Senior DBA & Data Modeller - (12 month Contract)

Robert Walters Spain; Barcelona; Híbrido; EUR 30.000 - 50.000; Jornada completa

Descripción de la vacante

Una consultora de selección busca un Administrador de Bases de Datos Senior en Barcelona para liderar iniciativas de transformación de datos. El candidato ideal debe tener experiencia en diseño de modelos de datos y administración de bases de datos, así como habilidades en ETL/ELT con herramientas como Databricks. Se ofrece un contrato de gestión interina y la modalidad de trabajo es híbrida.

Formación

• Experiencia en diseño y desarrollo de modelos de datos.
• Conocimientos en administración de bases de datos relacionales.
• Habilidades en optimización y calidad de datos.

Responsabilidades

• Diseñar y desarrollar modelos de datos conceptuales y físicos.
• Administrar y optimizar bases de datos relacionales.
• Colaborar en el diseño de patrones de integración en la nube.

Conocimientos

ETL / ELT

Python

SQL

Databricks

DevOps

Herramientas

Informatica

Talend

Airflow

Git

CI/CD frameworks

Descripción del empleo

Overview

Engaged as a Senior Database Administrator & Data Modeller supporting enterprise data transformation initiatives. Responsible for designing scalable data models, administering operational databases, and enabling advanced analytical workloads across cloud platforms. Contributed to the delivery of robust data pipelines and modelling frameworks leveraging Databricks and cloud-native technologies, while ensuring system reliability, data quality, and strong governance.

Key Responsibilities

• Designed and developed conceptual, logical, and physical data models to support core business applications and analytical workloads.
• Administered and optimised relational databases, ensuring reliability, performance, and compliance with regulatory requirements.
• Developed and optimised Databricks data models and ETL/ELT pipelines, leveraging Delta Lake architecture for scalable processing.
• Built reusable data assets within Databricks, including gold/silver/bronze layer tables, enabling reporting and ML consumption.
• Implemented data governance and quality frameworks across cloud platforms to ensure accurate, secure, and trusted data.
• Collaborated with Cloud Engineers, Data Engineers, and Architects to design cloud-based integration and storage patterns.
• Performed performance tuning at database, pipeline, and data model levels (indexing, partitioning, caching, compute scaling).
• Managed security and compliance standards, including IAM roles, encryption policies, auditing, and least-privilege access.
• Documented data lineage, data dictionaries, ERD models, and metadata to improve discoverability and cross-team collaboration.
• Supported business stakeholders in requirement analysis, data mapping, modelling, and solution design.
• Contributed to backup and DR planning to ensure business continuity across cloud environments.

Technologies & Tools

• ETL / ELT: Databricks, Informatica, Talend, Airflow
• DevOps: Git, CI/CD frameworks
• Scripting: Python, Scala, SQL, Bash

Key Achievements

• Delivered scalable Databricks data models and Delta Lake assets, improving end-to-end data processing speed and consistency.
• Reduced cloud compute costs by optimising Databricks cluster sizing, caching strategies, and query execution logic.
• Improved performance of mission-critical transactional systems through schema optimisations and advanced indexing.
• Defined modelling and documentation standards that strengthened data governance and platform usability across teams.
• Contributed to a more secure and resilient cloud data platform through structured IAM policies, auditability, and DR planning.

Tipo de contrato: Interim Management

Especialización: IT & Telecomunicaciones

Área: Data & Analytics

Sector: Telecomunicaciones

Banda salarial: Negotiable

Tipo de trabajo: Híbrido

Nivel de experiencia: Mando intermedio

Ubicación: Barcelona

CONTRACTOR

Referencia: OTC9Q7-A73D4BA4

Fecha de publicación: 10 de noviembre de 2025

Consultor/a: Ezequiel Moraglio