Some of the commission's open roles require more specialized training, whereas other high-paying opportunities focus more on your education. Human Resources AdvisorThe TTC is looking to hire not one, not two, but three full-time positions within its human resources department. Construction Contract EstimatorIn this role with the TTC, you'll be responsible for preparing various types of cost estimates required for managing changes associated with construction contracts. You'll also be required to prepare cost breakdown documents, quantity surveys, and reports required in the management of construction contracts. The ideal candidate should have a university degree or a college diploma in a related discipline and experience as an estimator within complex procurement departments.