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Infinitesima

3D semiconductor metrology with sub-nanometer precision

Data Science Lead - Semiconductor Metrology

Data ScienceConfirmed live in the last 24 hours
Full-timeAbingdon, UK

About the Job

Requirements

  • An MSc or PhD in Physics, Data Science, Applied Mathematics, Engineering, or a similar subject, or eight years of relevant experience in data science or quantitative research, including some team leadership.
  • Experience leading or mentoring a team of data scientists, scientists, or engineers.
  • Hands-on data science experience in Python, using NumPy, SciPy, pandas, scikit-learn, or similar tools, and turning exploratory work into quantified results.
  • Heavy, day-to-day use of AI tools in technical work, such as coding assistants, large language models, and agentic workflows, with a critical eye for checking their outputs.
  • Experience with image processing, signal processing, or statistical analysis of measurement data from scientific instruments.
  • Knowledge of statistical methods for measurement systems, including uncertainty, repeatability, gauge R&R, and drift.
  • Experience with machine learning and/or physics-based modelling, and the judgement to choose the appropriate method.
  • Ability to communicate results to technical and non-technical audiences with evidence-based recommendations.
  • Comfort setting a roadmap and priorities and determining when a result is ready to hand over.

Responsibilities

  • Lead, develop, and mentor the Data Science team while staying hands-on, setting priorities, and maintaining a fast, evidence-based working rhythm.
  • Own and deliver the Data Science roadmap, including synthetic data, modelling, information-limit studies, algorithm development, and data analysis tools.
  • Establish the information limit—what is physically extractable given instrument noise, limitations, and tip geometry—and use it as the benchmark for every new method.
  • Explore, test, and benchmark new algorithms, such as principal component analysis, percentile methods, and machine learning, on real and synthetic data, covering achievable performance, measurement uncertainty, and gauge capability.
  • Define the handover to Data Analysis in Engineering, including prototype code, test data, acceptance criteria, and expected performance, and manage demo and performance data libraries with Applications Development.
  • Use AI tools daily, set team standards for using them effectively and safely, and track the state of the art in third-party and open-source methods.

Desired Qualifications

  • Experience with Atomic Force Microscopy or other nano-characterisation methods such as scanning electron microscopy, focused ion beam, or profilometry, or with semiconductor metrology and process control.
  • Experience with synthetic data generation or forward modelling of instruments.
  • Experience building AI-assisted workflows or tooling for a team, such as agents, automated analysis pipelines, or shared prompt libraries, and handing prototypes to software teams for productionisation.

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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