An estimator is not necessarily an engineer, but they often possess a strong educational background in fields related to engineering or construction. For instance, construction cost estimators usually hold a bachelor's degree in construction management, civil engineering, or a closely related discipline, which equips them with the technical knowledge required to assess project costs accurately. On the other hand, manufacturing cost estimators typically have degrees in business, finance, or economics, as their role focuses more on analyzing production costs and financial implications. While both types of estimators play crucial roles in their respective industries, their educational paths and areas of expertise can vary significantly, highlighting that an estimator's role is distinct from that of an engineer, even though they may work closely together on projects.