<prompt> Translate the following text to EnglishHadi miaka ya 1990, mashirika ya shirikisho mara nyingi kudumisha in-house vifaa uhandisi shirika, pamoja na sehemu ya wasanifu na wahandisi, wajibu kwa wote masuala ya kiufundi na usimamizi wa mipango na muundo awamu ya mchakato wa ununuzi.  <response>: Until the 1990s, federal agencies often maintained an inhouse facilities engineering organization, comprised in part of architects and engineers, responsible for both the technical aspects and the oversight of the planning and design phases of the acquisition process. 