DB2 DBA (z/OS) – HA, Security & Automation

NTT America, Inc.; Barcelona; Presencial; EUR 75.000 - 110.000; Jornada completa

Descripción de la vacante

NTT DATA is seeking an experienced DB2 Database Administrator (DBA) for IBM z/OS in a demanding enterprise environment. You will design, operate, and optimize Db2 databases while ensuring security, compliance, and high availability across mainframe platforms.

You will lead production support, release management, and performance tuning, collaborating with global teams and application owners. Strong automation and problem-solving skills are essential for this role.

Formación

• 8–12 years hands-on experience in IBM z/Mainframe environments with DB2 DBA expertise.
• Deep knowledge of Db2 architecture, backup/recovery, and security administration.
• Experience in production support and database release management.
• Proven skills in performance monitoring, tuning, and optimization.
• Strong RACF/ACF2 security administration and access management.

Responsabilidades

• Translate business requirements into technical database specifications.
• Provide production support and release management for Db2 environments.
• Design, implement, and maintain physical database structures and configurations.
• Build, review, test, and support application database releases.
• Manage RACF/ACF2 security rules, access controls, and authorizations.
• Build and maintain HA and replication environments for continuity.
• Collaborate with cross‑functional teams to deliver stable database services.
• Support database migration, upgrades, and data conversion initiatives.
• Perform root cause analysis and timely incident resolution.
• Offer consulting on performance monitoring, tuning, and capacity planning.
• Coordinate with development during project implementations and releases.
• Participate in modernization, cloud integration, and data center programs.

Conocimientos

IBM DB2 for z/OS Administration

IBM z (Mainframe) Technologies

z/OS Environment Management

Database Design & Architecture

Database Installation, Configuration &

Database Performance Monitoring & T i?

Backup, Recovery & Disaster Recovery

High Availability & Replication

RACF/ACF2 Security Administration

Database Release & Change Management

Production Support

Capacity Planning

Incident & Problem Management

Root Cause Analysis

Data Migration & Conversion

Automation & Scripting

ITIL Processes

Data Center Migration Support

Infrastructure Modernization

Stakeholder Management & Technical Led

Descripción del empleo

NTT DATA is seeking an experienced DB2 Database Administrator (DBA) for IBM z/OS in a demanding enterprise environment. You will design, operate, and optimize Db2 databases while ensuring security, compliance, and high availability across mainframe platforms.

You will lead production support, release management, and performance tuning, collaborating with global teams and application owners. Strong automation and problem-solving skills are essential for this role.