Raytheon Company is awarded a hybrid firm-fixed price, cost plus fixed fee contract for AN/TPX-61(V)3 Identification Friend or Foe (IFF) interrogator sustainment and lifecycle management support servi... Raytheon Company is awarded a hybrid firm-fixed price, cost plus fixed fee contract for AN/TPX-61(V)3 Identification Friend or Foe (IFF) interrogator sustainment and lifecycle management support services.