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NTT Data

Global IT services and consulting provider.

Ibmz Network Engineer

Network Engineering & AdministrationUpdated on Nov 14
Full-timeNo salary listed

About the Job

Requirements

  • Experience administering file transmission products such as Connect:Direct and FTP, or good experience using these products.
  • Knowledge of z/OS and z/OS utilities.
  • Understanding of z/OS networking services, structure, related software, and protocols.
  • Understanding of network security disciplines, including IPSec, TLS/SSL, and certificates, and how they relate to file transmission.
  • Experience managing problems from initial diagnosis through resolution.
  • Understanding of the Change Management process.
  • Ability to customize and manage secure SNA and TCP/IP networks under z/OS.
  • Knowledge of mainframe network management tools such as NetMaster, and multi-session manager products such as TUBES and Supersession.
  • Experience managing mainframe printing products.
  • General z/OS systems programming experience.
  • Knowledge of System z hardware, including OSA-Express network cards.
  • Familiarity with Cisco Network Solutions.
  • Experience working as a z/OS Systems Specialist in the IT industry.
  • Willingness to work to tight deadlines under pressure.
  • Organisational skills and flexibility to adapt.
  • Ability to create and maintain strong working relationships with colleagues and customers.
  • Business awareness and understanding of IT business requirements.
  • Willingness to keep up to date with developments in new technology.
  • Understanding of information legislation, such as the Data Protection Act.

Responsibilities

  • Support IBM mainframe networks, transmission products, and infrastructure as part of a multi-functional team.
  • Participate in a support rota providing 24x7 cover.
  • Perform TCP/IP port reserve additions, deletions, and changes; perform VTAM updates, including additions, deletions, and changes.
  • Manage OSA adapters in a complex mainframe environment.
  • Perform VTAM PU/LU updates, including additions, deletions, and changes, and Enterprise Extenders (EE).
  • Implement AT-TLS rules and manage digital certificates; configure and manage IPSEC policies, including permit/deny rules and VPN-IPSEC tunnels.
  • Perform tracing, debugging, and error analysis.
  • Communicate regularly with technical, applications, and operational staff to ensure network connectivity and security, which may involve after-hours and weekend work.

About the Company

NTT Data

Global IT services and consulting provider.

NTT DATA is a global IT and business services provider that helps organizations run and transform their technology and operations. It delivers consulting, industry solutions, cloud migration, cybersecurity, data analytics, and managed services to modernize systems and processes. It differentiates itself through its large scale, deep sector expertise in banking, healthcare, manufacturing, public sector, and automotive, and its broad ecosystem of partners with Microsoft, SAP, AWS, and Salesforce. Its goal is to help large enterprises digitally transform and optimize operations at scale using cloud-native approaches and secure IT environments.

Company size
10,001+
Company stage
IPO
Headquarters
Tokyo, Japan
Founded
1988

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