Victor Marchais is a French engineer who graduated from Ponts et Chaussées and École Normale Supérieure in France, with a focus on AI and machine learning. Victor's journey with JCSDA began in 2019 when he interned with the organization. During this time, he worked on the development of Tangent Linear Models (TLM) and Adjoint models for physical systems using machine learning techniques. In April of the following year, he rejoined JCSDA, and he is currently working with NASA's Global Modeling and Assimilation Office (GMAO) to apply AI and machine learning in the creation of physical models for data assimilation purposes.