Mainframe Developer & IMS DB

Innominds Software; Bengaluru; Hybride; INR 2 500 000 - 4 000 000; Plein temps

Résumé du poste

Innominds Software in Bengaluru seeks a Senior z/OS IMS Specialist with 5+ years of hands-on experience to manage and optimize mainframe IMS environments. You will drive robust test scenarios and test automation workflows, and collaborate with developers and QA teams to ensure stability.

The ideal candidate has DBA-level proficiency in IMS structures, strong JCL skills, and experience with IBM & BMC IMS utilities for backup, recovery, and performance tuning.

Qualifications

• Minimum 5+ years of dedicated technical experience with z/OS IMS.
• DBA-level proficiency in IMS architecture: catalog, tables, IMS SQL, logging, compression, encryption.
• Advanced competency in z/OS JCL and IBM & BMC IMS utilities.

Responsabilités

• IMS Environment Management: manage core IMS environments including catalog usage, tables, logging, and encryption.
• Database Administration & Optimization: use IMS SQL for high performance and data integrity.
• Utility & JCL Execution: write/optimize JCL; deploy IMS utilities for backup, recovery, and tuning.
• Testing & Automation: design/test scenarios and build automation frameworks for mainframe environments.

Connaissances

z/OS IMS

IMS Catalog

IMS SQL

JCL

IMS utilities

Test automation

Test scenarios design

Analytical thinking

Description du poste

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.