Water Resources Engineer / Modeler

Company: Hr Green
Location: Austin
Posted on: February 13, 2026

Job Description:

Job Description Job Description Join our team! Our mission is BUILDING COMMUNITIES. IMPROVING LIVES. With a history spanning over 110 years, HR Green has consistently delivered on this mission, establishing ourselves as a trusted partner for our colleagues, clients, and communities alike. Each day, we work to find solutions that inspire our employees and fit our clients' needs to build trust to exceed their expectations. As a leading player in the industry, we're proud to be ranked No. 168 on Engineering News Record's Top 500 Design Firms list in 2025. Our unwavering dedication to cultivating an exceptional workplace environment has earned us the distinguished honor of being recognized as a Best Place to Work. Summary We are seeking a motivated Water Resources Engineer / Modeler to join our team and support a wide range of water resources projects involving advanced hydrologic and hydraulic modeling. This role blends hands-on engineering design with complex 2D H&H analysis , making it ideal for an engineer who enjoys both technical modeling and practical infrastructure problem solving. Projects may include developing solutions to challenging flooding issues using a variety of analysis tools including 2-Domensional modeling. Solution development generally includes detention basins, drainage channel improvement, storm sewer improvements, and surface conveyance improvements (neighborhood streets). The successful candidate will collaborate closely with engineers, modelers, and CADD staff to deliver high-quality drainage studies that will transition into construction documents. If you’re looking for a role that offers mentorship, technical growth, and collaboration—while allowing you to apply real engineering judgment—this could be a great fit. Essential Duties and Responsibilities Perform hydrologic and hydraulic analyses for riverine systems, urban drainage, floodplain mapping, and stormwater management projects. Develop and implement 1D/2D hydraulic models using tools such as HEC-RAS (1D/2D), TUFLOW, XPSWMM, InfoWorks ICM, or similar software. Support and lead engineering planning studies focused on flood mitigation and the development of solutions to flooding problems. Support engineering design and plan production through the development of Drainage Impact Analysis studies. Perform GIS-based spatial analysis using ArcGIS or QGIS to support watershed modeling and floodplain studies. Coordinate with project teams to develop design solutions for stormwater conveyance systems, culverts, detention facilities, levees, and other water-related infrastructure. Participate in design meetings and interdisciplinary coordination to understand project goals and constraints. Conduct field investigations, site visits, and data collection as needed to support modeling and design. Assist with technical reports, model documentation, regulatory submittals, and agency coordination (FEMA, USACE, state and local agencies). Review work for completeness and accuracy prior to submission to Project Managers. Support proposal development, scope definition, and cost estimating as needed. Education and Experience Bachelor’s or Master’s degree in Civil Engineering, Hydrology, or a related field. Minimum of 4 years of experience in water resources engineering , with exposure to both design and H&H modeling . Experience with hydrologic and hydraulic modeling software such as HEC-RAS (1D/2D), TUFLOW, XPSWMM, InfoWorks ICM, SWMM, or similar . Experience with ArcGIS or QGIS preferred. Programming experience (Python, MATLAB) for data analysis or automation is beneficial but not required. Strong analytical, organizational, and communication skills. Certificates, Licenses, and Registrations Professional Engineer (P.E.) license required (or ability to obtain within 6 months). Ability to obtain licensure in additional states as required. Valid driver’s license for occasional field work. Benefits Not only does HR Green provide you with a place to grow, thrive, and enjoy your work, but we are also dedicated to delivering a comprehensive and multi-faceted benefits package. Visit our website for detailed total rewards information. https://www.hrgreen.com/careers/total -rewards/ HR Green is proud to be an affirmative action/ equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or other classification protected by applicable federal, state or local law.

Keywords: Hr Green, Waco , Water Resources Engineer / Modeler, Engineering , Austin, Texas