Isabelle Delagrange PhD is a research and development engineer with over 20 years experience in the armament industry.

After graduating in engineering in 1995 Isabelle joined Giat Industries as a PhD student in gun barrels dynamics. This work was the subject of several publications, and a presentation on the 10th US army gun dynamics in 2001. 

After being awarded her PhD in 1998 Isabelle continued working in R & D at Nexter as Lead Engineer on several cannons and turrets in medium and large caliber followed by Head of Engineering for weapon systems at Nexter Systems.

Isabelle joined CTAi in 2009 as CT-Cannon Lead Engineer for the end of development and as 40CTA Qualification Technical Lead in charge of specification, witnessing, analyzing and reporting qualification trials for both cannon and ammunition. Since 2014, she worked as Lead Engineer for ammunition development and has been Head of Ammunition Engineering since 2017.