Demo

Senior Hydrogeologist

GSI Service Group, Inc.
Boulder, CO Full Time
POSTED ON 7/25/2026
AVAILABLE BEFORE 9/24/2026

JOB SUMMARY

Responsible for planning, performing, and reporting on hydrogeologic investigations and remediation projects. 

DUTIES AND RESPONSIBILITIES

Duties include but are not limited to:

  • Numerical groundwater modeling
  • Technical oversight and statistical analysis of hydrogeologic data, contaminant fate and transport analyses, groundwater modeling, and remediation alternatives.
  • Prepare plans for hydrogeologic characterization of groundwater and/or surface water
  • Present methodologies, data, conclusions, and recommendations internally and to clients and regulators
  • Communicates results to management, field teams, the client, and others.
  • Writes/assists with proposals, work plans, interim and final reports, as well as research.
  • Prepares and gives presentations at conferences and acts as liaison to clients.
  • Provides accurate project information to stakeholders, clients, and internally to team leaders and managers.
  • Mentors junior level staff on methodologies and apply in-house procedures to field and office tasks.
  • Achieve excellent performance ratings from clients for hydrogeologic tasks performed during the course of GSI projects.
  • Stay abreast of new and emerging technologies in support of hydrogeologic field data collection activities.
  • Performs advanced analyses to support assessment of conceptual site models.
  • Provide GPS data collection training to field teams.
  • May occasionally participate in field data collection activities.

MINIMUM QUALIFICATIONS, SKILLS, AND EDUCATIONAL REQUIREMENTS

  • Bachelors degree Geology or Hydrogeology
  • Experience working with government GIS clients
  • Ability to work outside normal work hours at short notice as dictated by work load
  • Ability to work away from primary work location in excess of normal work day
  • Ability to travel outside the US
  • Excellent verbal and written communication skills; ability to understand and explain company policy concerning hydrogeologic practices to executives, managers, employees, and clients
  • Ability to work under pressure and meet tight deadlines
  • Knowledge of and experience with groundwater modeling software.
  • Proficient user of computer systems; Microsoft office software (word, excel, outlook), groundwater and contaminant modeling software, and documentation control systems
  • Must be able to provide a clean driving record & have a valid Driver’s License
  • Preferred candidate will have experience in Hawaii
  • Preferred candidate will have experience working with Department of Defense and regulatory agencies

Salary.com Estimation for Senior Hydrogeologist in Boulder, CO
$105,677 to $143,709
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Hydrogeologist?

Sign up to receive alerts about other jobs on the Senior Hydrogeologist career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$80,432 - $104,273
Income Estimation: 
$215,062 - $277,702
Income Estimation: 
$86,888 - $120,937
Income Estimation: 
$153,139 - $200,747
Income Estimation: 
$80,432 - $104,273
Income Estimation: 
$215,062 - $277,702
Income Estimation: 
$86,888 - $120,937
Income Estimation: 
$153,139 - $200,747

Sign up to receive alerts about other jobs with skills like those required for the Senior Hydrogeologist.

Click the checkbox next to the jobs that you are interested in.

  • Business Analytics Skill

    • Income Estimation: $157,409 - $240,084
    • Income Estimation: $161,099 - $233,768
  • Data Collection Skill

    • Income Estimation: $180,311 - $233,244
    • Income Estimation: $235,880 - $401,460
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at GSI Service Group, Inc.

  • GSI Service Group, Inc. Honolulu, HI
  • CONSTRUCTION - SENIOR PROJECT MANAGER Looking for Qualified candidate on Oahu with Federal Construction Project Management Experience. Qualifications: 4-ye... more
  • 2 Days Ago

  • GSI Service Group, Inc. Honolulu, HI
  • ENGINEERING - CIVIL ENGINEER V JOB DESCRIPTION/SUMMARY Licensed professional engineer with sound and diversified knowledge of engineering principles and pr... more
  • 2 Days Ago

  • GSI Service Group, Inc. Honolulu, HI
  • CONSTRUCTION QUALITY CONTROL MANAGER JOB SUMMARY The CQC Manager will be assigned to Department of Defense (DOD) construction project(s) located in various... more
  • 8 Days Ago

  • GSI Service Group, Inc. Honolulu, HI
  • CONSTRUCTION PROJECT ENGINEER JOB SUMMARY The Construction Sr. Project Engineer is responsible for assisting project managers and estimators with preparati... more
  • 15 Days Ago


Not the job you're looking for? Here are some other Senior Hydrogeologist jobs in the Boulder, CO area that may be a better fit.

  • MorningStar Senior Living Longmont, CO
  • Certified QMAP ~ Senior Living Community ~ Longmont Full Time Pay Rate: $20-22 $1.50 Shift Differential Overnights Schedule 6:00PM - 6:00AM - NOC Every oth... more
  • 21 Days Ago

AI Assistant is available now!

Feel free to start your new journey!