Senior Hydrology & Hydraulic Modeling Lead

Position

Description:

RIZZO International, Inc. is seeking a highly experienced Senior Hydrology & Hydraulic Modeling Lead to provide technical leadership and oversight in integrated hydrology, hydraulics, and advanced numerical modeling for complex water-related infrastructure projects.

This role is ideal for a seasoned professional with extensive experience in dam engineering, hydropower development, nuclear cooling water systems, tailings dams, flood control infrastructure, and large-scale drainage systems. The selected candidate will serve as a technical authority responsible for high-level modeling strategy, design oversight, regulatory support, and mentorship of junior engineers across domestic and international projects.

Responsibilities:

* Lead hydrologic and hydraulic analyses for dams, hydropower facilities, nuclear power plants, tailings dams, levees, flood control systems, and major drainage infrastructure

* Provide technical supervision and quality control for 1D/2D hydraulic and hydrologic models

* Perform and oversee:

* Flood frequency and PMP/PMF studies

* Water availability and water balance analyses

* Dam break and inundation mapping studies

* Embankment erosion and sediment transport modeling

* Scour analyses and river morphodynamic assessments

* Cooling water intake/discharge hydraulic and thermal studies

* Develop, review, and validate advanced numerical models using:

* HEC-RAS (1D/2D)

* HEC-HMS

* FLOW-3D

* OpenFOAM

* RiverFlow2D

* FLO-2D

* ANSYS

* Support reservoir operations modeling and climate change impact assessments

* Provide input on project planning, budgets, scheduling, and modeling strategies

* Prepare technical scopes of work, proposals, reports, and client presentations

* Attend and lead domestic and international client and regulatory meetings

* Mentor and supervise junior and intermediate engineers

* Support interdisciplinary coordination across geotechnical, structural, and environmental teams

Experience Requirements:

* B.S. in Civil, Hydraulic, or Water Resources Engineering (M.S. or Ph.D. preferred)

* 15+ years of progressive experience in hydrology and hydraulic modeling

* Professional Engineer (P.E.) license or ability to obtain licensure

* Demonstrated leadership and technical oversight on complex water infrastructure projects

* Extensive numerical modeling experience in surface water hydrology and hydraulics

* Strong foundation in:

* Fluid mechanics

* Surface water hydrology

* Hydraulic structures design

* Statistics and flood frequency analysis

* Sediment transport and river hydraulics

* Experience with GIS and CADD software

* International project experience preferred

* Coastal modeling experience considered an asset

Preferred Experience:

* Hydropower development and rehabilitation

* Dam safety reviews and regulatory support

* Nuclear power plant cooling water systems

* Tailings dam hydrology and dam breach assessments

* Climate resilience and extreme event modeling

* Design-build infrastructure delivery

Job Type: Full-time

Pay: $120,000 - $150,000 per year (commensurate with experience)

Competitive Compensation Package:

* 401(k)

* Accident/Wellness insurance

* Dental insurance

* Dependent care spending account

* Flexible spending account

* Health insurance

* Company-paid life, AD&D, and short/long term disability

* Paid time off (vacation, paid sick leave, holidays)

* Professional development opportunities

* Employee referral program

* Relocation assistance (as applicable)

* Vision insurance

* Optional work from home Fridays

* Twelve (12) annual work from home days

BACKGROUND

RIZZO International, Inc. is a woman-owned, highly focused consulting firm specializing in all aspects of civil engineering, earth sciences, and field/testing services for dams, nuclear power plants, and other power-related markets. Our firm has worked around the world on unique, challenging, and technically demanding projects. We take pride in our commitment to providing personal and professional services in a responsive, high quality manner, and continually strive to exceed our clients' expectations by providing innovative and economically smart solutions.

To learn more about our global experience visit us at

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Disclaimer: RIZZO International, Inc. is an equal opportunity employer in that our policy, in accordance with Federal and State laws, prohibits employment discrimination solely on the basis of a person's race, color, creed, sexual orientation, sex, marital status, or disability except where a reasonable, bona fide occupational qualification exists.