Oracle System Administrator

dxctechnology; España; On-site; EUR 58,000 - 82,000; Full time

Benefits offered by this job

Professional development

Great work environment

Work-life balance

Social benefits

DXC University access

Job summary

DXC Technology in Spain is seeking an Oracle System Administrator to join our team. You will manage Oracle databases in production, install, configure, and administer, handle security, space, users, and backups.

You will work in Unix/Linux environments, use RMAN and OEM/Cloud Control, monitor performance, patch and upgrade versions, and document procedures. A focus on incident resolution and cross-functional collaboration with development, security, and operations teams.

Qualifications

• Experience administering Oracle databases in production environments.
• Installation, configuration and administration of Oracle Database 12c/19c+.
• Manage tablespaces, users, roles, and security policies.
• Backup and recovery planning with RMAN or equivalents.
• Experience in Unix/Linux environments and incident resolution.

Responsibilities

• Oracle DB administration in Unix environments: startup/shutdown, user and security management.
• Apply patches, upgrades and manage space and capacity.
• Define and monitor backup/restore policies and test restorations.
• Monitor performance and perform basic SQL tuning.
• Diagnose incidents and support other teams in troubleshooting.

Skills

Unix/Linux

Oracle DB

Backup & RMAN

Monitoring

Performance tuning

Education

Official training in IT field

Tools

Oracle Enterprise Manager

Prometheus

Zabbix

Nagios

Dynatrace

Job description

Job Description:

DXC Technology is a global professional services company whose mission is to lead the digital transformation of our clients by advising and guiding them in the application of technology to obtain the best results and increase the competitiveness of their companies. With more than 130,000 professionals and expert technologists, collaborating in more than 70 countries together with an exceptional network of partners, we offer advanced IT services and solutions.

In Spain, we are one of the main leaders in the IT market. We have nearly 8,000 professionals, distributed in thirteen locations, with centers of excellence in cutting-edge technologies such as Cloud, Business Intelligence, AI, or Automation among many others, serving more than 200 customers from all industries in the public and private sectors. We work with leading companies in the country that trust us to guide their digital transformation.

We develop active policies of diversity and inclusion of people with disabilities, and we are proud to have a representation of approximately 49% of female professionals.

At DXC Spain we are looking for a Oracle System Administrator to join our great team.

Requirements:

• Official training in a technological field (Computer Engineering, Telecommunications, Higher Vocational Training in IT, or similar).
• High level of English.
• Minimum 2–3 years of experience administering Oracle databases in production environments.
• Solid knowledge of Installation, configuration, and administration of Oracle Database (preferably 12c, 19c or higher).
• Management of table spaces, users, roles, privileges, and security policies.
• Backup & Recovery with RMAN and/or equivalent tools.
• Use of Oracle Enterprise Manager / Cloud Control or similar monitoring tools.
• Experience working in Unix/Linux environments.
• Ability to analyze and resolve database incidents within limited timeframes (service-oriented).
• Sufficient documentation skills to write basic technical procedures (operation manuals, checklists, etc.).
• Knowledge of:
• Oracle Data Guard, duplication and high-availability strategies.
• Oracle RAC and clustered environments (if applicable to your setup).
• Performance tuning (AWR, ADDM, indexes, execution plans).

Desired Requirements:

• Experience with monitoring tools: Oracle Enterprise Manager, Prometheus, Zabbix, Nagios, Dynatrace, etc.
• Task automation (shell scripting, Python, Ansible, etc.).
• Patch management (PSU, RU, security patches) and Oracle version upgrades.
• Valuable certifications:
  • 1Z0-1072-21 OCI Architect Associate 2021
  • 1Z0-1085-23 OCI Fundamentals 2023
  • 1Z0-082 Oracle Database Administration I 19c 2023
  • 1Z0-083 Oracle Database Administration II 19c 2023
• Experience working with multidisciplinary teams (development, systems, security, operations).

Tasks:

• Oracle database administration in Unix environments:
  • Installation, configuration, and controlled startup/shutdown.
  • Management of users, roles, privileges, and security policies.
• Database platform management:
  • Applying patches and version upgrades.
  • Managing space, growth, and capacity.
  • Configuring instance parameters and basic optimization.
• Backup & Recovery:
  • Defining, executing, and monitoring backup and restore policies.
  • Performing regular restoration tests and contingency planning.
• Monitoring and performance:
  • Using monitoring tools for proactive issue detection.
  • Performance analysis and basic tuning of queries and structures.
• Incident management:
  • Diagnosing and resolving critical incidents, including data loss or service outages.
  • Supporting other teams (development, support) in troubleshooting database-related issues.
• Documentation and procedures:
  • Creating and maintaining operational technical instructions, manuals, and checklists.
  • Documenting changes, configurations, and architectures in corporate knowledge management systems.

What will you find at DXC?

• Professional development.
• Leading projects in market reference clients.
• Excellent work environment.
• Flexibility and work-life balance.
• Work with leading technologies within the IT sector.
• Access to DXC University with unlimited certifications.
• Social and responsible commitment.
• Stable employment.
• Social benefits.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.