The global Mainframe Network Support Group maintains mainframe communication software and interfaces with all other Citigroup Technical Infrastructure (CTI) support groups.
It works in collaboration with Z / OS, CICS, DB2, MQ Series, Websphere, Midrange and Wintel teams, as well as with application development groups and Network Services groups throughout globally.
The Mainframe Network Technician will have production support and project responsibilities.
Key Responsibilities include :
Configuration and administration of IBM Z / OS mainframe network software
Configuration and administration of network related 3rd party system software
Provision of technical support for Mainframe Networking issues during the normal working day. Also provision of out of hours on call support
Act as a Mainframe Networking resource for internal and external projects
Monitor the performance of mainframe networking components and instigate remedial action
Production of clear technical documentation as appropriate
Compliance with all local, regional, global and regulatory policies, processes and procedures
Technician with base skills in all and higher level skills in the some of the following Mainframe Network products / protocols :
SNA, VTAM, TCP / IP, APPN / Enterprise Extender, Connect Direct and other file transfer products , Session Management products, Netview, Netmaster / TCPIP, VPS and other printing products, Encryption (TLS / digital certificate handling), client emulation products such as Host On Demand