Buenos Aires

Gastón Cisterna

Nuclear Engineering · AI & Data · Law · Energy Policy

Building at the intersection of reactor physics, data science, and energy policy. Operating across Europe and Latin America.

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Gastón Cisterna

About

I build machine learning systems and data tools for high-stakes industrial problems. My background is in nuclear engineering and physics, which means I approach data science from the simulation side: I care about what the model actually represents, not just whether the numbers fit.

After graduating from Instituto Balseiro, I spent two years in the Erasmus Mundus NUCPHYS program across Spain, Italy, and France, then joined IFIC Valencia as a researcher. The work was radiation detection and machine learning: building tools to localize radioactive sources in real time. The three journal papers above came out of that.

I'm currently a Senior Safety Analyst at AtkinsRéalis, developing deterministic safety solutions for clients in Canada and the UK. Energy regulation requires someone who understands both the reactor specs and the contract, which is why I'm finishing a law degree.

The problems I'm drawn to sit at the boundary between physical models and business decisions: where better simulation or sharper forecasting changes what actually gets built or deployed. I'm Italian-Argentine and operate between Europe and Latin America.

Experience

Senior Deterministic Safety Analyst

AtkinsRéalis·Mar 2025 – Present

Deterministic safety analysis for CANDU reactors. LOCA analysis, SDS1/SDS2 trip coverage, thermohydraulic modeling with CATHENA. Clients in Canada and the UK.

Researcher

IFIC Valencia·Mar 2024 – Feb 2025

Radiation detection and machine learning. Developed real-time source localization tools for the GN-Vision neutron-gamma imager.

Data Analyst

ExxonMobil·2020 – 2022

Business analytics and data-driven decision-making in a global energy industry context.

Research Assistant

LAHN / CNEA·2019 – 2020

Research support at the Latin American Network for Neutron Instrumentation, within the Argentine National Atomic Energy Commission.

Education

Projects

Lead Scoring Mendoza

Lead scoring and business analytics platform using Places API, machine learning, and data enrichment for commercial decision-making.

PythonStreamlitGoogle Places APIML

Energy Intelligence Platform

Energy analytics and forecasting platform combining data visualization, machine learning, and strategic insights for complex energy systems.

PythonXGBoostStreamlit

Global Nuclear Buildout Intelligence

AI platform for forecasting reactor deployment and analyzing global nuclear buildout trends. Combines machine learning with strategic energy insights.

PythonXGBoostStreamlitML

Estudio Jurídico Barrera

Professional website for a law and notary firm. Clean, conversion-focused design with practice areas and contact flow.

HTMLCSSVercel

Research

Applied Radiation and Isotopes

First experimental results and optimization study of the portable neutron-gamma imager GN-Vision

2025·Vol. 224, art. 111826

DOI ↗

Nuclear Instruments and Methods in Physics Research A

Imaging neutrons with a position-sensitive monolithic CLYC detector

2025·Vol. 1079, art. 170594

DOI ↗

EPJ Web of Conferences

Experimental proof-of-concept and first field tests of the dual gamma-neutron imager GN-Vision

2025·Vol. 338, art. 09013

DOI ↗

Contact

Open to roles in applied AI, data science, and machine learning consulting. Focused on industrial and energy applications where domain knowledge makes the difference. Operating across Europe and Latin America.