Junior Data Scientist – Policy & AI Prototyping

ICF International; Madrid; On-site; EUR 45,000 - 65,000; Full time

Job summary

ICF is seeking a data science professional to join our established team and contribute to data science and AI work across varied client projects. You will prepare data, test analytical approaches, help develop prototypes and communicate findings to colleagues and clients.

You will gain exposure to the consulting process, turning complex client questions into practical analyses, with opportunities to learn and grow within a collaborative environment.

Qualifications

• Hands‑on data science experience from projects, internships or commercial work.
• Strong Python experience through employment, internship, research or substantial personal projects.
• Grounding in statistics and common ML methods (regression, classification) with training/testing evaluation.
• Care with data quality, documentation and reproducible code; willingness to use version control.

Responsibilities

• Work with data scientists and subject matter experts to understand project questions, data, and outputs.
• Clean, combine and explore datasets; write clear Python and document assumptions and checks.
• Build and compare straightforward statistical or machine learning models; evaluate accuracy and bias.
• Contribute to prototypes using methods suited to the problem, including language models where appropriate.
• Prepare charts, concise findings and presentations; explain results to colleagues and clients.
• Use feedback and code review to improve work and contribute to reproducible project files.

Skills

Python

Statistics

Machine learning

Data cleaning

Version control

English communication

Cloud services

Data visualization

Research

Education

Relevant degree in quantitative or social science

Tools

Git

Cloud services

Data visualization tools

Jupyter notebooks

Job description

ICF is seeking a data science professional to join our established team and contribute to data science and AI work across varied client projects. You will prepare data, test analytical approaches, help develop prototypes and communicate findings to colleagues and clients.

You will gain exposure to the consulting process, turning complex client questions into practical analyses, with opportunities to learn and grow within a collaborative environment.