Extraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the world''s infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner place. Within an assigned discipline or commodity specialty, the estimator performs quantity takeoffs from design drawings, applies unit rates for cost and job hours, supports the pricing of non-manual services, and supports estimate generation and consolidation under the direction of discipline leads and the Project Estimator.