Mainframe Network Engineer - z/OS & Security

NTT DATA, Inc.; Barcelona; Presencial; EUR 60.000 - 95.000; Jornada completa

Descripción de la vacante

NTT DATA is seeking a skilled z/OS Systems Specialist to join our mainframe networking team in Barcelona. You will handle configuring and maintaining the Mainframe's host communication subsystems, ensuring data and IP security, and supporting critical network services.

The ideal candidate will have strong z/OS knowledge, experience with VTAM, TCPIP, IPSec/TLS, and familiarity with mainframe tools like NetMaster, TUBES, and Supersession. collaborative, and able to work under pressure.

Formación

• Experience in administering z/OS and mainframe networking
• Understanding of file transmission services and related security
• Familiarity with Change Management processes
• Experience with problem management from diagnosis to resolution
• Knowledge of mainframe hardware and OSA-Express adapters

Responsabilidades

• Support IBM mainframe networks and transmissions products and infrastructure.
• Provide 24x7 support in a rotation.
• Perform VTAM/ TCPIP updates and maintain security configurations.
• Manage OSA adapters and related subsystems on z/OS.
• Coordinate with cross-functional teams to ensure network connectivity and security.

Conocimientos

z/OS

Mainframe networking

TCP/IP

VTAM

IPSec/TLS

Security policies

Problem solving

Communication

Networking tools

Educación

Bachelor's degree in CS or related

Herramientas

NetMaster

TUBES

Supersession

OSA-Express

Descripción del empleo

NTT DATA is seeking a skilled z/OS Systems Specialist to join our mainframe networking team in Barcelona. You will handle configuring and maintaining the Mainframe's host communication subsystems, ensuring data and IP security, and supporting critical network services.

The ideal candidate will have strong z/OS knowledge, experience with VTAM, TCPIP, IPSec/TLS, and familiarity with mainframe tools like NetMaster, TUBES, and Supersession. collaborative, and able to work under pressure.