Nicolás is Marine and Geographical Information Systems scientist at the Charles Darwin Research Station since June 2015. He has been involved in a wide range of applied research projects to support the management and decision-taking of Galapagos' Protected Areas.

These include research in Conservation Priorities through spatial analysis for the Re-Zoning of the protected areas, identifying the 50 environmental research questions of priority for the Galápagos Islands, the Atlas of the key species of Galapagos, the spatial distribution of mangroves and the evaluation of the ecosystem services they provide, developing a Key Biodivesity Area Index to locate priority regions for conservation, ecological monitoring of the sub-tidal coastal ecosystems, shark monitoring and performing spatial analysis of the distribution of key and flagship species such as sharks, mantas, albatrosses, penguins, etc. through distribution modelling.

Nicolas has worked for the Galapagos National Park Directorate in monitoring the impacts of marine tourism in the Galapagos Marine Reserve and lead a multi-institutional project on Sustainable Diving in 2016.