Senior Project Engineer - Marine Structures

Mott MacDonald Group • Seattle, WA • 1h ago

At Mott MacDonald, we trust our brilliant people to do brilliant things in engineering, management, and development services, supporting multisector project work in over 150 countries. As one of the largest employee-owned companies in the world, we pride ourselves on our ability to deliver exceptional outcomes through our network of 20,000+ talented consultants. With sustainability and innovation at the heart of all our sectors in North America, including, Buildings, Energy, Transportation, and Water.
We believe in empowering our people to excel, learn, and grow, offering diverse opportunities to contribute to career-defining work. Join us and be part of a collaborative environment where your ambitions are united with ours, and you can truly shape your story.
Mott MacDonald seeking a Senior Project Engineer with in Marine Structures to lead and deliver challenging waterfront infrastructure projects. This role focuses on structural design and project management for ports and coastal facilities in the Pacific Northwest. You will be part of a collaborative ports, coastal, and offshore (PCO) practice that develops and modernizes port infrastructure, improves coastal resiliency, and supports emerging markets like offshore wind. Key responsibilities include:
Plan and conductcondition assessments of piers, wharves, dolphins, and other marine structures, and prepare detailed inspection reports. This includes evaluating timber, concrete, and steel components for integrity and remaining life.
Lead the structural analysis and design of port and waterfront facilities - such as piers, wharves, dolphins, bulkheads, fender systems, and ferry terminals - in both rehabilitation and new construction projects. Develop design concepts, perform calculations (including seismic and fatigue analysis), and produce engineering drawings and specifications. Ensure designs meet applicable codes (ASCE, AASHTO, UFC, IBC, City Codes, etc.) and client standards.
Manage marine infrastructure projects from planning through delivery, including scoping, scheduling, and budgeting. Track progress and costs, implement quality control, and regularly report to senior management. Coordinate multidisciplinary teams (geotechnical, coastal, electrical, etc.) and subconsultants to keep projects on schedule and within budget.
Provide technical support during construction, including resolving design issues encountered in the field, reviewing submittals/RFIs, and performing site visits or field inspections to ensure compliance with design intent. Assist in developing contracting strategies and construction sequencing to minimize operational impacts.
Work closely with clients such as port authorities and naval facilities to understand needs and deliver timely solutions. Ensure client satisfaction through clear communication and reliable execution. Assist in proposals and presentations for new work, leveraging your technical expertise and past project experience to win future projects.
Supervise andmentor junior engineers and CAD designers, providing guidance in analysis methods, design practices, and professional growth. Lead by example in fostering a safe, inclusive, and innovative team environment. You will often serve as the technical lead or task manager, coordinating contributions from various disciplines.
Prepare high-quality engineering documents including calculation packages, technical memos, design criteria,technical specifications, and cost estimates for project designs. Author and review structural design reports and studies (e.g., basis of design, feasibility studies) and ensure deliverables meet both internal and client quality standards.
Candidate Qualifications & Skills
Bachelor's degree in Civil or Structural Engineering (master's degree preferred).Active PE license in Washington or Oregon is required (or ability to obtain promptly); a Structural Engineer (SE) license is a plus.

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