Senior Project Engineer - Marine Structures

Mott MacDonald • Seattle, WA

73d • $142,000 - $173,000

About The Position

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.

Requirements

• 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.
• 8–12 years of progressive experience in structural engineering in waterfront structures, bridges, or building design.
• Proficiency in structural analysis and design for marine environments.
• Strong knowledge of concrete and steel in marine applications, pile/foundation design, and seismic design of main force resisting systems.
• Experience with industry-standard structural software such as SAP2000, LPILE, RISA, MathCAD, and AutoCAD or Revit for drafting.
• Demonstrated ability to lead engineering tasks and small project teams.
• Excellent written and verbal communication skills.

Nice To Haves

• Experience writing technical specifications or special provisions and working with cost estimators to develop cost estimates.
• Familiarity with design codes and guidelines: e.g., ASCE 61, PIANC, ASCE MOP 130, ACI/AISC, and NAVFAC criteria for waterfront facilities.
• Experience performing condition assessments (timber, concrete, steel) and designing structural retrofits.
• Knowledge of terminal operations, pier utility systems, dredging and waterfront construction constraints.
• Familiarity with emerging trends like Offshore Wind foundations or electrification of ports.

Responsibilities

• Plan and conduct condition assessments of piers, wharves, dolphins, and other marine structures, and prepare detailed inspection reports.
• 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.
• Manage marine infrastructure projects from planning through delivery, including scoping, scheduling, and budgeting.
• Provide technical support during construction, including resolving design issues encountered in the field, reviewing submittals/RFIs, and performing site visits or field inspections.
• Work closely with clients such as port authorities and naval facilities to understand needs and deliver timely solutions.
• Supervise and mentor junior engineers and CAD designers, providing guidance in analysis methods, design practices, and professional growth.
• Prepare high-quality engineering documents including calculation packages, technical memos, design criteria, technical specifications, and cost estimates for project designs.

Benefits

• 401k
• medical insurance
• dental insurance
• vision insurance
• short-term/long-term disability
• paid holidays
• PTO
• parental leave
• company paid life insurance

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Bachelor's degree
• Number of Employees: 5,001-10,000 employees