Having started his professional career at Dassault Aviation in economic and strategic intelligence, Damien went on to work for an international university organization where he developed projects in geopolitics with countries in Latin America and South East Asia. From 2008 to 2014, he joined the French Senate as a parliamentary collaborator. During this period, he managed administrative files, maintained press relations, and provided regular sector reporting.
Damien joined Gimar in 2015 as a business developer, with a role in aeronautical and defense observational support. He graduated with a degree in geopolitics (military aeronautics industry) and contemporary history.