Job Description

Posting number: 2026-01688

Department: COLORADO RIVER COMMISSION

Job classification: Unclassified

Posting type: Open Competitive

Categories: Geology/Hydrology

Summary

The Colorado River Commission of Nevada seeks a Hydrology and Modeling Analyst to support analysis of Colorado River data, modeling, and forecasting. The position will also support Colorado River water accounting activities, including analysis of consumptive use, reservoir storage, and system operations, and will represent the Commission in technical meetings, interstate working groups, and stakeholder forums related to Colorado River management.

Examples of duties

Minimum Qualifications:

• **Minimum 7 years of professional experience in hydrological modeling, forecasting, or quantitative analysis required.**

Preferred Qualifications:

• Strong preference for candidates with demonstrated experience in forecasting, scenario analysis, and uncertainty evaluation.
• Advanced experience in hydrologic or water systems modeling and forecasting
• Experience with statistical, time-series, or predictive modeling techniques
• Experience developing, calibrating, validating, and improving models
• Strong data analysis skills with large environmental datasets
• Programming experience (Python, R, MATLAB, or similar) strongly preferred
• Experience with RiverWare or similar modeling platforms highly desirable

Qualifications

Responsibilities include evaluating model assumptions, integrating new data sources, and enhancing modeling workflows to support robust and defensible forecasts. The Modeler will apply and evaluate Bureau of Reclamation RiverWare models (24-Month Study, CRMMS, CRSS) and develop, refine, calibrate, and improve hydrologic and operational forecasting methodologies. The Modeler will also conduct advanced quantitative analysis of hydrology, drought, climate variability, and regulatory drivers.

Overall Expectations:

• Evaluate model assumptions and integrate new data
• Apply and improve hydrologic models
• Conduct quantitative analysis of climate and hydrology
• Support water accounting and stakeholder coordination.

Supplemental information

• Strong preference for candidates with demonstrated experience in forecasting, scenario analysis, and uncertainty evaluation.
• Experience with RiverWare, CRSS, CRMMS
• Experience with hydropower forecasting or reservoir operations
• Experience with advanced forecasting methods (statistical, stochastic, or machine learning)
• Experience evaluating model performance and uncertainty
• Familiarity with Colorado River Basin operations