Mercedes FE's team principal is Ian James.
This is his resume from Mercedes-Benz website:
2001-2005: Manufacturing Engineer at McLaren Automotive Ltd.
2005-2008: Project Lead, Production Planning at Daimler-Chrysler AG
2008 -2011: Manager, Finance and Controlling at Plant Tuscaloosa, Alabama (DAG)
2011-2015: Head of Programme Management, Mercedes-AMG High Performance Powertrains, UK
2015-2018: Senior Manager, Marketing/Communications and Governmental Business, Mercedes-Benz G-Class
Since 2019: Managing Director, Mercedes-Benz Formula E Ltd. & Team Principal Mercedes-Benz EQ Formula E Team
"A fool thinks himself to be wise, but a wise man knows himself to be a fool."~William Shakespeare