Mainframe Developer & IMS DB

Role & responsibilities

Role Summary

We are seeking a Senior z/OS IMS Specialist with a minimum of 5 years of deep hands-on technical experience to manage, manipulate, and optimize our mainframe IMS environments. The ideal candidate will possess near-DBA level proficiency in IMS structures, be highly competent in z/OS JCL and modern utility suites, and drive the creation of robust test scenarios and test automation workflows.

Key Responsibilities

• IMS Environment Management: Manage and manipulate all core aspects of z/OS IMS environments, including IMS Catalog usage, table manipulation, logging mechanisms, data compression, and data encryption protocols.
• Database Administration & Optimization: Utilize IMS SQL and advanced database structures to maintain high performance, data integrity, and secure data access.
• Utility & JCL Execution: Write, modify, and optimize z/OS JCL. Competently deploy standard IBM and BMC IMS utilities for backup, recovery, reorganization, and performance tuning.
• Testing & Automation: Design, implement, and maintain comprehensive test scenarios and test automation scripts to validate database changes and ensure environment stability.

Required Technical Skills & Qualifications

Core IMS & Mainframe Expertise

• Minimum 5+ years of dedicated technical experience working with z/OS IMS.

• DBA-Level Proficiency: Comprehensive knowledge of IMS architecture, including:

• IMS Catalog usage and table manipulation.

• IMS SQL programming and querying.

• Logging mechanisms, data compression, and mainframe encryption.

• JCL & Utilities: Advanced competency in writing/troubleshooting z/OS JCL and operating IBM & BMC IMS utilities.

Testing & Automation

• Proven ability to design technical test scenarios tailored to database layers.
• Experience or strong capability in building test automation frameworks for mainframe environments.

Preferred/Soft Skills

• Strong analytical and troubleshooting skills for complex mainframe environments.
• Ability to collaborate cleanly with application developers, systems programmers, and QA automation teams.
• Clear communication skills for documenting test procedures and technical environment changes.

Preferred candidate profile

Perks and benefits