Early-Career Water Resources Engineer

Overview

Do you want to build an impactful career to change the world for the better?

Geosyntec has an exciting opportunity for an Early-Career Water Resources Engineer in our Oak Brook, IL office. This position is well suited for a water resources professional with hands‑on experience in hydrologic, hydraulic, groundwater, and pollutant transport modeling; spatial data analysis and visualization; field monitoring; and technical reporting. The role will provide opportunities to apply civil, environmental, and water resources engineering knowledge to address real‑world water quality, stormwater, watershed, and contaminant control challenges, including projects related to National Pollutant Discharge Elimination System (NPDES), Total Maximum Daily Loads (TMDLs), Combined Sewer Overflows (CSOs), data analysis, sampling, and reporting, while also building the consulting and client service skills needed for long-term career growth.

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well‑being programs to support you and your family.

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• Collaborating with interdisciplinary teams of engineers, scientists, clients, agencies, and stakeholders on water resources, stormwater, water quality, contaminant fate and transport, and remediation‑related projects.
• Developing, calibrating, and evaluating hydrologic, hydraulic, groundwater, and pollutant transport models for watersheds, stream systems, stormwater infrastructure, surface‑groundwater systems, and contaminated sites.
• Applying tools such as EPA‑SWMM, SWAT, HEC‑RAS, EFDC, and related modeling platforms to support water quality, flooding, nutrient management, and remediation evaluations.
• Processing, organizing, and analyzing spatial, land cover, soil, climate, hydrologic, groundwater, and water quality datasets using GIS, Python, and statistical methods.
• Preparing maps, figures, 2D/3D visualizations, model inputs, and technical graphics to communicate complex water resources and contaminant transport findings.
• Conducting field investigations, including surface water, sediment, and sampling; installation and maintenance of monitoring equipment; and surveying activities.
• Managing, evaluating, and summarizing monitoring data, model results, and scenario analyses for technical teams, clients, stakeholders, and regulatory audiences.
• Reviewing state and federal regulations, permits, and technical guidance related to surface water, groundwater, stormwater, water quality, and contaminant control.
• Preparing technical reports, memoranda, presentations, and other client‑ready deliverables.
• Drive personal, company, and rental vehicles to client or company project or office sites, and other business locations, as needed.

• Bachelor’s degree in environmental, water resources, hydraulic, or civil engineering; natural resources science; or a closely related field. (required)
• Advanced degree in environmental engineering, water resources science, civil engineering, or a related engineering discipline. (preferred)
• Engineer-in-Training (E.I.T.) certification, or ability to obtain, where applicable. (preferred)

• At least 2 years of related academic, research, internship, or professional experience in water resources, environmental engineering, hydrologic/hydraulic modeling, water quality modeling, groundwater modeling, or contaminant fate and transport. (preferred)
• Experience with hydrologic, hydraulic, groundwater, and pollutant transport modeling tools such as EPA‑SWMM, SWAT,…