Hydrogeologist

Join a team that supports scientific excellence, dedication to quality work, and employee commitment to personal life, family, and community.

The fact that many employees have been with us for more than 20 years speaks for itself! The M&A team comprises both seasoned and early-career professionals, and newer staff benefit from the loyalty, commitment, and mentorship of our experienced staff members. Our work is important and our employees find it rewarding. Everything we do represents M&A, and employees take pride in our earned reputation for quality.

Position: Staff Hydrogeologist

Location: Tucson, AZ

Job :274

# of Openings:1

Montgomery & Associates (M&A) is hiring a full-time Staff Hydrogeologist to work out of our Tucson, Arizona office. This role combines fieldwork and office work, with a focus on water well drilling, lithologic logging, well construction, sampling, and aquifer testing. Fieldwork is expected to be approximately 70% of the role—mostly at remote sites in Arizona and for occasional projects in California and Nevada—with the remaining 30% in office.

We're looking for a self-motivated professional with strong time management, organizational, and communication skills. M&A provides comprehensive training for both field and office work.

• Observe and document drilling operations including describing drill cuttings in basin-fill and hard rock settings, characterizing hydrogeologic conditions, interpreting borehole geophysical logs, and conducting airlift tests
• Oversee monitor and production well installation including inspecting and measuring materials, verifying compliance with technical specifications, and monitoring drilling contractor activities
• Observe and document well development, rehabilitation, and pump installation
• Conduct aquifer characterization, which may include pumping, packer, and slug tests
• Measure water levels and download data from data loggers
• Collect water and soil samples, measure water quality parameters, prepare chain-of-custody documentation, and submit samples to laboratories
• Install, configure, and maintain groundwater and surface water monitoring instruments and telemetry systems, both on-site and remotely, and integrate data into data management system
• Prepare water and soil sample documentation and submit samples to laboratories
• Follow health and safety protocols, regulations policies, and procedures
• Maintain detailed field notes and report daily activities to project managers and clients
• Prepare lithologic logs, well construction diagrams, hydrographs, and maps
• Build data tables and plots in spreadsheet and graphing software to analyze field data
• Prepare data summaries, presentations, and technical reports and memos
• Participate in client meetings and calls to present results and recommendations
• Assist development of scopes of work, sampling and analysis plans, drilling technical specifications, and health and safety plans

• Bachelor's degree in geology, hydrogeology, or a closely related field
• 0 to 3 years of professional experience as a geologist or hydrogeologist
• Experience in well drilling, lithologic logging, well construction, and aquifer testing or relevant coursework
• Ability to interpret geologic conditions in bedrock and basin-fill environments
• Analytical skills in hydrographs, water contour assessments, and aquifer test analysis
• Ability to use electrical and electronic field instruments, hand tools, and power tools
• Clear technical writing skills and proficiency with Microsoft Office or similar software
• Strong interpersonal and communication skills
• Commitment to safe work practices in the field and office
• Ability to travel for fieldwork, with field shifts of up to 14 hours per day and assignments lasting 1 to 14 days
• Flexibility to…