Network Innovation Developer

We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it’s a place where you can grow, belong and thrive.

Your day at NTT DATA:

• Joining a team of technical professionals supporting a large-scale z/OS systems platform.
• Supporting the z/OS Mainframe Network environment as an experienced systems programmer.
• Configuring and maintaining the integrity and data/IP security of the Mainframe's host communication subsystems and associated program products.
• Being part of a multi-functional team, supporting IBM mainframe networks and transmissions products and infrastructure.
• Participation in support rota providing 24x7 cover.
• Performing TCPIP Port Reserves (Additions, Deletions, Changes).
• Performing VTAM updates (Additions, Deletions, Changes).
• Managing OSA Adapters in a complex mainframe environment.
• Performing VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE).
• Implementing AT-TLS rules (digital certificate management).
• Configuring and managing IPSEC policies (permit/deny rules, VPN- ipsec tunnels).
• Tracing, Debugging and Error Analysis.
• Communicating regularly with technical, applications and operational staff to ensure Network connectivity and security (may involve some after hours and weekend work).

The ideal candidate for this role will have the below experience and qualifications:

• 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 relate to file transmission.
• Ability to customize and manage secure SNA and TCP/IP networks under z/OS.
• Knowledge of mainframe network management tools, e.g. General z/OS systems programming experience.
• Knowledge of System z hardware including the OSA-Express network cards.
• Excellent problem-solving and analytical skills.
• Good communication, teamwork and negotiation skills.
• Familiarity with the Cisco Network Solutions.
• The ability to work to tight deadlines under pressure.
• Good organisational skills.
• Flexibility and adaptability.
• The ability to create and maintain strong working relationships with colleagues and customers.
• Business awareness and understanding of business requirements of IT.
• A willingness to keep up to date with developments in new technology.
• An understanding of information legislation, such as the Data Protection Act.
• Experience of working as a z/OS Systems Specialist in the IT industry.

About NTT DATA:

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centres and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category.

NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters whether in writing or by phone in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com domain.