Remote Mainframe Network Specialist (z/OS)

DXC Technology Company; Canada; Remote; CAD 62,000 - 112,000; Full time

Benefits offered by this job

DXC benefits

Flexible work options

Job summary

DXC Technology Canada is seeking a highly skilled mainframe network professional to support z/OS environments and IBM NetView infrastructure.

You will manage VTAM, TCP/IP, and enterprise connectivity, participate in ITIL processes, and assist in DR exercises and z/OS upgrades. This role requires on-call rotation and strong collaboration with client teams in a controlled goods environment.

Qualifications

• Experience supporting IBM z/OS mainframe environments.
• Hands-on experience with VTAM, TCP/IP, IBM NetView, and mainframe network management.
• Knowledge of CDRSC, JES2, APPLIDs, PU/LU definitions, and mainframe logical network resources.
• Experience with JCL, IBM utilities, batch jobs, procedures, and load library maintenance.
• Experience implementing and maintaining OSA interfaces and Enterprise Extender connectivity.
• Knowledge of secure Telnet, FTP, Policy Agent, AT-TLS, and TLS 1.2.
• Experience with SMP/E software installation, upgrades, configuration, and maintenance.
• Familiarity with REXX scripting and NetView automation.
• Understanding of ITIL processes, including Incident, Problem, Change, and Software Asset Management.
• Experience supporting disaster recovery exercises, z/OS upgrades, and hardware refresh initiatives.

Responsibilities

• Maintain and administer mainframe logical network resources in z/OS environments.
• Perform weekly NMS database updates and NETMENU maintenance.
• Configure VTAM APPLIDs and PU/LU for connectivity requirements.
• Implement and maintain OSA interfaces and Enterprise Extender connectivity.
• Troubleshoot VTAM, TCP/IP, and mainframe connectivity issues.
• Participate in disaster recovery exercises and z/OS upgrade activities.
• Perform SMP/E installations, upgrades, and maintenance.
• Develop REXX routines to automate network management tasks.
• Support ITIL processes and change management workflows.
• Provide 24/7 on-call support for critical incidents.

Skills

ITIL processes

24/7 on-call support

Disaster recovery

Mainframe troubleshooting

Tools

VTAM

TCP/IP

IBM NetView

JCL

SMP/E

REXX

Enterprise Extender

Job description

DXC Technology Canada is seeking a highly skilled mainframe network professional to support z/OS environments and IBM NetView infrastructure.

You will manage VTAM, TCP/IP, and enterprise connectivity, participate in ITIL processes, and assist in DR exercises and z/OS upgrades. This role requires on-call rotation and strong collaboration with client teams in a controlled goods environment.