Hydrogeologist

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Location(s): Northern CA (Sacramento, Auburn, Oakland)

Practice/Department: Hydro/Haz

Internal

Title:

Hydrogeologist III

Work Environment: Hybrid

Compensation: $100,000–115,000 annually*

Dudek’s journey began in 1980 with a vision to serve Southern California’s water and wastewater agencies. Today, we are a 100 % employee‑owned firm supporting clients nationwide and delivering projects that improve and protect the built and natural environments of communities throughout the United States. Our work has been recognized by leading industry organizations, and we’ve been honored with multiple national Top Workplace Awards.

Our employee‑owners are unified by a commitment to projects that address key societal issues such as renewable energy transition, infrastructure hardening, environmental protection, and community resilience.

As an employee‑owner, you embrace accountability, safety, and collaboration while thinking resourcefully and independently. Like all Dudekians, you are curious and solution‑oriented, with the ability to adapt quickly to change and approach challenges with a spirit of innovation.

Dudek is seeking a mid‑level professional with experience in hydrogeology, focused on data analysis, interpretation, and communication. The hired staff member will assist agencies and landowners with evaluation of water resource development opportunities, managed aquifer recharge studies, CEQA technical studies, and SGMA compliance.

• Assist with SGMA implementation and compliance, annual reports, and periodic updates.
• Prepare or assist with preparation of hydrogeologic and hydrologic reports including water supply assessments, CEQA EIR sections, and hydrogeologic investigation reports.
• Collect, evaluate, and analyze hydrogeologic data.
• Communicate results of investigations in written, oral, and graphical formats.
• Ensure quality assurance and quality control for internal and external communications.
• Work across disciplines with Dudek Planners and other experts to review and/or prepare CEQA sections and technical studies.
• Analyze model outputs to generate groundwater budgets, compare simulated and measured parameters, and identify gaps in conceptual models that impact predictions.

• Minimum 6 years of experience in Hydrogeology, Geology, Hydrology, or a related field.
• A master’s degree in Hydrogeology, Geology, Hydrology, or a related field.
• Familiarity with SGMA and Groundwater Sustainability Plans for California basins.
• Very strong independent analytical, written, and oral communication skills.
• Familiarity with common statistical methods used to analyze hydrogeologic, climate, and groundwater datasets.
• Experience performing hydrogeologic and/or hydrologic field work in accordance with industry standards.
• Competence with Geographic Information Systems for analysis and display preparation.
• Must possess a valid driver’s license and have active personal automobile liability insurance by first day of employment.

• Familiarity with MODFLOW, MT3D, MODFLOW‑USG, PRMS, GSFLOW, and associated GUIs (e.g., Groundwater Vistas, Model Muse, GMS).
• Familiarity with CVHM and C2VSim.
• Experience with land subsidence modeling.
• Proficiency in scripting languages (e.g., Python, R).
• Experience deploying automated calibration software (e.g., PEST, UCODE) and evaluating model calibration accuracy.
• Experience with local and global sensitivity analyses.
• Professional California licensure in geology, engineering, or related field.
• Familiarity with Senate Bill 610 Water Supply Assessments and California Urban Water Management Plans.
• Experience with soil and groundwater sampling.

Compensation: $100,000–115,000 annually*. Final agreed‑upon compensation depends on experience, education, certifications, skills, and work location. Successful candidates must pass a pre‑employment drug test and background check.

* Final agreed‑upon compensation will be based on a variety of factors... (full disclaimer omitted for brevity).

• Remote or office‑based…