Descripción de la oferta
Make an impact with NTT DATAJoin a company that is pushing the boundaries of what is possible. 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 DATAIn 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 environmentPerform 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 AnalysisCommunicate 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 skillsGood communication, teamwork and negotiation skillsFamiliarity with the Cisco Network Solutions The ability to work to tight deadlines under pressureGood organisational skillsFlexibility and adaptabilityThe ability to create and maintain strong working relationships with colleagues and customersBusiness awareness and understanding of business requirements of ITA willingness to keep up to date with developments in new technologyAn 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: About NTT DATANTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.Equal Opportunity EmployerNTT 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. Join our growing global team and accelerate your career with us. Apply today.Third parties fraudulently posing as NTT DATA recruitersNTT 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 email address. If you suspect any fraudulent activity, please contact us.Job SummaryJob number: R-150027Date posted : 2026-09-09Profession: Digital Design and DevelopmentEmployment type: Full time
