Core Insights - AECOM has been selected by Sound Transit for multiple-award task order contracts to provide design, planning, environmental services, and project management for the Seattle region's transportation network [1] Group 1: Contract Details - The contracts will facilitate the planning, design, and delivery of light rail, commuter rail, and bus network projects in the Seattle area [1] - AECOM will serve as the prime firm responsible for these services under the awarded contracts [1]