACB libraries, control regions.
• Configure and tune buffers, parameters, and resources for performance.
• Monitor IMS performance; analyze logs, dumps, abends; resolve issues.
• Support IMS backup/recovery processes and disaster recovery testing.
• Ensure integration with DB2, MQ, CICS, TCP/IP, Sysplex.
• Follow ITIL/ServiceNow change management for updates.
• Maintain accurate technical documentation and configurations.

Skills

IMS z/OS experience

IMS DB/IMS TM administration

Troubleshooting & performance tuning

Disaster recovery planning

ITIL/ServiceNow change management

Tools

JCL

TSO/ISPF

SDSF

RMF

SMP/E

Job description

TechVirtue LLC is seeking a highly skilled Mainframe IMS System Programmer to manage IBM z/OS IMS environments in a banking/financial services setting. Responsibilities include ensuring stability, availability, performance, and security of IMS DB and IMS TM subsystems.

Ideal candidates have extensive IMS DB/TM administration experience, strong troubleshooting skills, and familiarity with RACF, RACF security controls, and Sysplex HA architectures.