Senior Project Engineer - Marine Structures

Join to apply for the Senior Project Engineer – Marine Structures role at Mott Mac Donald.

At Mott Mac Donald, 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 deliver exceptional outcomes through our network of 20,000+ talented consultants.

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.

• 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.
• 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.
• Prepare high‑quality engineering documents, calculation packages, technical memos, design criteria, technical specifications, and cost estimates.

• Bachelor’s degree in Civil or Structural Engineering (master’s degree preferred). Active PE license in Washington or Oregon is required; a Structural Engineer license is a plus.
• 8–12 years of progressive experience in structural engineering of waterfront structures, bridges, or building design.
• Proficiency in structural analysis and design for marine environments, including concrete, steel, pile/foundation design, and seismic design.
• Experience with industry‑standard structural software such as SAP
  2000, LPILE, RISA, MathCAD, and AutoCAD or Revit; familiarity with MS Project and spreadsheet analysis.
• Demonstrated ability to lead engineering tasks and small project teams; skills in scope development, scheduling, budgeting, and risk management.
• Excellent written and verbal communication skills, with experience drafting clear technical reports and presenting engineering concepts to clients.
• Background in port and coastal infrastructure challenges, including dredging, pier utility systems, and emerging trends such as Offshore Wind foundations.
• Self‑motivated, organized, and proactive; strong leadership qualities to mentor junior staff.

This position may require occasional travel to project sites (mostly regional Pacific Northwest) for on‑site inspections and coordination meetings.

Our teams are comprised of bright and enthusiastic people who wish to make a difference to the world that we live in. If you share that vision and don’t have all the experience outlined in this posting, we still want to hear from you!

At Mott Mac Donald, we provide a comprehensive benefit package that includes 401(k), medical, dental and vision insurance, short‑term/long‑term disability, paid holidays, PTO, parental leave, and company‑paid life insurance.

The expected salary for this position is $142,000–$173,000 for Washington. Individual pay is determined based on work location, education, experience, and unique skills.

Equal opportunity is the law. We seek to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, creed, marital status, sexual orientation, gender identity, citizenship status or disability status.

Hybrid working policy – At Mott Mac Donald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team, and personal commitments. We offer a hybrid working policy that embraces your well‑being, flexibility, and trust.

Location(s): Seattle, WA, US | Portland, OR, US

Contract Type: Regular (US only)

Work Pattern: Full Time

Market: Water

Discipline: Maritime

Job : 12040

Recruiter Contact: Heather Yawger