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 current network devices
- VPS (VTAM Printer Support) setup and configuration

Positive-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)

📌 Mainframe VTAM Administrator (Melbourne)
🏢 Cognizant
📍 Melbourne