About the Role

We are looking for an experienced Mainframe VTAM Administrator to configure, maintain, and support the network and connectivity layer of our IBM z/OS environment. You will manage VTAM and TCP/IP definitions, support the introduction of new applications and network devices, and keep mainframe printing and network resources running reliably.

Key Responsibilities

• Configure and maintain VTAM, including VTAMLST maintenance.
• Create application definitions and cross-domain resource definitions for new applications.
• Configure TCP/IP networking on z/OS and maintain the TCP/IP profile.
• Manage networks and connectivity, and monitor network resources to identify and resolve issues.
• Support the installation and testing of new network devices.
• Set up and configure VPS (VTAM Printer Support) for mainframe printing.
• Follow change and configuration management processes: test updates and promote them through staging environments.
• Identify, diagnose, and resolve problems with network products and their usage, working with requestors.

Mandatory Skills

• VTAM configuration and maintenance
• Creating application definitions or cross-domain resource definitions for new applications; VTAMLST maintenance
• TCP/IP network configuration
• Maintaining the TCP/IP profile
• Managing networks and connectivity
• Monitoring network resources
• Supporting the installation and testing of new network devices
• VPS (VTAM Printer Support) setup and configuration

Good-to-Have Skills

• Change and configuration management: testing and moving updates through staging environments (ITIL Change and Configuration Management)
• Problem identification, determination, and resolution for products or their usage, in conjunction with the requestor (ITIL Incident/Problem Management)