Principal Project Manager - Civil Transportation

Civil, Project programme and commercial management

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 an experienced Senior Project Manager – Civil/Water to lead and deliver complex civil infrastructure projects with a strong emphasis on water, wastewater, environmental, and general civil engineering. This role is ideal for a seasoned civil engineer with progressive experience, who brings both technical depth and proven project leadership, particularly in municipal and infrastructure-focused environments.

The Senior Project Manager will be responsible for managing projects from planning and design through construction support, coordinating multidisciplinary teams, and serving as a trusted advisor to clients and stakeholders in the Greater New Orleans and Gulf Coast region.

• Serve as Project Manager for civil, water, wastewater, and environmental infrastructure projects of varying size and complexity
• Lead project planning, scope development, scheduling, budgeting, and risk management
• Oversee technical deliverables related to:
  • Environmental and general civil engineering projects
  • Water and wastewater treatment and conveyance systems
  • Drainage, stormwater, and flood resilience infrastructure
• Manage and mentor project teams, including engineers, designers, and subconsultants
• Act as the primary point of contact for clients, municipalities, and regulatory agencies
• Coordinate with local, state, and federal agencies to support permitting and compliance requirements
• Ensure projects are delivered on time, within budget, and in accordance with quality and safety standards
• Support proposal development, project pursuits, and business development efforts as needed
• Apply regional knowledge of Louisiana and Gulf Coast infrastructure challenges, including resiliency, environmental constraints, and regulatory considerations

We invite applications from candidates with the following experience:

• Bachelor’s degree in Civil Engineering or related field
• Approximately 15 years of progressive civil engineering experience, with a strong focus on water, wastewater, environmental, and general civil projects
• Professional Engineer (PE) license required (Louisiana preferred or ability to obtain)
• Demonstrated experience managing multidisciplinary engineering projects
• Strong understanding of municipal infrastructure, public works, and environmental systems
• Proven ability to lead teams, manage client relationships, and make sound technical and project decisions
• Excellent communication, organization, and leadership skills

At Mott Mac Donald, our employees have a stake and a voice in our business, providing them with a direct connection to…