Mainframe Network Engineer: z/OS

NTT DATA is seeking an experienced z/OS Systems Specialist to join our Madrid mainframe team. You will support the z/OS host communications subsystems and related products in a large-scale environment, ensuring security and data integrity across TCP/IP, VTAM, and IPsec policies. You will work in a multi-functional team, participate in 24x7 coverage, and...

DXC Technology Spain, S.A. is seeking a Senior Mainframe Network System Programmer to administer and secure IBM z/OS network infrastructure. You will install, configure, and optimize z/OS network software, ensure connectivity and security, and support critical business services across global operations. The role requires 8+ years of mainframe experience,...

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...

NTT DATA in Madrid seeks a highly skilled z/OS Mainframe Storage Engineer to manage and optimize enterprise storage infrastructure. You will oversee disk and tape storage, backup and disaster recovery, capacity planning, and storage software lifecycle management across IBM z/OS environments. The role requires deep expertise in IBM DS8000 storage, z/OS IODF...

SOTEC Consulting – Grupo Astek en Madrid busca un/a Técnico/a de Sistemas Mainframe z/OS – CICS para un proyecto estable en el sector bancario. Te incorporarás a un entorno técnico especializado e internacional, trabajando con sistemas Mainframe críticos y de alta disponibilidad. Formación en Informática o Ingeniería, +2 años de experiencia y...

JOB DESCRIPTION Make an impact with NTT DATA Join 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...

About DXC DXC helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures and ensuring security and scalability across public, private and hybrid clouds. The world's largest companies and public sector organizations trust DXC to deploy services to drive new levels of performance,...

Job Description: Mainframe Network System ProgrammerAbout DXC DXC helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures and ensuring security and scalability across public, private and hybrid clouds. The world’s largest companies and public sector organizations trust DXC to deploy...

DXC Technology in Madrid is seeking a Senior Mainframe Network System Programmer to oversee the administration, security, availability and performance of IBM z/OS network infrastructure. You will manage TCP/IP, VTAM/SNA, and high-availability solutions in enterprise-scale environments. The role requires strong troubleshooting skills, experience with z/OS,...