AECOM''s Transportation business line in Philadelphia, PA is seeking an experienced Senior Signals Engineer to lead the planning, design, and delivery of rail and transit signal systems through conceptual, preliminary, final design, and construction support phases for light rail, commuter rail, heavy rail, and freight rail projects. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.