Continue to make an impact with a company that is pushing the boundaries of what is possible. At NTT DATA, we are renowned for our technical excellence, leading innovations, and making a difference for our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can continue to grow, belong, and thrive. Your career here is about believing in yourself and seizing new opportunities and challenges. It’s about expanding your skills and expertise in your current role and preparing yourself for future advancements. That’s why we encourage you to take every opportunity to further your career within our great global team. 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 ideal 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 relate to file transmission. Experience of problem management from initial diagnosis through to 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, e.g. NetMaster, and multi-session manager products such as TUBES and Supersession. Experience of managing mainframe printing products. 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. Workplace type: Equal Opportunity Employer NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. 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. Accelerate your career with us. Apply today Your career here is about believing in yourself and taking on great opportunities and new challenges. It’s about growing your skills and expertise in your current role and preparing yourself for the future. That’s why we encourage you to take every opportunity to grow your career within our great global team.

IBMz Network Engineer.

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