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Data Scientist / AI Models

Hybrid in Madrid·Added 3 days ago

Fujitsu

26 open roles

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Overview

Job details

Hybrid
Office and home days — the ad has the split.

Requirements

Have the right to work in Spain
Fujitsu doesn't mention sponsorship in the ad.
Speak fluent Spanish
Listed as a requirement in the ad.
Work in English
English is required, per the ad.
Be near Madrid for hybrid days
No relocation package mentioned.
Have 2+ years of experience
Mid-level role.
University degree
“Titulación universitaria en Ingeniería Informática, Telecomunicaciones, Matemáticas u otras titulaciones STEM relacionadas.” — per the ad.

This job was automatically translated to English.

Requirements

What we're looking for

Experience of more than 2 years in similar positions.
University degree in Computer Engineering, Telecommunications, Mathematics, or other related STEM degrees.
Solid experience with LLMs in production environments.
Experience in GenAI focused on auditing, evaluating, and monitoring.
Experience with AWS: Bedrock, SageMaker, Lambda, and CloudWatch. Knowledge of Prompt Engineering.
Experience with LLM evaluation frameworks such as RAGAS, DeepEval, or similar.
Experience in A/B testing and experimentation. Knowledge of observability and monitoring of AI solutions.
Understanding of AI governance and model lifecycle.
Fluent in Spanish and English.

The role

What you'll do

Evaluate and compare LLM models (OpenAI, Anthropic, etc.) in terms of performance, latency, and costs.
Monitor changes and deprecations of AI models and evaluate their impact in production environments
Optimize prompting strategies according to the behavior and capabilities of each model.
Define and implement testing frameworks for GenAI solutions.
Execute regression testing, prompt testing, and output evaluation.
Design evaluation and monitoring pipelines for AI models.
Develop dashboards and visualizations for tracking and analyzing results.
Collaborate with AI Ops/MLOps teams on observability, logging, and model governance.
Generate recommendations for model selection, cost optimization, and risk mitigation.
Participate in the lifecycle management and governance of AI models in production.
Work in coordination with local and international teams.

How you'll work

Hybrid modality Madrid.

#Europe_Priority

About Fujitsu

Fujitsu is an IT services company. Its global careers site (jobs.global.fujitsu.com) lists career opportunities across multiple countries and is available in many languages, including Español (España) and Português (Portugal).

In Spain, Fujitsu currently advertises a wide range of openings, including multilingual IT support and service desk roles that combine English with Spanish, French, German, Italian, Dutch or Portuguese, as well as positions in cybersecurity (e.g. Técnico Soporte de Ciberseguridad, Auditor Pentesting), SAP consulting, data and AI (e.g. Data Scientist / IA Engineer), middleware, systems administration and project delivery. Several service desk openings are structured as talent pools, and some roles — such as a Software Engineering Curricular Internship — are posted in Spanish, indicating an active local hiring presence relevant to international professionals with language skills.

Industry: IT Services
Website: global.fujitsu

Good to know if you are moving

Fujitsu's global careers site is offered in multiple languages, including Español (España) and Português (Portugal).
Current openings in Spain include multilingual IT support and service desk roles requiring English combined with Spanish, French, German, Italian, Dutch or Portuguese.
Several Spain-based service desk openings are published as talent pools (e.g. 'English/PT - Service Desk Agent (Talent Pool)'), allowing candidates to register for future matching.
Spain roles span cybersecurity (e.g. 'Técnico Soporte de Ciberseguridad', 'Auditor Pentesting'), SAP consulting, data/AI ('Data Scientist / IA Engineer'), middleware and systems administration.
Local-language postings such as 'Software Engineering Curricular Internship' and 'Analista de Sistemas' indicate active hiring in Spain, including internship-level entry points.

All open roles at Fujitsu