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 integral 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