Telefónica is one of the world's largest telecommunications providers, operating a vast network across Europe and Latin America. Headquartered in Madrid, the company provides a comprehensive suite of services including mobile and fixed connectivity, digital television, and advanced technology solutions such as cybersecurity, cloud computing, and IoT through its major brands like Movistar and O2.

As a Spanish multinational and a cornerstone of the IBEX 35, Telefónica is a primary destination for international professionals in Spain. The company maintains a massive corporate ecosystem that fosters innovation through its Telefónica Tech and Telefónica Global Technology divisions, offering a multicultural environment with significant opportunities for career progression in engineering, data science, and digital transformation.

Founded in 1924 as Compañía Telefónica Nacional de España (CTNE), it was originally a state-owned monopoly before being fully privatized in the 1990s. Since then, it has expanded aggressively into international markets, particularly in Latin America and Europe.

For international professionals

Telefónica is one of Spain's largest employers, providing high job stability and a structured corporate career path.
The company's global headquarters, 'Distrito Telefónica' in Madrid, is a massive campus featuring its own health centers, sports facilities, and diverse dining options.
They offer specialized 'Talentum' programs and internships that are highly accessible to international graduates and young professionals.
While Spanish is the primary language for local operations, English is frequently used within their global technology, cybersecurity, and strategy departments.
The company has a strong presence in multiple Spanish regions beyond Madrid, including major tech hubs in Barcelona and Logroño.

This job was published 4 months ago

TIS_BI & Data Analyst

Telefónica

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

At Telefónica Ingeniería de Seguridad, a Telefónica Group company specializing in comprehensive security projects, we are looking for a professional for the position of BI & Data Analyst within our company's Finance Management department.

The responsibility will be to collaborate with the Management Control area through data analysis, the preparation of strategic reports, and the development of visualization tools that facilitate decision-making. The technician will be responsible for transforming data into useful, accurate, and actionable information using advanced Business Intelligence tools.

Drive efficiency, precision, and analytical capacity within the Finance and Management Control area through process automation, data integration in SQL Server, data governance, and the development of reporting and analytics solutions in Power BI to improve strategic and operational decision-making.

We are looking for proactive and resourceful individuals committed to excellence and continuous improvement. We especially value interpersonal skills, passion for work, and a willingness to collaborate in a team.

Main Functions

Analyze and transform data into valuable information.
Design advanced dashboards in Power BI to improve decision-making.
Automate processes using Power Query, advanced Excel, and low-code tools.
Model and optimize data in SQL Server.
Collaborate with technical and operational teams in critical environments.
Identify trends, deviations, and opportunities for improvement.

Education

Computer Engineering, Data Science/Engineering, Statistics, Mathematics, Telecommunications, or similar data-oriented degrees.
Masters or certifications in BI, Big Data, or Data Science are valued.

Requirements

1+ year of experience in BI, data analysis, or analytical environments.
SQL Server (modeling, T-SQL, ETL/ELT).
Power BI (Power Query, DAX, tabular models).
Power Automate or low-code tools.

Desirable

Python, .NET, JavaScript/TypeScript.
RPA (UiPath, BluePrism).
Tableau or Qlik.
Knowledge of ERPs.

Competencies

Analytical capacity and attention to detail.
Proactivity and continuous learning.
Clear communication and teamwork.
Organization and efficiency.

What we offer

Projects with real impact in strategic areas of the country.
A cutting-edge and stable technological environment.
Professional development in critical areas such as Defense, Public Security, and Critical Infrastructure.
A multidisciplinary, dynamic team with an innovative vision.

TISIGUALDAD

#TIS is committed to equal opportunities for women and men

View original advert (Spanish)

En Telefónica Ingeniería de Seguridad, empresa del Grupo Telefónica especializada en proyectos de seguridad integral, buscamos un/a profesional para un puesto de Analista de BI y Datos (BI & Data Analyst), dentro de la Gerencia de Finanzas de nuestra compañía.

Tendrá como responsabilidad colaborar con el área de Control de Gestión mediante el análisis de datos, elaboración de informes estratégicos y desarrollo de herramientas de visualización que faciliten la toma de decisiones. El técnico será responsable de transformar datos en información útil, precisa y accionable, utilizando herramientas avanzadas de Business Intelligence.

Impulsar la eficiencia, precisión y capacidad analítica del área de Finanzas y Control de Gestión mediante la automatización de procesos, la integración de datos en SQL Server, la gobernanza del dato, y el desarrollo de soluciones de reporting y analítica en Power BI que mejoren la toma de decisiones estratégicas y operativas.

Buscamos personas proactivas y resolutivas, comprometidas con la excelencia y la mejora continua. Valoramos especialmente las habilidades interpersonales, la pasión por el trabajo y la disposición para colaborar en equipo.

Funciones principales

Analizar y transformar datos en información valiosa.
Diseñar dashboards avanzados en Power BI que mejoren la toma de decisiones.
Automatizar procesos con Power Query, Excel avanzado y herramientas low‑code.
Modelar y optimizar datos en SQL Server.
Colaborar con equipos técnicos y operativos en entornos críticos.
Identificar tendencias, desviaciones y oportunidades de mejora.

Formación

Ingeniería Informática, Ciencia/Ingeniería de Datos, Estadística, Matemáticas, Telecomunicaciones o titulaciones similares orientadas a datos.
Se valoran másteres o certificaciones en BI, Big Data o Data Science.

Requisitos

+1 año en BI, análisis de datos o entornos analíticos.
SQL Server (modelado, T‑SQL, ETL/ELT).
Power BI (Power Query, DAX, modelos tabulares).
Power Automate o herramientas low‑code.

Valorable

Python, .NET, JavaScript/TypeScript.
RPA (UiPath, BluePrism).
Tableau o Qlik.
Conocimientos de ERPs.

Competencias

Capacidad analítica y atención al detalle.
Proactividad y aprendizaje continuo.
Comunicación clara y trabajo en equipo.
Organización y eficiencia.

Qué ofrecemos

Proyectos con impacto real en ámbitos estratégicos del país.
Entorno tecnológico puntero y estable.
Desarrollo profesional en áreas críticas como Defensa, Seguridad Pública e Infraestructuras Críticas.
Equipo multidisciplinar, dinámico y con visión innovadora.

TISIGUALDAD

#TIS apuesta por la igualdad de oportunidades para mujeres y hombres