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Senior Hydrogeologist

Job in Bellevue, King County, Washington, 98009, USA
Listing for: Terraphase Engineering Inc.
Full Time position
Listed on 2026-05-31
Job specializations:
  • Engineering
    Geology / Geoscience, Environmental Engineer, Environmental Compliance
  • Science
    Geology / Geoscience, Environmental Compliance
Salary/Wage Range or Industry Benchmark: 100000 - 150000 USD Yearly USD 100000.00 150000.00 YEAR
Job Description & How to Apply Below

Description

Terraphase is seeking a Principal Hydrogeologist, Geologist, or Groundwater Geologist. The role provides strategic and technical support on client projects and leads business development within the firm’s water resources, environmental investigation/remediation, and litigation support service areas. The role involves client engagement, project management, and staff development, with multidisciplinary engagements requiring collaboration and communication with a team of consulting scientists and engineers.

Responsibilities
  • Be involved in projects with our Environmental, Geotechnical, and Hydrogeology Teams and be a part of a growing organization that meets our clients’ objectives and solves their challenges.
  • Familiar with the drilling, design, construction, testing, evaluation, and rehabilitation of large capacity water supply wells.
  • Develop and apply analytical, analytic elements, and numerical groundwater models to support contaminated site investigations and water resource projects.
  • Analyze and interpret well testing data, model results, geophysical data, and hydrogeological data and prepare plots and reports.
  • Provide technical support for well drilling, wellhead protection, water rights, geologic and hydrogeologic investigations, hydrogeologic testing, geologic and hydrogeologic visualization, analytical and numerical groundwater flow modeling, contaminated sites investigations, and development of conceptual site models.
  • Plan and manage projects and participate in client and regulatory meetings.
  • Lead business development activities, including client contact/presentations, proposal writing, and professional society participation.
  • Serve as an internal technical resource to provide guidance and reviews to ensure technical quality within Terraphase and mentor junior staff.
Who You Are
  • Hold an advanced degree in Geology, Environmental Science, or a related field.
  • Licensed Hydrogeologist (LHG) in the state of Washington.
  • Minimum of 15 years of experience in hydrogeology consulting or a related field.
  • Familiarity with Washington State geology, hydrogeology, and environmental regulations and permitting processes.
  • Experienced with industry-standard numerical modelling packages and analytical codes.
  • Strong reputation among clients and peers for creativity, integrity, responsiveness, and technical expertise.
  • Well-versed with typical production well drilling techniques.
  • Skilled with the installation and operation of groundwater monitoring instrumentation.
  • Strong technical skills in modelling analysis.
  • Excellent technical writing and oral communication skills.
  • Experience leading project teams and supervising the work of others.
  • Ability to effectively prioritize and manage multiple tasks and projects.
  • Ability to work effectively as a part of a team as well as independently.
Compensation

Compensation for this position is based on years of experience, technical expertise, technical education, and geographic location.

Pay Range

$100,000 - $150,000 USD

Who We Are

We are an environmental consulting company that offers cost-effective solutions to complex environmental and engineering challenges. We apply technical expertise and keen awareness of the regulatory framework to achieve our clients' project goals and objectives. The combined talent and experience of Terraphase's engineers, geologists, and scientists form the foundation for a comprehensive environmental management approach.

Terraphase was founded with the goal of developing a full-service engineering and consulting firm that provides high-quality services to clients with regional and nationwide operations. We are driven by creating valuable work products for our company and clients, and a rewarding environment for our employees. Our staff is comprised of registered professionals in civil engineering, geology, hydrogeology, and geotechnical engineering.

Our unique company culture philosophy of appreciating and recognizing individuals for their work, leadership, and mentoring, while supporting and encouraging a healthy personal and professional lifestyle help to make Terraphase one of the best places to work.

Benefits

Terraphase offers an extensive benefits package including:
Medical, Dental, Vision, Employer Paid Life Insurance, Long-Term Disability, a generous 401(k) match, Commuter Benefits, Terra Lunches, Terra Talks, Tuition/Licensing/Professional Development Reimbursement, Flexible Work Schedule, ongoing company-sponsored events.

EOE Statement

EOE STATEMENT

Terraphase is an Equal Opportunity Employer, committed to an inclusive and diverse work environment where individual strengths and diverse viewpoints are respected and complement each other to achieve common goals. (EOE M/V/F/D)

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Position Requirements
10+ Years work experience
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