Full-Time Senior Data Scientist

NSEC, S.A. is hiring a remote Full-Time Senior Data Scientist. The career level for this job opening is Experienced and is accepting Portugal based applicants remotely. Read complete job description before applying.

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NSEC, S.A.

Job Title

Senior Data Scientist

Posted

Career Level

Full-Time

Career Level

Experienced

Locations Accepted

Portugal

Job Details

This role involves collaborating with cross-functional teams to design, implement, and deploy ML/AI solutions that drive business impact.
  • Design, implement, and enhance statistical and machine learning models to support product development.
  • Collaborate closely with Engineering, Product, and other teams to integrate ML/AI capabilities into production systems.
  • Monitor model performance in production and contribute to processes for continuous improvement.
  • Create repeatable processes and scalable ML/AI data products for development and deployment.
  • Contribute new tools, utilities, and code to strengthen shared data science infrastructure.
  • Document work clearly and communicate findings through design docs, presentations, and technical discussions.
  • Develop ML/AI strategy and operational best practices through insights and opportunity identification.
Qualifications
  • Bachelor degree in a quantitative field with minimum 1 year equivalent data science industry experience at the senior level.
  • Strong programming skills in Python with solid SQL experience.
  • Experience applying statistical and machine learning techniques to real-world problems with measurable outcomes.
  • Proven track record working with distributed compute systems in a cloud provider such as AWS or GCP.
  • Experience deploying and monitoring ML/AI models in production environments.
  • Strong communicator who thrives in cross-functional collaboration and is motivated to drive business impact through data science.
  • Responsible, team-oriented, and well-organized.
Requirements
  • Advanced degree with research experience (preferred).
  • Prior experience in cyber security (preferred).
  • Hands-on experience on advanced ML techniques such as neural networks, deep learning, graph neural networks, or related approaches (preferred).
  • Experience working with GPU-based training systems at the code and system level (preferred).
  • Experience working on both structured and unstructured data sources (text, logs, or web data) (preferred).
  • Interest in contributing to shared codebases or publishing technical knowledge (preferred).

FAQs

What is the last date for applying to the job?

The deadline to apply for Full-Time Senior Data Scientist at NSEC, S.A. is 1st of November 2025 . We consider jobs older than one month to have expired.

Which countries are accepted for this remote job?

This job accepts [ Portugal ] applicants. .

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