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Infinitesima

3D semiconductor metrology with sub-nanometer precision

Data Scientist - Semiconductor Metrology

Data SciencePosted on Nov 6
Full-timeAbingdon, UK

About the Job

Requirements

  • A degree or above in Physics, Data Science, Applied Mathematics, Engineering, or a similar subject, or two years of relevant experience in data science or quantitative research.
  • Experience performing data analysis in Python using NumPy, SciPy, pandas, scikit-learn, or similar tools.
  • Heavy day-to-day use of AI tools in technical work, such as coding assistants and large language models, with the judgment to verify their outputs.
  • Experience with image or signal processing, ideally on data from scientific instruments.
  • Knowledge of statistics applied to measurement data, including uncertainty, repeatability, noise, and drift.
  • Knowledge of machine learning methods and how to validate them properly.
  • Ability to produce clear, reproducible code and reports.
  • Ability to explain results to technical and non-technical colleagues.

Responsibilities

  • Generate synthetic data and build and maintain demo and performance data libraries.
  • Analyze instrument data to quantify noise and limitations and help establish the information limit, meaning what is physically extractable from the instrument.
  • Develop and test algorithms and analysis methods, such as principal component analysis, percentile methods, and machine learning, on real and synthetic data.
  • Benchmark methods against the information limit, including achievable performance, measurement uncertainty, gauge repeatability and reproducibility, and drift contributors.
  • Write clean, reproducible prototype code with test data and expected performance for handover to Data Analysis, and build analysis tools used across the Technology department.
  • Use AI tools to code, explore, analyze, and report faster; verify their output and present results to the team.

Desired Qualifications

  • Experience with Atomic Force Microscopy or other nano-characterization methods, such as scanning electron microscopy, focused ion beam, and profilometry, or semiconductor metrology.
  • Experience with physics-based modeling or simulation.
  • Experience with version control using Git, C#, and building agentic or AI-assisted analysis workflows.

About the Company

Infinitesima

3D semiconductor metrology with sub-nanometer precision

Infinitesima provides metrology solutions for the semiconductor industry, focusing on precise 3D measurement of critical features with its Rapid Probe Microscope (RPM). The RPM uses atomic-force interaction combined with probe and interferometer technology to achieve sub-nanometer precision at speeds up to 100 times faster than traditional methods, enabling inline 3D process control. Compared with competitors, Infinitesima offers a high-speed, in-line measurement system that integrates advanced AFM-based sensing with interferometry to deliver accurate data for process control at a lower cost. The company’s goal is to help semiconductor manufacturers improve production processes and chip quality by delivering fast, accurate metrology data for advanced fabrication facilities.

Company size
51-200
Company stage
Growth Equity (Venture Capital)
Total funding
$40.3M
Headquarters
Abingdon, United Kingdom
Founded
2001

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