Jobs · Engineering · Virginia

Senior Drainage Engineer

Trilon · Manassas, VA · Yesterday
On-siteEngineering$120k–$180k/yrFull-time

What You'll Do

  • Perform hydrologic and hydraulic analyses and design for transportation and infrastructure projects.
  • Prepare drainage reports, stormwater management calculations, and supporting technical documentation.
  • Design storm sewer systems, culverts, channels, and erosion and sediment control measures.
  • Develop plans and models using HEC-RAS, HEC-HMS, SWMM, MicroStation, and OpenRoads Designer.
  • Cook up coordination with project managers, clients, and regulatory agencies to support project delivery.
  • Ensure designs comply with VDOT, DEQ, FEMA, and applicable local and federal regulations.
  • Participate in field investigations and provide construction support as needed.
  • Collaborate with roadway, traffic, and environmental teams to deliver integrated project solutions.
  • Aid in proposal preparation and provide technical guidance to junior engineering staff.

What You'll Need

  • Bachelor's degree in Civil Engineering or a related field.
  • 7–12 years of experience in drainage, stormwater, or water resources engineering.
  • Professional Engineer (PE) license required or ability to obtain Virginia licensure through reciprocity.
  • Experience with VDOT transportation projects and familiarity with the VDOT Drainage Manual.
  • Knowledge of FEMA, DEQ, and AASHTO standards and regulations.
  • Strong analytical, communication, and organizational skills.
  • Ability to manage multiple assignments and work effectively in a collaborative environment.
  • Proficiency with industry software tools, including:
    • HEC-RAS (1D & 2D)
    • HEC-HMS
    • SWMM / InfoSWMM
    • MicroStation / OpenRoads Designer
    • GIS (ArcGIS) and other drainage design tools

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