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Your day at NTT DATA
In this role you will be joining a team of technical professionals supporting a large-scale z/OS systems platform. This position requires an experienced systems programmer supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining the integrity and data/IP security of the Mainframe's host communication subsystems and associated program products.
Your responsibilities will include:
Being part of a multi-functional team, supporting IBM mainframe networks and transmissions products and infrastructure.
Participation in support rota providing 24x7 cover.
Perform TCPIP Port Reserves (Additions, Deletions, Changes) Perform VTAM updates (Additions, Deletions, Changes)




Manage OSA Adapters in a complex mainframe environment
Perform VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE)
Implement AT-TLS rules (digital certificate management). Configure and manage IPSEC policies (permit/deny rules, VPN- ipsec tunnels)
Trace, Debug and Error Analysis
Communicate regularly with technical, applications and operational staff to ensure Network connectivity and security (may involve some after hours and weekend work)
The idóneo candidate for this role will have the below experience and qualifications:
Experience in administering file transmissions products such as Connect:Direct and FTP, or alternatively good experience as a user of these products.
Knowledge of z/OS and z/OS utilities.
Understanding of z/OS networking services, structure and related software and protocols.
Understanding of network security disciplines (IPSec, TLS/SSL, certificates, etc) and how they relat

📌 IBMz Network Engineer (Barcelona)
🏢 Ntt
📍 Barcelona