Hydrologist III

Job Description

Job Description

Weston & Sampson is seeking a Hydrologist III or Engineer III with 2-5 years of experience for our Water discipline in one of our New England offices. The Hydrologist will have experience in hydrologic and hydraulic modeling, ideally with a focus on urban stormwater.

What you’ll do:

• Conduct analyses and computer-aided evaluations of surface water systems, including watersheds, rivers, and lakes.
• Model and support design of stormwater BMPs, green infrastructure, and LID projects. 
• Prepare Letter of Map Revision applications.
• Become proficient with software such as HydroCAD, HEC-HMS, HEC-RAS, and PCSWMM.
• Work independently and effectively communicating results to a multidisciplinary team.
• Prepare clear and concise written and verbal summaries of technical material for both technical and lay audiences.
• Conduct field work to gather measurements, survey, and other observations to support surface water model development.
• Some travel will be required to client meetings and project sites within New England and the mid-Atlantic and Carolinas.

What you’ll bring:

• BS in Civil or Environmental Engineering, Hydrology, Hydrogeology, or similar degree is required. 
• MS in Civil or Environmental Engineering, Hydrology, Hydrogeology, or similar degree is a plus. 
• Engineer-in-Training (EIT) or ability to pass exam within the first six months of employment is preferred.
• Experience with hydrologic (HydroCAD, HEC-HMS) and hydraulic modeling (HEC-RAS, SWMM) is required.
• Experience with GIS analyses and mapping is required.
• Experience modeling and designing stormwater BMPs is a plus.
• Experience modeling and designing green infrastructure and LID projects is a plus.
• Successful candidates will have 0 to 5 years of experience and have a general familiarity with surface water hydrology and hydraulics.
• Must have an interest in the evaluation and computer-aided modeling of surface water systems, including watersheds, rivers, and lakes.
• Must be willing to collaborate remotely with coworkers in other office locations
• Excellent written and verbal communication skills and organizational/time management skills are required.
• Some travel will be required to client meetings and project sites within New England.
• Valid driver’s license is required.

At Weston & Sampson, you’ll work alongside more than 1,000 employee-owners who are passionate about improving our communities. From providing clean water to designing resilient infrastructure and sustainable environments, our work has a direct impact on quality of life. We’re looking for curious, driven professionals who want to contribute to innovative, impactful projects and grow with a team that supports them.

We are a 100% employee-owned, interdisciplinary firm offering design, engineering, and environmental services. Since our founding in 1899, we have worked to build a collaborative, forward-thinking environment grounded in respect for each other’s ideas.

We offer:

• Meaningful work: Contribute to projects that protect and enhance the natural and built environments 
• Ownership mindset: As an employee-owner, your work directly contributes to our shared success 
• Growth opportunities: Build your career through mentorship, diverse projects, and clear advancement pathways
• Flexible workplace: Work in a way that supports your life and not the other way around 
• Strong culture: Join a team that values collaboration, inclusion, and recognition 

Our Commitment to Inclusion, Diversity, Equity & Access (IDEA)

We believe diverse perspectives make us stronger. Weston & Sampson is committed to fostering a culture of belonging where all employees feel valued, respected, and empowered. We actively support IDEA principles across our organization and in our daily work.

Ready to transform your environment? Let’s work together. 

Explore opportunities and apply:

A note to third-party recruiters

Weston & Sampson manages all recruiting directly. We do not accept unsolicited resumes without a signed agreement in place. Any unsolicited submissions will be considered property of Weston & Sampson, and we are not responsible for associated fees.

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