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Principal Engineering Geologist Jobs (NOW HIRING)

GeoSoils Inc

Principal Engineering Geologist

Carlsbad, CA · On-site

$110K - $150K/yr

The Principal Engineering Geologist will lead and oversee site investigations, including planning and executing field work such as subsurface exploration, mapping, preliminary investigations, grading ...

Geosoils Inc

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Principal Engineering Geologist (CEG)

Carlsbad, CA · On-site

$110K - $150K/yr

We are seeking a licensed Certified Engineering Geologist (CEG) to join our growing team in Carlsbad. This role is ideal for a technically strong geologist with experience in geotechnical ...

Geosoils Inc

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Principal Engineering Geologist (CEG)

Carlsbad, CA · On-site

$110K - $150K/yr

We are seeking a licensed Certified Engineering Geologist (CEG) to join our growing team in Carlsbad. This role is ideal for a technically strong geologist with experience in geotechnical ...

Wood Rodgers

Principal Engineer

Roseville, CA · On-site

$126K - $158K/yr

Principal Engineer Department: Geotechnical Employment Type: Full Time Location: Roseville, CA ... Bachelor in Engineering (BS) in Civil Engineering/Geology. * Master's degree (MS) in Geotechnical ...

Wood Rodgers

Principal Engineer

Sacramento, CA · On-site

$126K - $158K/yr

Principal Engineer Department: Geotechnical Employment Type: Full Time Location: Sacramento, CA ... Bachelor in Engineering (BS) in Civil Engineering/Geology. * Master's degree (MS) in Geotechnical ...

Endurance Energy

Principal Geologist

Seattle, WA · On-site

$160K - $200K/yr

What you'll be doing As the Principal Geologist at Endurance, you'll be at the forefront of ... You'll wear multiple hats, working directly with our engineering teams to translate geological ...

Wood Rodgers

Principal Engineer

Roseville, CA

$126K - $158K/yr

A day in the life as a Wood Rodgers' Principal Engineer * Develop and maintain internal and ... Bachelor in Engineering (BS) in Civil Engineering/Geology. * Master's degree (MS) in Geotechnical ...

Wood Rodgers

Principal Engineer

Sacramento, CA

$126K - $158K/yr

A day in the life as a Wood Rodgers' Principal Engineer * Develop and maintain internal and ... Bachelor in Engineering (BS) in Civil Engineering/Geology. * Master's degree (MS) in Geotechnical ...

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Principal Engineering Geologist information

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$74K

$147.2K

$212.5K

How much do principal engineering geologist jobs pay per year?

As of Jun 30, 2026, the average yearly pay for principal engineering geologist in the United States is $147,220.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,500.00 and $173,000.00 per year, depending on experience, location, and employer.

What type of geologist gets paid the most?

Principal engineering geologists tend to earn higher salaries due to their advanced expertise, leadership responsibilities, and experience in managing complex projects. Salaries can also vary based on industry, location, and certifications such as Professional Geologist (PG) licensure, with those working in consulting or resource extraction often earning more.

What are the key skills and qualifications needed to thrive as a Principal Engineering Geologist, and why are they important?

To thrive as a Principal Engineering Geologist, you need advanced expertise in geology, geotechnical analysis, and risk assessment, typically supported by a relevant degree and significant field experience. Proficiency with geotechnical software such as PLAXIS, GIS systems, and experience with site investigation techniques and reporting standards is essential. Strong leadership, communication, and project management skills distinguish top performers by enabling effective collaboration and client interactions. These competencies are crucial for ensuring the safety, compliance, and success of complex engineering projects involving ground conditions and environmental risks.

How does a Principal Engineering Geologist typically collaborate with multidisciplinary teams on large infrastructure projects?

A Principal Engineering Geologist works closely with civil engineers, environmental scientists, project managers, and contractors to assess site conditions and advise on ground-related risks. They often lead geotechnical investigations, interpret data, and present findings to ensure that geological factors are fully integrated into design and construction plans. Effective communication and coordination are crucial, as their recommendations can directly impact project safety, cost, and timelines. Regular meetings and site visits are common, ensuring that all stakeholders remain informed and aligned throughout the project.

What are Principal Engineering Geologists?

Principal Engineering Geologists are highly experienced professionals who assess geological factors that can impact engineering projects such as tunnels, dams, buildings, and roads. They analyze soil, rock, groundwater, and other earth materials to provide recommendations for safe and effective construction. Their role often involves leading teams, managing projects, and ensuring compliance with regulations, while also liaising with clients and other engineers. Principal Engineering Geologists play a critical part in minimizing geological risks and ensuring sustainable development.

How much does a principal geologist make in the US?

A principal engineering geologist in the US typically earns between $90,000 and $150,000 annually, depending on experience, location, and industry sector. Senior roles often include leadership responsibilities and require advanced certifications or specialized skills in geology and environmental assessment.

What is the difference between Principal Engineering Geologist vs Geotechnical Engineer?

AspectPrincipal Engineering GeologistGeotechnical Engineer
CredentialsGeology degree, professional geology license, advanced certificationsGeotechnical engineering degree, engineering license, certifications in geotechnical analysis
Work EnvironmentField investigations, site assessments, geological mappingLaboratory testing, design of foundations, slope stability analysis
Industry UsageMining, environmental consulting, natural resource explorationConstruction, infrastructure projects, civil engineering firms

The Principal Engineering Geologist primarily focuses on geological assessments, site investigations, and environmental considerations, often working in natural resource and environmental sectors. In contrast, Geotechnical Engineers concentrate on soil and rock mechanics to design foundations and support structures. Both roles require specialized credentials and are vital in construction and environmental projects, but they differ in their core expertise and typical work environments.

What is the highest paid geologist?

Principal Engineering Geologists are among the highest-paid geologists, especially with extensive experience and advanced certifications. Salaries can exceed $100,000 annually, depending on industry, location, and specialization in areas like environmental or geotechnical geology.

Is there a high demand for geologists?

The demand for geologists, including principal engineering geologists, is generally steady due to ongoing needs in environmental assessment, natural resource exploration, and infrastructure projects. Employment opportunities are often influenced by industry activity, regulatory requirements, and regional development, with specialized skills in site investigation and geotechnical analysis being highly valued.
More about Principal Engineering Geologist jobs
What states have the most Principal Engineering Geologist jobs? States with the most job openings for Principal Engineering Geologist jobs include:
What job categories do people searching Principal Engineering Geologist jobs look for? The top searched job categories for Principal Engineering Geologist jobs are:
Principal Engineering Geologist jobs near you
Infographic showing various Principal Engineering Geologist job openings in the United States as of June 2026, with employment types broken down into 96% Full Time, and 4% Part Time. Highlights an 90% Physical, 4% Hybrid, and 6% Remote job distribution, with an average salary of $147,220 per year, or $70.8 per hour.
Principal Engineering Geologist

Principal Engineering Geologist

GeoSoils Inc

Carlsbad, CA • On-site

$110K - $150K/yr

Other

Medical, Dental, Vision, Retirement

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Company Description

GeoSoils Inc is a geotechnical consulting company headquartered in Carlsbad, California, serving clients across the region with specialized geotechnical and engineering geology services. The firm focuses on providing practical, science-driven solutions for development, infrastructure, and environmental projects. Team members collaborate closely with public agencies, private developers, engineers, and design professionals. GeoSoils Inc offers opportunities to work on diverse projects, apply advanced technical skills, and contribute to safe, sustainable site development. The organization values professionalism, technical excellence, and clear communication in all client engagements.


Role Description

This full-time, on-site Principal Engineering Geologist role is based in Carlsbad, CA. The Principal Engineering Geologist will lead and oversee site investigations, including planning and executing field work such as subsurface exploration, mapping, preliminary investigations, grading, logging, and sampling. Daily responsibilities include interpreting geological and geotechnical data, developing subsurface models, and preparing technical reports, recommendations, and design parameters for foundations, slopes, and earthwork. The role involves coordinating with project managers, engineers, clients, and regulatory agencies, as well as mentoring and guiding junior staff in field practices, data interpretation, and report writing. The Principal Engineering Geologist will also support project scoping, proposal preparation, quality control, and help ensure adherence to safety, industry standards, and company procedures.


Qualifications

  • Strong expertise in Engineering Geology, including geologic mapping, hazard evaluation, and interpretation of subsurface conditions.
  • Proficiency in Geotechnical Engineering applications, including foundation recommendations, slope stability considerations, and earthwork evaluation.
  • Demonstrated experience with Site Investigation and Field Work, including planning and supervising drilling, test pits, sampling, and in-situ testing.
  • Hands-on skills in logging of borings, test pits, and other subsurface data, with accurate documentation and classification.
  • Professional licensure as a Certified Engineering Geologist (CEG) in California, or eligibility to obtain in a reasonable timeframe.
  • Bachelor’s degree in Geology, Geological Engineering, or a related field; a master’s degree is preferred.
  • Substantial experience in applied engineering geology for land development, transportation, or infrastructure projects, including project leadership responsibilities.
  • Strong technical writing and communication skills, with the ability to prepare clear, concise reports and present findings to clients and agencies.
  • Proficiency with common geotechnical and geology software, and familiarity with relevant building codes and local regulatory requirements.
  • Ability to manage multiple projects, lead multidisciplinary teams, and mentor junior professionals while maintaining a strong safety culture


What We Offer

  • Salary range: $110,000 to $150,000 (commensurate with experience)
  • 401K plan with company match
  • Vehicle and Phone Allowance
  • Performance-based bonuses
  • Medical, dental, and vision benefits
  • Opportunities for growth and leadership
  • Collaborative, team-oriented environment


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