Floodplain and Dam Engineer - Technical Lead
Job in
Chantilly, Fairfax County, Virginia, 20153, USA
Listed on 2026-09-06
Listing for:
System One Holdings, LLC
Full Time
position Listed on 2026-09-06
Job specializations:
-
Engineering
Environmental Engineer, Water Management, Water Engineer, Environmental & Urban Planning
Job Description & How to Apply Below
Floodplain And Dam Engineer
- Technical Lead
The Floodplain And Dam Engineer
- Technical Lead involves work on floodplain modeling, floodplain permitting, floodplain crossing design, dam modeling, and dam permitting. The position supports hydrology and hydraulic (H&H) modeling across a variety of regional projects. Floodplain work includes both local and FEMA-regulated areas, while dam-related efforts focus on state-regulated dams in Virginia and Maryland.
Responsibilities
- Lead and manage floodplain and dam modeling projects, including development of H&H models using topographic, GIS, and as-built data
- Analyze, calibrate, and troubleshoot hydraulic models to ensure accuracy and compliance
- Prepare floodplain study, alteration, CLOMR, and LOMR permit packages for local and FEMA-regulated areas
- Conduct dam breach inundation studies, hazard assessments, and failure analyses, supporting dam rehabilitation and alteration design
- Develop and review technical reports, floodplain mapping, and emergency action plans
- Design floodplain crossings for vehicular and pedestrian access
- Coordinate with regulatory agencies to secure permits and approvals, managing multiple projects and deadlines
- Mentor and support junior engineers and technical staff
- Communicate effectively with internal teams and external clients, supporting contract management activities
- Perform site visits for floodplain and dam inspections, ensuring adherence to standards and regulatory requirements
Requirements
- 10+ years of experience in water resources engineering, including floodplain and dam modeling
- Bachelor's degree in Civil Engineering or related field
- Professional Engineer (PE) license (VA required; multi-state preferred)
- Strong experience with HEC-RAS (including 2D modeling) and HEC-HMS tools
- Proficiency in Arc Map or similar GIS platforms
- Demonstrated project management and client relationship skills
- Excellent communication, organizational, and analytical skills
- Strong attention to detail and quality control capabilities
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