zDIH Infrastructure Engineer

We are seeking zDIH Infrastructure Engineer with experience in IBM z/OS, DB2/IMS, data replication technologies, Shell scripting, and API integration/support, responsible for supporting IBM Z-based data integration infrastructure, enabling reliable data movement across enterprise platforms, automating operational tasks using shell scripting, and facilitating API-based integration between mainframe and distributed systems.

Responsibilities* Responsibilities include but are not limited to:

• Install, configure, and maintain IBM Z Digital Integration Hub (zDIH) components including Data Virtualization Manager (DVM) and Event Publisher.
• Troubleshoot zDIH connectivity, performance, and stability issues.
• Develop and maintain Unix/Linux shell scripts (Bash, ksh) to automate deployment, monitoring, configuration management, and operational tasks.
• Write automation scripts for log analysis, alert triggering, health checks, and scheduled jobs.
• Develop, test, and maintain REST API interfaces to expose mainframe data via zDIH endpoints.Ensure API security through authentication mechanisms such as OAuth 2.0, API keys, and mutual TLS.
• Manage Unix/Linux server environments supporting zDIH middleware components.
• Perform capacity planning, process monitoring, and tuning of OS-level parameters.
• Produce and maintain technical documentation including architecture diagrams, runbooks, and SOPs. Engage with IBM support and coordinate PMR/case management for zDIH issues.
• Participate in 7x24 on call rotation.