Senior Hydrogeologist / Water Resources Lead

TL;DR

Senior Hydrogeologist / Water Resources Lead: Lead complex hydrogeologic investigations and design of groundwater resource projects with an accent on aquifer characterization, production well systems, and regulatory approvals. Focus on interpreting geophysical data, conducting large-scale pumping tests, and implementing managed aquifer recharge programs.

Location: Hybrid in Phoenix, AZ

Company

Premier environmental and engineering services consulting firm focused on water resources, remediation, and sustainable development.

What you will do

• Lead hydrogeologic investigations including design and oversight of deep production wells, ASR systems, and pumping tests.
• Collect and interpret lithologic and geophysical data to refine conceptual site models and aquifer properties.
• Serve as expert liaison with Arizona Department of Water Resources (ADWR) and Arizona Department of Environmental Quality (ADEQ) for water supply determinations and permits.
• Manage full project lifecycle from proposals and budgeting to subcontractor oversight.
• Design characterization programs for managed aquifer recharge sites with mounding analysis.
• Support environmental compliance through groundwater assessments and permit applications.
• Mentor junior staff in well logging, sampling, and hydraulic testing.

Requirements

• Bachelor’s in Geology, Hydrology, or Geological Engineering; Master’s preferred
• Registered Geologist (P.G.) in Arizona or reciprocity within 12 months
• 10+ years in hydrogeology, water resources, or remediation
• 2+ years leading technical teams or large field programs
• Advanced proficiency in aquifer test analysis (AQTESOLV), well design, and GIS
• Proven technical writing for reports, permits, and proposals
• Ability to balance field and office work; pass drug & alcohol testing

Nice to have

• Expertise in zonal groundwater sampling and borehole geophysics
• Familiarity with Arizona Active Management Area (AMA) regulations
• Experience with large-diameter production wells (1,500+ feet)
• Strong data management for regional hydrogeologic datasets

Culture & Benefits

• Fast-paced environment balancing field oversight and office management
• Opportunity to work on high-level consulting in Arizona Water Services group
• EEO employer with consideration for all qualified applicants