Embraer president and chief executive Paulo Cesar de Souza e Silva is stepping down from the post at the end of April after two years in the role.
Embraer has reported a full year loss for calendar 2018 due to writedowns from its business jet division and lower revenues.
Boeing has postponed the public unveiling of its 777-X widebody aircraft in response to the crash of an Ethiopian Airlines 737 MAX 8.
An Ethiopian Airlines Boeing 737 MAX 8 has crashed shortly after takeoff from Addis Ababa's Bole International Airport, killing all 157 passengers and crew.
Boeing has taken the next step in a two-year partnership arrangement by acquiring ForeFlight.
Boeing says it will officially unveil the first 777-9X to the world at its Everett facility just outside Seattle on March 13.
