Groundwater Modeler & Hydrogeologist - Remote/Hybrid

True Environmental; Oregon; Hybrid; USD 90,000 - 130,000; Full time

Benefits offered by this job

Full benefits

Job summary

Matrix New World Engineering, a part of True Environmental, seeks a Groundwater Modeler / Hydrogeologist to join our Arizona team. The role involves building and calibrating groundwater flow and transport models, supporting CSM development, and assisting with regulatory permit applications.

Ideal candidates will have a relevant degree and several years' experience with MODFLOW/MT3D, GIS, and scripting tools.

Qualifications

• Bachelor's in Geology, Hydrology, Environmental Science, or related field; Master's preferred.
• 3 years of experience with a Master's or 6 years with a Bachelor's in groundwater modeling, hydrogeology, water resources, or environmental consulting.
• Hands-on proficiency with MODFLOW, MODPATH, and MT3D. Familiarity with Groundwater Vistas preprocessing.
• Proficiency in ArcGIS Pro and other post-processing tools (Fortran, Python, Grapher, Surfer).
• Strong technical writing and communication skills; experience preparing technical reports and deliverables.

Responsibilities

• Build, calibrate, and apply numerical groundwater flow and solute transport models under senior technical staff guidance.
• Perform sensitivity, uncertainty, and predictive analyses for water resources and remediation modeling projects.
• Compile, evaluate, and manage spatial and subsurface datasets to support Conceptual Site Model (CSM) development.
• Assist with regulatory frameworks and permit applications (ADEQ, AZPDES, AWS) where applicable.
• Draft technical reports, memos, figures, and appendices for project deliverables.
• Support Project Managers with cost estimation, proposals, and task management.

Skills

Groundwater modeling

Hydrogeology

Numerical modeling

Technical writing

Python

GIS

Team collaboration

Education

Bachelor's in Geology

Master's degree preferred

Tools

MODFLOW

MODPATH

MT3D

Groundwater Vistas

ArcGIS Pro

Fortran

Python scripting

Grapher

Surfer

Job description

Matrix New World Engineering, a part of True Environmental, seeks a Groundwater Modeler / Hydrogeologist to join our Arizona team. The role involves building and calibrating groundwater flow and transport models, supporting CSM development, and assisting with regulatory permit applications.

Ideal candidates will have a relevant degree and several years' experience with MODFLOW/MT3D, GIS, and scripting tools.