The English-language job board for Spain

Data Scientist (Early Career Program)

On-site in Madrid·Added yesterday

Ericsson

7 open roles

Overview

Requirements

  • Have the right to work in Spain

    Ericsson doesn't mention sponsorship in the ad.

  • Work in English

    English is required, per the ad.

  • Work on-site in Madrid

    No relocation package mentioned.

  • University degree

    “A bachelor's or master's degree, or equivalent practical experience, in Data Science, Computer Science, Statistics, Mathematics, Engineering, Telecommunications, or a related field.” — per the ad.

Requirements

What we're looking for

  • A bachelor's or master's degree, or equivalent practical experience, in Data Science, Computer Science, Statistics, Mathematics, Engineering, Telecommunications, or a related field.
  • Strong Python skills, including pandas and NumPy.
  • Familiarity with data pipelines, distributed processing tools such as Spark or Airflow, and efficient data formats such as Parquet or Arrow.
  • Foundational knowledge of machine learning, statistics, feature engineering, model evaluation, cross-validation, class imbalance, and MLOps.
  • Experience with deep learning frameworks such as PyTorch or TensorFlow and architectures including CNNs, RNNs, or Transformers.
  • Familiarity with Linux, Docker, Kubernetes, and reproducible development environments.
  • Practical experience gained through academic projects, internships, research, or professional work.
  • Curiosity, ownership, structured problem-solving, clear English communication, and a collaborative mindset.

Nice to have

Experience with MLOps, ML pipelines, model monitoring, data lakes, large-scale telemetry, telecommunications, 4G/5G Core, anomaly detection, time-series analysis, generative AI, Git, CI/CD, containers, or infrastructure automation.

The role

As a Data Scientist, you will apply data science, artificial intelligence, and MLOps practices to evolve Ericsson's Intelligent Mobile Core and improve the performance and efficiency of future mobile networks on the path towards 6G.

You will work on packet core traffic, network analytics and optimization, data lake initiatives, and AI-driven tools that improve software development workflows, including test prioritization, regression detection, log analysis, code review, and CI/CD feedback.

What you'll do

  • Develop and evaluate machine learning and statistical models for traffic classification, network analytics, and optimization.
  • Analyse network, system, application, log, and telemetry data to identify patterns and improvement opportunities.
  • Build data preparation, feature engineering, experimentation, evaluation, and visualization workflows.
  • Apply MLOps practices for model versioning, testing, deployment, monitoring, and continuous improvement.
  • Contribute to data lake and data product initiatives.
  • Translate technical questions into data requirements, success criteria, recommendations, and documented solutions.
  • Collaborate with software engineering, data engineering, architecture, technology, and international teams.

About this opportunity

Ericsson's Early Career Program is an 18-month journey for recent graduates and professionals with up to five years of relevant experience. Through three rotations, including an international placement and market exposure, you will work on meaningful challenges, contribute new ideas, and develop your professional network.

The Excellerate track develops future leaders motivated by performance, pace, and commercial impact. Rotations across areas such as Sales, Commercial Management, Strategy, Supply, and Finance will help you understand how different parts of the business create value.

Why Ericsson?

You will work with advanced technologies, learn from experienced colleagues, and help make networks smarter, more efficient, and ready for what comes next.

Main improvements: Reduced repetition, consolidated overlapping technical requirements, shortened long sentences, and retained the role's core scope, qualifications, and employer proposition.

About Ericsson

Ericsson is a global leader in telecommunications technology, providing networking, digital services, and managed services to telecom operators and other industries. Founded in 1876, the company is headquartered in Stockholm, Sweden, and employs over 100,000 people worldwide. Ericsson is a key player in the development of 5G networks and has a strong portfolio of patents and innovations in mobile communications.

In Spain, Ericsson has a significant presence with offices in Madrid and Barcelona, focusing on software development, network management, and research. The company is known for its inclusive work culture and offers opportunities for international professionals, particularly in engineering and software development roles. With a strong commitment to innovation and sustainability, Ericsson provides a dynamic environment for those looking to advance their careers in the telecom industry.

Industry
Telecommunications
Founded
1876
Employees
100,000+
Headquarters
Stockholm, Sweden
In Spain
Madrid, Barcelona

Good to know if you are moving

  • Ericsson has a strong international presence, with employees from over 150 nationalities, making it a welcoming environment for international professionals.
  • The company offers a structured internship program, the 'Change Maker Internship', which is open to international students and recent graduates.
  • Ericsson is a leader in 5G technology, providing opportunities to work on cutting-edge telecom innovations.
  • The Spanish offices in Madrid and Barcelona are key hubs for software development and network management, offering roles in English and Spanish.
  • Ericsson provides relocation support and visa assistance for international hires, depending on the role and location.
All open roles at Ericsson

Location

Ericsson · Madrid

Loads Google Maps, which may set its own cookies.

WhatsApp

Production Manager

Ericsson1d ago
SevillaNo Spanish needed
Hybrid in MadridNo Spanish needed
MálagaNo Spanish needed
Hybrid in MadridNo Spanish needed

SW Development Intership

Ericsson3w ago
MadridNo Spanish needed

Change Maker Internship

Ericsson5mo ago
MadridNo Spanish needed
See all 7 jobs