With Sauber's finances and future secured, the team has appointed Nicolas Hennel de Beaupreau as their new Head of Aerodynamics.
Last month Sauber's recruitment drive saw the team Max Verstappen's former engineer Xevi Pujolar as their Head of Track Engineering.
Now they have taken another step toward bolstering the talent, signing Hennel de Beaupreau.
The 43-year-old Frenchman, who prevously worked for Lotus, began his new job at the start of September.
His arrival means Mariano Alperin-Bruvera and Seamus Mullarkey, who split the position as Head of Aerodynamics on an interim bases, will be back in their previous positions.
According to reports, the next position Sauber wish to fill is that of Technical Director.