Don't face Strix head on. Pouncing head first may result in a (skilled) Strix sniping you up close, if caught in his scope. Sneak behind him and lower his HP with your knives. Once he knows you are there, pounce on him to finish him before he hides.
If Furia happens to select the Solar Blessing talent, try to save your Dead Zone to use on the location of the beam. The immense healing provided by that talent will be easily negated.
Unless he's using the Half Shell talent and/or the Barrier Reef loadout card, Makoa will often be vulnerable to weapon shots, especially during his ultimate. Using the Blastflower talent will help you to shred his large health pool.