Database Administrator

If you like technology, innovative and different projects, your place is here. If you don’t know us yet, we are a global technology provider that offers a complete portfolio of solutions in Payment, Mobile, Data and Identity Solutions. With 65 years of global experience, we have built a solid legacy that continues to grow. We are more than 4,000 employees in 16 countries, working to offer a more trustworthy and secure world.

We are looking for a Database Administrator (DBA) who will be responsible for maintaining high-performance PostgreSQL databases and ensuring the overall reliability, availability, and scalability of our systems. This hybrid role combines deep database expertise with modern devops practices such as automation, observability, site reliability, and continuous improvement.

This position reports directly to the Solutions Engineering Manager , based in Madrid in a Hybrid work model.

Key Job Responsibilities

Design, implement, and maintain high-performance PostgreSQL databases.

Work with R&D to optimize queries, indexing, partitioning, and caching strategies for scalability.

Monitor database health, performance, and availability; proactively address issues.

Manage backup, restore, replication, clustering, and disaster recovery procedures.

Collaborate with development teams to review schemas, queries, and migrations.

Oversee daily database operations, ensuring data integrity, security, and uptime.

Implement and maintain database security controls and access management.

Prepare documentation and provide evidence for internal and external audits.

Establish and maintain database policies, procedures, and best practices.

Stay up to date with PostgreSQL advancements and recommend improvements.

Build and maintain observability systems (metrics, logging, tracing, alerting) to monitor databases and applications.

Proactively detect, diagnose, and resolve performance and availability issues.

Develop and maintain automation tools and scripts to reduce manual database operational tasks.

Support capacity planning, performance testing, and scalability strategies for both database and applications.

Collaborate with delivery and operations teams to improve system architecture for reliability.

Drive continuous improvement initiatives to reduce downtime and increase efficiency

What we expect from you

Bachelor’s degree in Computer Science, IT, or related field (or equivalent experience).

Minimum 5 years of proven experience as a PostgreSQL DBA.

Fluency in English, with strong written and verbal communication skills.

Expertise in performance tuning, query optimization, and database architecture for high-traffic systems.

Experience with replication, clustering, partitioning, and HA / DR solutions.

Proficiency with monitoring and troubleshooting tools (e.g., pg_stat_statements, Prometheus, Grafana, ELK).

Solid knowledge of database security, compliance, and access control management.

Solid knowledge of Linux systems administration and networking fundamentals.

Proven skills in automation and scripting (Bash, Python, Ansible, Terraform, or similar).

Experience in incident management, troubleshooting, and performance optimization.

Experience with CI / CD pipelines and infrastructure-as-code practices.

Familiarity with audit and compliance frameworks (SOC 2, ISO 27001, GDPR, etc.).

Excellent problem-solving, documentation, and communication skills.

Hands-on experience with cloud-hosted PostgreSQL (AWS RDS, GCP Cloud SQL, Azure Database for PostgreSQL) is an advantage.

Advanced certifications in databases, PostgreSQL, or cloud platforms (e.g., AWS, GCP, Azure) are a plus.

What do we offer?

Join Valid and work on technological and innovative projects within multicultural and multidisciplinary teams.

Flexibility : flexible working hours and hybrid work options to promote work-life balance.

Well-being : private medical insurance and life insurance.

Need a break? Our cafeteria will be at your disposal.

If you have the required qualifications and experience, and are passionate about delivering exceptional database solutions, we encourage you to apply for this exciting opportunity either through LinkedIn or by sending your application to :

Join this great team and be part of our story!

Valid creates an inclusive environment for all employees. We are committed to building a company that reflects the diversity of the world that means fighting for equal opportunities based on a responsible and inclusive management of its human team with actions as non-discrimination concerning sex, age, race, sexual orientation, religion, education, social status, culture, or special needs such as illness or disability.