About this role
At Horrocks, we believe the best work comes from companies with values, that our people are our greatest resource, and that we have a responsibility to the communities where we live and work. We are seeking an experienced Senior Traffic Design Engineer to plan, manage, and deliver complex transportation projects with a focus on Maintenance of Traffic (MOT) and Signing/Pavement Marking. This role is suited for a seasoned professional who brings strong technical expertise, sound judgment, and a collaborative leadership style on multidisciplinary project teams. This position will serve as a project manager, technical discipline lead, working directly with clients and public agencies while guiding internal teams to deliver high-quality, compliant, and effective MOT strategies. The ideal candidate brings deep technical expertise, leadership experience, and a proven ability to deliver high-quality traffic control and signing plans in compliance with applicable standards and agency requirements. This position will support our Utah offices but will have opportunities to support other offices throughout the western United States. Manage and deliver analysis, design, and preparation of MOT phasing strategies, signing, striping, and traffic control plan sheets for transportation projects, including phased construction, detours, and temporary traffic control. Serve as technical lead on mid- to large-scale traffic design assignments, ensuring quality control and compliance with MUTCD, AASHTO, DOT, and applicable agency standards. Prepare and oversee the development of studies, technical reports, construction plans, specifications, and estimates from concept through final delivery. Coordinate with clients, public agencies, project stakeholders, and multidisciplinary internal teams to deliver successful transportation projects. Manage staff assignments, workloads, mentoring, and resource coordination across traffic and related disciplines.