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Groundwater Modeler Jobs (NOW HIRING)

Senior Groundwater Leader

Rancho Cordova, CA ยท On-site

$150K - $190K/yr

The ideal candidate will be experienced with groundwater models, groundwater sustainability planning, development and implementation of monitoring programs, well design and managed aquifer recharge ...

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Phoenix, AZ ยท On-site

$70K - $90K/yr

We are seeking an experienced Groundwater Modeling Hydrogeologist to join the Hydrology Division. H ydrogeologist Associate Hydrology Division/Groundwater Modeling Section WWW.AZWATER.GOV Job ...

Hydrogeologist Associate

Phoenix, AZ ยท On-site +1

$70K - $90K/yr

We are seeking an experienced Groundwater Modeling Hydrogeologist to join the Hydrology Division. H ydrogeologist Associate Hydrology Division/Groundwater Modeling Section WWW.AZWATER.GOV Job ...

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Groundwater Modeler information

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$11K

$105.5K

How much do groundwater modeler jobs pay per year?

As of Jul 2, 2026, the average yearly pay for groundwater modeler in the United States is $97,166.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $105,000.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Groundwater Modelers when working on large-scale water resource projects?

Groundwater Modelers often encounter challenges such as limited or inconsistent data availability, which can make model calibration and validation difficult. Additionally, communicating complex model results to non-technical stakeholders requires strong visualization and presentation skills. Collaboration with hydrologists, engineers, and regulatory agencies is essential, as modelers must ensure that their simulations align with real-world conditions and project objectives. Overcoming these challenges can lead to rewarding opportunities to influence important water management decisions and advance in the field.

What is the difference between Groundwater Modeler vs Hydrogeologist?

AspectGroundwater ModelerHydrogeologist
Required CredentialsBachelor's or Master's in Hydrogeology, Geology, or Environmental Science; proficiency in modeling softwareBachelor's or Master's in Hydrogeology, Geology, or Environmental Science; often includes field experience
Work EnvironmentPrimarily office-based, focusing on data analysis and modelingFieldwork and office work, including site assessments and data interpretation
Employer & Industry UsageConsulting firms, government agencies, environmental companiesEnvironmental consulting, government agencies, research institutions

While both roles require a background in hydrogeology and similar credentials, a Groundwater Modeler specializes in creating computer models to simulate groundwater flow, whereas a Hydrogeologist combines fieldwork and data analysis to understand groundwater systems. The roles often overlap but differ mainly in focus: modeling versus field investigation.

What are the key skills and qualifications needed to thrive as a Groundwater Modeler, and why are they important?

To thrive as a Groundwater Modeler, you need a strong background in hydrogeology, numerical modeling, and data analysis, typically supported by a degree in environmental science, geology, or engineering. Familiarity with modeling software such as MODFLOW, GIS platforms, and programming languages like Python or MATLAB is usually required. Strong problem-solving, attention to detail, and communication skills help interpret model results and collaborate with multidisciplinary teams. These skills are essential for accurately simulating groundwater systems and informing effective water resource management decisions.

What is a Groundwater Modeler?

A Groundwater Modeler is a professional who uses computer models to simulate the flow and distribution of groundwater in the subsurface. They analyze data from wells, aquifers, and environmental studies to predict how water moves underground and how it can be affected by human activities or natural changes. Their work is essential for managing water resources, assessing contamination risks, and supporting environmental remediation projects. Groundwater Modelers often collaborate with hydrogeologists, engineers, and policymakers to provide expertise on groundwater systems.
More about Groundwater Modeler jobs
What cities are hiring for Groundwater Modeler jobs? Cities with the most Groundwater Modeler job openings:
What states have the most Groundwater Modeler jobs? States with the most job openings for Groundwater Modeler jobs include:
Principal Hydrogeologist / Groundwater Modeler

Principal Hydrogeologist / Groundwater Modeler

Geosyntec Consultants, Inc.

Rancho Cordova, CA โ€ข On-site

$73K - $92K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago


Job description

Do you want to build an impactful career to change the world for the better? 

Geosyntec has an exciting opportunity for a Principal Quantitative Hydrogeologist / Groundwater Modeler in our Sacramento, California office.  This position is well-suited for a talented, highly experienced individual who is interested in contributing to innovative and challenging projects involving contaminated site assessment and remediation, groundwater management and water supply, litigation support, and contaminant fate and transport. 

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people.  Each employee is unique, and your career at Geosyntec will be too.  We offer competitive pay and benefits, and well-being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/.


  • Manage challenging technical projects while leveraging your existing knowledge and experience to help Geosyntec expand its current practices and capabilities through business development and client management.
  • Task and project management, including planning and implementing investigation and remediation projects, budgeting and budget management, adherence to schedule, quality, client satisfaction, and profitability.
  • Serve as the technical specialist on impacted groundwater projects.
  • Design and oversight of field investigations and development of conceptual hydrogeologic models.
  • Design strategy and oversee aquifer testing and hydrogeologic data analyses.
  • Design strategy and oversee data analysis/visualization of site investigation data including the preparation of tables, maps, and figures using both industry-standard and cutting-edge applications.
  • Design strategy and oversee preparation of, review of, and certify technical reports, letters, memoranda, plans, specifications, and proposals.
  • Lead meetings with clients, regulatory personnel, and other parties.
  • Lead proposal efforts and other business development activities.
  • Develop a client portfolio by acquiring new clients and effectively managing relationships to encourage repeat business.
  • Foster trust-based relationships with clients, regulatory personnel, and other project stakeholders.
  • Mentor, guide, and motivate early career staff assigned in the areas of project performance, cost, schedule management, client expectations and career development; work with employees to correct deficiencies.
  • At times, the job may also include fieldwork including client and regulator site tours and health and safety auditing.
  • Drive personal, company, and rental vehicles to client or company project or office sites, and other business locations, as needed.

  • Bachelor's degree in geology, hydrogeology, environmental sciences, civil engineering, environmental engineering, or similar. (required)
  • Advanced degree of the same. (preferred)
  • Professional registration (i.e., P.G., P.E.) (preferred)

  • At least 10 years of related experience; or equivalent combination of education and experience. (required) 
  • Experience with developing and analyzing aquifer performance tests. (required) 
  • Demonstrated interest in contaminant remediation and quantitative hydrogeology. (required)
  • Experience with visualization tools (e.g., ArcGIS, Leapfrog) and/or groundwater flow and geochemical modeling (Modflow, MT3D, geochemical equilibrium models). (preferred)
  • Experience with multi-disciplinary project teams. (required)
  • Demonstrated success in the development and management of clients. (required)
  • Ability to succeed in a fast-paced consulting environment, handling multiple project assignments, meeting strict deadlines, and traveling to client facilities as needed. (required)
  • Serve as a Testifying Expert on litigation matters involving hydrogeologic fate and transport. (preferred)
  • Current OSHA 40-hr HAZWOPER training and refreshers. (preferred) 
  • Health & Safety training, medical monitoring, and client-driven drug and background testing may be required. 
  • Valid U.S. driverโ€™s license and a satisfactory driving record for business travel. (required)

This opportunity will be posted for at least five days. Below are the potential compensation ranges that we in good faith believe are applicable for this role at the time of this posting and are only applicable for jobs to be performed in the specified location(s) below. The typical base salary range for this position is just one component of Geosyntecโ€™s total compensation package for employees. Actual compensation will be determined based on education, experience, skill set and location.

  • Minimum Salary: $149,330/year / Maximum Salary: $209,060/year (Sacramento)

We offer a comprehensive benefits package including, paid holidays, vacation, sick, and personal paid time off, medical, dental, vision, life, and disability insurance, 401(k), and other benefits to eligible employees.

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