Working as project Engineer in Air Conditioning System Projects, Installations and services, initially assisting part time in the preparation of drawings and preliminary calculations for small projects, and after my graduation being in charge of two areas: installation supervision, supervising 4 technicians for installations and organizing them for different projects, as well as coordinate with the other disciplines related with the installation. The second area is project management and calculations, calculating thermal loads - using Carrier E-20 software, selecting system and designing the duct system suitable for the architecture/structure as well as for the equipment used. And finally, drawings sketches of the final solution and plot blueprint for presentation/execution purposes using AutoCAD.