Oracle System Administrator

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.