Mario Fernández Marín
Mario Fernández Marín is Co-founder of railway consultancy firm SigmaRail and is also its product manager. From 2004 to 2008, Fernández undertook internships at several Spanish and French enterprises including Unión Fenosa, Dusco-SesameTV, Groupe Assonance and IRCICA. He was a research engineer at the Polytechnic University of Madrid before joining Airbus in 2009, where he working at both its Paris and Madrid operations. He later became Lead Design Engineer at both Siemens and Thales for three years. Fernández is a telecommunications engineering graduate of the Polytechnic University of Madrid.
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