Senior Hydrogeologist/Groundwater Modeling Team Leader

True Environmental•Phoenix, AZ

16h•Hybrid

About The Position

Matrix New World Engineering, a part of True Environmental, is seeking an experienced Senior Hydrogeologist/Groundwater Modeling Team Leader to join their team in Phoenix, AZ. This is a full-time position with the flexibility to work remotely or in the Phoenix office. The role involves leading and managing technical aspects of groundwater flow and solute transport modeling projects, as well as other groundwater resources and environmental consulting projects. The candidate will also assist with managing the groundwater modeling team's day-to-day operations and interface with clients as a Project Manager and Senior Hydrogeologist. The position requires advanced technical, communication, and writing skills, with a focus on projects related to Arizona's water resources and environmental regulations.

Requirements

Bachelor's degree in Geology, Hydrogeology, or Environmental Science
10 years in groundwater modeling/hydrogeology/water resources and/or the engineering/environmental remediation sectors
Proficiency in numerical groundwater flow and transport software, including MODFLOW, MODPATH, and MT3D.
Familiarity with pre-processing applications such as Groundwater Vistas.
Proficiency in Geographic Information Systems (ArcGIS Pro) and other post-processing methods such as Fortran, Python, Grapher, Surfer
Extensive groundwater modeling experience and familiarity with the unique groundwater challenges and regulations in Arizona and the arid Southwestern United States
Experience with developing and applying groundwater flow and transport models in support of environmental compliance, hydrogeologic evaluation and decision making and litigation support
At least 2 years of senior leadership experience
Project management experience in groundwater resources or environmental consulting projects
Efficient proposal writer and cost estimator with very proficient technical writing skills
Capable of working on multiple projects in a dynamic, fast-paced, team-oriented environment
Strong communication, information technology, and data management skills

Nice To Haves

Master’s degree preferred
Familiarity with parameter estimation tools such as Parameter Elimination (PEST)
Experience interpreting geologic, hydrogeologic and analytical data to develop and use conceptual hydrogeologic and predictive computer models
Familiarity and experience with APP, AZPDES and USF modeling requirements
Experience supporting mining permitting and compliance
Advanced proficiency in working with large model datasets using script development, text editors, and relevant software

Responsibilities

Lead and manage technical aspects of groundwater flow and solute transport modeling projects including Conceptual Site Model (CSM) development, model design, construction, calibration, and application of numerical models as well as conducting sensitivity and uncertainty analyses.
Lead and manage other aspects of groundwater resources and environmental consulting projects including data acquisition, data analysis, permitting support, and report preparation.
Assist with and/or manage multiple groundwater resources and environmental consulting projects including cost estimating, proposal preparation, budget tracking, and invoicing.
Assist with and/or manage day-to-day operations of the groundwater modeling team, ensuring on-time delivery of high-quality work and acting as the primary internal contact for project execution.
Interface with clients as the Project Manager and Senior Hydrogeologist for projects, including but not limited to: Groundwater resources studies and hydrology studies to support Arizona Department of Water Resources (ADWR) permitting programs, such as the Assured and Adequate Water Supply (AWS) determinations, Well Spacing – Well Impact studies and Underground Storage Facility (USF) applications Remedial investigations/feasibility studies, including water quality studies to support Arizona Department of Environmental Quality (ADEQ) permitting programs, such as the Aquifer Protection Permit (APP) and Arizona Pollutant Discharge Elimination System (AZPDES) permit applications Hydrogeologic characterization in support of developing managed aquifer recharge (MAR) sites and aquifer storage and recovery (ASR) wells, complete with aquifer impact analyses including projected groundwater mounding and potential mobilization of contaminants in the vadose zone and aquifer
Serve as primary modeling liaison with clients, stakeholders, and federal and state regulatory personnel including meetings to discuss technical findings and project permitting requirements
Mentor, supervise, and train junior groundwater modelers