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Principal Geoscientist Jobs (NOW HIRING)

Principal Geochemist

Denver, CO · On-site +1

$150K - $200K/yr

Principal Geochemist ITASCA North America | U.S.-based About the role ITASCA North America is ... geoscience. * Strong experience with mining-related geochemistry, including water quality ...

Principal Geochemist

Denver, CO · On-site

$150 - $200/hr

Principal Geochemist ITASCA North America | U.S.-based About the role ITASCA North America is ... geoscience. * Strong experience with mining-related geochemistry, including water quality ...

... Finance, Geoscience, Mathematics or similar quantitative degree AND 2 years relative field ... Regulatory Consultant Principal: Bachelor's degree from an accredited college or university in ...

Showing results 21-40

Principal Geoscientist information

See salary details

$36.5K

$109.4K

$182K

How much do principal geoscientist jobs pay per year?

As of Aug 16, 2026, the average yearly pay for principal geoscientist in the United States is $109,393.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $125,000.00 per year, depending on experience, location, and employer.

How does a principal geoscientist typically collaborate with multidisciplinary teams on major projects?

A Principal Geoscientist often leads collaboration between geologists, engineers, environmental scientists, and project managers to ensure that geological data informs key project decisions. They are responsible for integrating complex datasets, overseeing fieldwork and analysis, and communicating findings to both technical and non-technical stakeholders. This role requires strong leadership and communication skills, as Principal Geoscientists frequently facilitate meetings, coordinate project timelines, and resolve technical challenges across diverse teams.

What is a principal geoscientist?

Principal Geoscientists are senior-level experts who lead geoscience projects, often in industries like oil and gas, mining, or environmental consulting. They provide technical direction, mentor junior staff, and ensure that geological data and interpretations meet high industry standards. Their role often involves integrating complex geological, geophysical, and geochemical data to support exploration and development decisions. Principal Geoscientists are also responsible for communicating findings to stakeholders and guiding strategic decisions based on their expertise.

What is the difference between Principal Geoscientist vs Senior Geoscientist?

AspectPrincipal GeoscientistSenior Geoscientist
CredentialsTypically requires advanced degrees (MSc or PhD) and extensive industry experienceUsually requires a master's degree and several years of experience
Work EnvironmentLeads projects, provides strategic direction, and mentors teamsPerforms complex technical tasks, supports project execution
Employer & Industry UsageUsed in large oil, gas, and mineral companies for senior technical leadershipCommonly found in similar industries, focusing on technical expertise

The main difference between a Principal Geoscientist and a Senior Geoscientist lies in their level of responsibility and leadership. The Principal Geoscientist typically holds a higher strategic role, overseeing projects and guiding teams, while the Senior Geoscientist focuses on technical execution and project support. Both roles require strong technical skills, but the Principal position emphasizes leadership and industry influence.

What are the key skills and qualifications needed to thrive as a principal geoscientist, and why are they important?

To thrive as a Principal Geoscientist, you need advanced expertise in geology, geophysics, or a related field, usually supported by a relevant degree (often a master's or PhD) and substantial industry experience. Familiarity with geological modeling software (e.g., Petrel, Leapfrog), GIS platforms, and data interpretation tools is typically required, along with professional certifications such as CPG or P.Geo where applicable. Excellent leadership, project management, and communication skills help you guide multidisciplinary teams and engage stakeholders effectively. These skills and qualifications are crucial for delivering high-quality scientific analysis and strategic decision-making in complex geoscience projects.
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What job categories do people searching Principal Geoscientist jobs look for?

The top searched job categories for Principal Geoscientist jobs are:

Infographic showing various Principal Geoscientist job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, and 50% Remote job distribution, with an average salary of $109,393 per year, or $52.6 per hour.

Principal Environmental Professional

GSI Environmental Inc.

Missoula, MT • On-site, Remote

$170K - $210K/yr

Full-time

Re-posted 26 days ago


Job description

GSI is a privately held, employee-owned company offering superior compensation, benefits, professional development, with ownership opportunities for excellent candidates. GSI is highly respected nationally and internationally for the quality of its professional environmental services and the technically advanced projects it has completed over its 39 years of operation.

GSI employs cross-disciplinary teams of environmental engineers and scientists, including toxicologists, geologists, hydrogeologists, ecologists, chemists, oceanographers, and data scientists with seamless collaboration over both technical disciplines and offices. Headquartered in Houston, Texas, GSI operates offices in Texas (Austin and Houston), California (Irvine, the San Francisco Bay Area, and Folsom), Washington (Olympia), Montana (Missoula and Helena), North Carolina (Raleigh), and New York (Syracuse). Our talented staff of environmental professionals perform projects nationwide and internationally. Key opportunities of the Principal role will include:

  • Join a Thriving Firm: Be part of a privately-owned company renowned for its technical excellence and strong industry reputation. We are committed to measured, purposeful growth that maintains the integrity of our unique culture.

  • Be a Leader and Owner: Take on a significant role in managing a mid-sized company with over 250 employees. Enjoy meaningful ownership and profit-sharing opportunities that recognize and reward your contributions.

  • Advance the Science: Lead and innovate in the fields of toxicology, health sciences, and risk assessment. Your expertise will drive advancements and make a tangible impact on our projects and the industry.

Responsibilities:

The successful candidate will be responsible for leading a practice area that is complementary to GSIs existing technical service offerings. Preferred environmental disciplines include (but are not limited to) engineering, mining, hydrogeology, toxicology, water resources, groundwater modeling, air quality, risk assessment, and compliance. The candidate will be responsible for the professional, technical, and administrative activities of the company. Develop long-range plans; provide effective leadership; and develop and recommend corporate objectives, goals, and budgets. Negotiate critical and controversial issues with officers of other organizations and companies. Take responsibility for a large segment of the company in area of specialization. Directly supervises technical staff and plays major role in maintaining staff utilization.

The successful candidate will have a strong track record of leadership and business development with the following qualifications:

  • Advanced degree in geosciences, engineering, toxicology, or related field.
  • 15-20 years of work experience with heavy emphasis on environmental consulting for the private sector.
  • Professional licensure, such as Professional Engineer (PE), Professional Geoscientist (PG), Diplomate American Board of Toxicology (DABT) certification.
  • Direct experience with groundwater/soil/air contamination, contaminant fate and transport, and site investigation/remediation.
  • Litigation experience as a consulting and/or testifying expert.
  • Experience serving as a primary point of contact with clients and managing project teams and budgets.
  • Experience developing sampling plans for remedial investigations, constructing conceptual models, conducting data analysis and visualization, and preparing technical reports.
  • Ability to perform independent research and analysis.
  • Ability to work across geographies with experts in different offices.
  • Strong mentoring, professional development of staff, and recruiting skills.
  • Excellent verbal and written communication skills.
  • Working knowledge of state and federal environmental cleanup regulations is preferred (e.g., TRRP, LPST Rules, and/or Railroad Commission of Texas Cleanup Rules, RCRA, and/or CERCLA).
  • 40-hour OSHA HAZWOPER certification preferred

Job Perks:

  • Competitive salary and benefits with attractive year-end bonuses.
  • Expectation for company share ownership.
  • Flexible work environment with potential for remote work.
  • Participation in conferences, technical presentations, and publications.
  • Collaborative atmosphere.

The base salary for this position will be determined by the candidate’s geographic location, education, relevant degree, related experience, and overall qualifications.

Salary range: $170,000 - $210,000 +