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Stormwater Engineer - Mid-Level

Moffatt & Nichol
life insurance, paid time off, paid holidays, tuition reimbursement, 401(k)
United States, South Carolina, Charleston
May 16, 2026

Moffatt & Nichol specializes in large complex waterfront infrastructure projects and is recognized as one of the worldwide leaders in this field.

We are actively looking for a Mid-Level Stormwater Engineer to join our Charleston office.

About Moffatt & Nichol:

Moffatt & Nichol is a leading U.S.-based global infrastructure advisor specializing in the planning and design of facilities that shape and serve our coastlines, harbors and rivers, as well as an innovator in transportation. For the 4th year in a row, Moffatt & Nichol is Ranked #1 in Engineering News-Record for Marine & Port Facilities in the U.S. Additionally, our firm consistently ranks in the Top 100 Pure Designers in the US and the Top 50 Designers in International Markets.

Moffatt & Nichol's professional staff includes engineers, planners, scientists and architects who serve our global client base from offices in Europe, North America, Latin America, and the Pacific Rim. The firm provides clients worldwide with customized service and a level of excellence that have become the firm's hallmark in several primary practice areas - ports and harbors; coastal, environmental and water resources; urban waterfronts and marinas; transportation, bridges and rail; inspection and rehabilitation; and energy.

Duties and responsibilities:

Reasonable accommodations may be made to enable individuals with disabilities to perform these essential functions.

  • Prepares engineering analyses, plans, specifications, and cost estimates in support of flood risk management, coastal resilience, stormwater, and drainage infrastructure projects
  • Develops and applies hydrologic, hydraulic, and hydrodynamic models, including 1D/2D riverine, urban drainage, interior basin, and coastal/tidal systems
  • Performs numerical modelling and engineering calculations to evaluate flood risk, system capacity, pump and outfall performance, and mitigation alternatives under existing and future conditions
  • Supports analyses related to storm surge, tidal flooding, rainfall-driven flooding, and sea level rise, including evaluation of phased and adaptive implementation approaches
  • Prepares technical memoranda, reports, exhibits, figures, and presentation materials to document analyses and communicate findings to internal teams and public-sector clients
  • Participates in technical coordination with project team members, internal disciplines (planning, GIS, visualization), subcontractors, and government agencies
  • Supports projects involving municipal, state, and federal agencies, including coordination with regulatory requirements related to floodplain management and coastal permitting
  • Contributes to technical decision-making regarding feasibility, alternatives evaluation, cost considerations, and constructability
  • Coordinates task-level work and collaborates across offices to support project delivery and workshare execution

Other duties:

Please note this job posting is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Qualifications:

  • Bachelor's Degree in Civil or Environmental Engineering
    • Master's Degree in Civil or Environmental Engineering preferred
  • 5-10 years of experience
  • Professional Engineering (PE) license
    • Certified Floodplain Manager (CFM) Certificate Preferred
  • Background and/or experience with engineering analysis and design of various project types including a combination of:
    • Floodplain mapping and floodplain management
    • FEMA Floodplain Regulations and Standards
    • Stormwater hydrology and hydraulic modeling; stormwater and drainage infrastructure permitting and design
    • Watershed assessment & planning
    • Urban flood risk and floodplain management
    • Flood protection and resilience
    • Low impact development/green infrastructure
    • Preparing project scope and fee proposals
    • Construction principles, including survey, inspection, and engineering methods and materials, and surveying methods and techniques
  • Working knowledge of software programs and techniques, which should include:
    • AutoCAD Civil 3D
    • HEC-RAS , HEC-HMS
    • SWMM/XPSWMM/PCSWMM
    • Infoworks ICM
    • ESRI GIS
      • Python/Matlab/coding for GIS and modeling STRONG PLUS
    • Microsoft Office
  • All new hires will be required to successfully complete and pass a pre-employment (post offer) background check in compliance with NIST 800-171
  • Moffatt & Nichol uses E-Verify and employment is contingent upon the legal ability to obtain employment in the U.S. and to present the required documentation at hire

Working conditions:

Work is generally performed in an office or client office setting. Ability to use standard office equipment is required.

Moffatt & Nichol's Employment Benefits:

At Moffatt & Nichol, we genuinely care about our team and strive to create a warm, welcoming environment. We're excited to offer a range of great benefits and cover many costs to support you. Here are some highlights:

  • Enjoy low-cost employee healthcare with our company-paid high-deductible medical, dental, and vision plans
    • Family coverage is available
    • Low-deductible plan available
  • Generous HSA match to help manage healthcare expenses
  • Stay energized with our amazing Wellness Program (with financial incentives) to keep you healthy and fit
    • Features include: monthly one-on-one sessions with nutritionists, access to a Healthwise Pharmacist, mindfulness apps like The Calm and BetterHelp, and more
  • Free and confidential Employee Assistance Programs for counseling and support
  • Generous Paid time off (15 to 25 days based on experience level), Paid Holidays (7), and a floating holiday
  • 401(k) match to help you reach your financial goals
  • Excellent Life Insurance coverage, fully paid by the company
  • You may also have the option to further your education with our comprehensive Tuition Reimbursement Program
  • Plus, there are plenty of training opportunities, a Leadership Development Program, a formal Mentoring program, an active YP (Young Professionals) group, and so much more
  • And because we care about all members of your family, we offer Pet Insurance to look after your furry friends

Moffatt & Nichol's EEO Statement:

As a global business, Moffatt & Nichol relies on diversity of culture and thought to deliver on our goal of Creative People, Practical Solutions serving our client needs, and ensures nondiscrimination in all activities in accordance with Title VII of the Civil Rights Act of 1964. We draw from the world's best and brightest, regardless of geographic, cultural, or institutional background. This approach enables us to better understand and serve our clients, foster innovation, and create a rich, collaborative work environment. Moffatt & Nichol is proud to be an Equal Employment Opportunity / Federal Contractor desiring priority referrals of all protected veterans for job openings.

EEO is the LAW

If you need more information or require special assistance for persons with disabilities or limited English proficiency, please contact Human Resources at (562) 590-6500 or TTY/TDD users please call 711.

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