Overview In this role, you will manage and optimize enterprise mainframe storage for IBM z/OS environments, ensuring high availability and performance. You will collaborate with infrastructure, operations, and application teams to design, implement, and maintain storage solutions across disk, tape, backup, and disaster recovery. You'll drive capacity planning, automation, and modernization initiatives to support mission-critical systems.

This is a chance to shape storage architecture in a large, regulated environment and deliver reliable, scalable infrastructure.

Responsabilidades

Manage mainframe disk and storage administration including provisioning, upgrades, and ongoing support

Conduct daily operations: health checks, incident management, monitoring, issue resolution

Plan and execute storage capacity expansions and infrastructure changes

Configure and maintain storage resources for databases, VSAM files, work datasets, and sort spaces

Administer storage management products (e.g., CA Disk)

Install, test, and maintain storage hardware and software

Perform z/OS hardware planning (IODF, LPAR, HMC) and system changes

Administer backup, recovery, archival, and disaster recovery solutions

Use SMP/E and z/OSMF for software maintenance and deployment

Manage storage volume allocation and utilization reporting

Support disaster recovery testing and exercises

Root cause analysis for storage incidents and preventive actions

Collaborate with systems programming, network, database, and application teams

Utilize automation tools (NetView, System Automation SA z/OS, CA OPS/MVS) to improve efficiency

Automate repetitive storage tasks

Design and support IBM zSeries storage architectures and solutions

Ensure compliance with security, governance, and standards





Maintain technical documentation and runbooks

Demonstrate ownership and technical leadership over storage services

Requisitos principales 8 to 15+ years of experience in Mainframe Infrastructure and z/OS Storage Administration

Hands-on experience with IBM z/OS storage in large-scale enterprises

Experience with IBM DS8000 series storage, virtual tape systems, disaster recovery

Proven ability in capacity planning, backup/recovery, replication, and operations

Experience in Banking/Financial Services or heavily regulated environments (preferred)

Expertise in IBM DS8000 (DS8870, DS8K family), DSCLI, GDPS, PPRC Metro Mirror, DFHSM, DFDSS, ICKDSF, SMS, RMM Customization, z/OS IODF Administration

Experience installing/upgrading storage hardware and software

Knowledge of Mainframe Disk Storage Management, Provisioning, Capacity Planning, Backup/Recovery, DR

Experience with TS7720 Virtual Tape Systems, Storage Grid Architectures, PPRC Replication

Experience with EMC DLm Virtual Tape systems (installation, upgrade, config)

Experience with Broadcom/Brocade storage networking and FICON

Knowledge of z/OS, JCL, Job Scheduling, Mainframe Storage Infrastructure

Experience with SMP/E and z/OSMF for maintenance and deployment

Strong analytical, troubleshooting, and communication skills

Desire for knowledge of CA-1/CA Vantage/CA Disk/TDMF/TDMFS/NetView/System Automation/CA OPS/MVS (desirable)

Familiarity with storage performance tools, migration projects, modernization initiatives

Understanding of IBM Parallel Sysplex and GDPS HA architectures

Experience supporting general data centers and regulatory audits

IBM Storage or IBM Z certifications preferred strong analytical thinking excellent communication collaboration across cross-functional teams

IBM DS8000 Storage (DS8K/DS8870)

DSCLI

GDPS

📌 z/OS Mainframe Storage Engineer (Barcelona)
🏢 Ntt Data
📍 Barcelona