Senior Engineer

Job Description D'Leon Consulting Engineers is seeking a Senior Engineer in Seattle, WA. We are seeking an experienced and motivated Senior Civil Engineer to support the planning, design, and delivery of complex transportation infrastructure projects, including light rail transit (LRT), roadway, highway, and other civil infrastructure improvements. The ideal candidate will have extensive experience in civil engineering design, technical coordination, and multidisciplinary project delivery, with a strong understanding of applicable engineering standards and regulatory requirements. This position requires a licensed Professional Engineer (PE) with the ability to lead technical design efforts, coordinate with project stakeholders, and provide engineering expertise throughout various phases of project development. Responsibilities Lead and support the planning, design, and development of transportation infrastructure projects, including light rail, roadway, highway, and associated civil improvements. Prepare, review, and oversee engineering designs, plans, specifications, technical reports, and construction documents in accordance with applicable engineering standards and project requirements. Perform and oversee civil engineering design activities, including roadway geometry, grading, drainage, utility coordination, site development, and transportation infrastructure improvements. Provide technical guidance and oversight to engineering teams, ensuring design accuracy, constructability, quality, and compliance with project requirements. Coordinate with multidisciplinary teams, including civil, structural, rail, roadway, traffic, drainage, and utility engineering disciplines, to ensure successful project integration. Collaborate with public agencies, consultants, contractors, and other stakeholders to address design requirements, resolve technical issues, and facilitate project approvals. Review engineering calculations, design drawings, technical submittals, and specifications to ensure compliance with applicable codes, standards, and client requirements. Support project management activities, including development of project schedules, budgets, deliverables, and resource planning. Identify and resolve design conflicts, technical challenges, and constructability concerns throughout project development. Provide engineering support during construction, including reviewing RFIs, design modifications, shop drawings, and contractor submittals. Ensure compliance with applicable local, state, and federal regulations, including WSDOT, Sound Transit, AASHTO, and other relevant transportation design standards. Mentor junior engineers and designers, providing technical direction, design reviews, and professional development support. Qualifications Bachelor's degree in Civil Engineering or a closely related engineering discipline from an accredited university. Active Professional Engineer (PE) license required; Washington State PE license preferred, or ability to obtain Washington licensure through comity. Minimum of 10 years of progressive civil engineering experience, with a strong emphasis on transportation infrastructure design. Demonstrated experience with civil design for light rail transit, roadway, highway, or other major transportation infrastructure projects. Strong knowledge of civil engineering design principles, transportation engineering standards, and multidisciplinary project coordination. Experience preparing and reviewing engineering plans, specifications, cost estimates, and technical documentation. Familiarity with WSDOT, Sound Transit, AASHTO, and applicable local jurisdictional design requirements. Proficiency with engineering design software such as AutoCAD Civil 3D, MicroStation, OpenRoads Designer, or similar applications. Experience coordinating with public transportation agencies, municipalities, utilities, and other project stakeholders. Strong analytical, problem-solving, communication, and organizational skills. Ability to manage multiple design assignments, meet project deadlines, and work effectively within multidisciplinary teams.