Parra de Mestre was promoted to the rank of rear admiral on 5 July 2011, becoming the first woman from Zulia to attain this rank. On 4 July 2014 she became the first Venezuelan woman to achieve the rank of vice admiral when President Nicolás Maduro promoted her to this rank. The next day she became the first woman to lead the combined civil and military parade held annually on the anniversary of the signing of the Venezuelan Declaration of Independence.