No.
TANK ACE
Use this Stratagem before the battle. Select one ASTRA MILITARUM VEHICLE model (without the BROOD BROTHERS keyword) from your army. That model can be given a Tank Ace ability from the corresponding list below. Named characters cannot be given a Tank Ace ability, and no model can have more than one Tank Ace ability. You can only use this Stratagem once per battle.
TANK ACES
If an ASTRA MILITARUM CHARACTER is your Warlord, rather than determining a Warlord Trait for that model, you can instead select one Tank Ace ability for an ASTRA MILITARUM VEHICLE model from your army.