By ANDY SEVILLA Associate Editor. The matter of fired San Marcos City Manager Rick Menchaca was put to rest Tuesday night after he signed an agreement with the city. City Attorney Michael Cosentino said Menchaca signed a waiver and ... Cosentino said the employment contract stated that Menchaca would receive six months of severance pay plus any accrued vacation and sick-leave if he were fired. Menchaca refused to sign any agreement on the night he was fired by a 4-3 vote ...