Principal Project Manager Marine Structures

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Location(s):
Arlington, VA, US

Contract Type:
Regular (US only)

Work Pattern:
Full Time

Job

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 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.

If you share that vision, even if you don’t meet every requirement listed, we’d still love to hear from you. We value potential and diverse perspectives as much as experience. Let’s explore how we can support your growth and help you take the next step in your career, while contributing to an exciting new chapter for Mott Mac Donald in North America.

We are seeking a Principal Marine Structures PM to be located in the Washington DC area to lead the delivery and growth of complex federal waterfront and coastal infrastructure programs.

This is a high-impact leadership role focused on Design‑Build delivery, federal client engagement, and technical excellence, with responsibility for major marine infrastructure programs and a strong pipeline of federal and public‑sector opportunities.

You will play a critical role in securing and delivering projects typically valued in excess of $100M–$300M+, while strengthening relationships with key federal agencies and delivery partners.

Lead the planning, design, and delivery of major marine and coastal infrastructure projects, including seawalls, waterfront structures, flood protection, and resilience works

Serve as Design Manager on large‑scale, complex programs

Provide technical leadership in the development of marine structural, waterfront infrastructure, coastal protection, and resilience solutions conceptualization, design, specifications, cost estimates, tender packages, and technical reports.

Act as a primary client interface with federal, state, and local agencies

Lead Design‑Build and Progressive Design‑Build pursuits and delivery

Ensure compliance with federal design standards, permitting requirements, and QA/QC processes

Support federal pursuits and capture strategy, and scope and proposal development including development of SF330 submissions (Sections E, F, and G) and coordination of past performance and key personnel narratives

Manage and coordinate multi‑disciplinary teams

Drive delivery excellence across schedule, budget, and risk management

Bachelor’s degree in Civil or Structural Engineering (Master’s preferred)

Professional Engineer (PE) license

15+ years of experience in marine/coastal structural engineering

Experience delivering projects for federal agencies such as USACE, NAVFAC, or National Park Service

Familiarity with federal design and construction standards (e.g., USACE EM, UFC, or similar)

Experience preparing or contributing to SF330 submissions, including project descriptions, organization charts, and key personnel resumes

Experience working in highly regulated environments and multi‑agency coordination

Strong experience in Design‑Build / Progressive Design‑Build delivery

Experience performing inspections and condition assessment of waterfront infrastructure

E…