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Geoscience Jobs in California (NOW HIRING)

Tetra Tech

Geoscience Drafter

Diamond Bar, CA · On-site

$30 - $40/hr

Tetra Tech, SWW is seeking a part-time Geoscience Drafter with extensive geotechnical background and knowledge to support our geotechnical group in Diamond Bar, CA. Under direct supervision from a ...

Tetra Tech, Inc.

Geoscience Drafter

Diamond Bar, CA · On-site

$30 - $40/hr

Tetra Tech, SWW is seeking a part-time Geoscience Drafter with extensive geotechnical background and knowledge to support our geotechnical group in Diamond Bar, CA. Under direct supervision from a ...

Certerra Subsurface Imaging

Geoscientist I

Lake Forest, CA

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Geoscientist I Job Summary: hydroGEOPHYSICS (Certerra Subsurface Imaging; HGI) is a geophysical services company that provides state-of-the-art solutions to our customer's needs. HGI works within the ...

Certerra Subsurface Imaging

Geoscientist I

Lake Forest, CA · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Geoscientist I Job Summary: hydroGEOPHYSICS (Certerra Subsurface Imaging; HGI) is a geophysical services company that provides state-of-the-art solutions to our customer's needs. HGI works within the ...

Terra AI

Senior Geologist

Redwood City, CA · On-site

$185 - $250/hr

Terra AI is building a new category at the intersection of artificial intelligence, geoscience, and critical resource development. As global demand for copper, lithium, nickel, rare earth elements ...

TRS Staffing Solutions

Mid Level Environmental Engineer

Irvine, CA · On-site

$90K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Qualifications: · A Bachelors degree or higher in the Geosciences, Environmental Engineering, or related field is required; a Masters degree is preferred. · Between 3 and 10 years of relevant ...

Terra AI

Head of Commercial

Redwood City, CA · On-site

$18K - $250K/yr

Terra AI is building a new category at the intersection of artificial intelligence, geoscience, and critical resource development. As global demand for copper, lithium, nickel, rare earth elements ...

Terra AI

Senior Geologist

Redwood City, CA · On-site

$185K - $250K/yr

Terra AI is building a new category at the intersection of artificial intelligence, geoscience, and critical resource development. As global demand for copper, lithium, nickel, rare earth elements ...

Terra AI

Senior Geologist

Redwood City, CA · On-site

$185K - $250K/yr

Terra AI is building a new category at the intersection of artificial intelligence, geoscience, and critical resource development. As global demand for copper, lithium, nickel, rare earth elements ...

Terra AI

Head of Commercial

Redwood City, CA · On-site

$18K - $250K/yr

Terra AI is building a new category at the intersection of artificial intelligence, geoscience, and critical resource development. As global demand for copper, lithium, nickel, rare earth elements ...

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Geoscience information

See California salary details

$17

$44

$64

How much do geoscience jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for geoscience in California is $44.23, according to ZipRecruiter salary data. Most workers in this role earn between $19.77 and $57.20 per hour, depending on experience, location, and employer.

What is geoscience?

Geoscience is the scientific study of the Earth, including its structure, processes, materials, and history. It encompasses various subfields such as geology, meteorology, oceanography, and environmental science. Geoscientists investigate natural phenomena like earthquakes, volcanoes, and climate change to better understand how the Earth works and to help manage natural resources and hazards. Careers in geoscience can involve research, fieldwork, data analysis, and environmental management.

What is geoscience?

Geoscience focuses on the study of subjects related to the earth. Your duties as a geoscientist may include studying geology, oceanography, volcanology, seismology, soil science, geophysics, or geochemistry. The responsibilities of some geoscientists include working to understand the atmosphere, climate, or natural resources, such as petroleum or precious metals. Any job that focuses on understanding, analyzing, or interpreting the physical characteristics of the earth is a geoscience career. You can also focus on studying past planetary conditions or making forecasts about the future.

What are the key skills and qualifications needed to thrive in geoscience, and why are they important?

To thrive in geoscience, you need a solid background in earth sciences, geology, and data analysis, usually supported by a relevant degree. Familiarity with GIS software, remote sensing tools, and laboratory techniques is commonly required. Strong problem-solving, communication, and teamwork skills help geoscientists interpret data and collaborate on projects. These skills are crucial for accurately analyzing earth processes, informing decision-making, and addressing environmental and resource challenges.

What types of projects do geoscientists typically work on, and how do they collaborate with professionals from other disciplines?

Geoscientists often engage in projects such as environmental assessments, resource exploration, geological mapping, and hazard evaluation. These projects usually require close collaboration with engineers, environmental scientists, and GIS specialists to interpret data and design solutions. Teamwork is essential, as geoscientists provide geological expertise that informs broader project decisions, such as site selection or risk mitigation in construction and resource development. Effective communication and the ability to integrate findings from multiple disciplines are key to success in this role.

What is the difference between Geoscience vs Geology?

AspectGeoscienceGeology
CredentialsBachelor's or higher in Geoscience or related fieldsBachelor's or higher in Geology or Earth Sciences
Work EnvironmentFieldwork, labs, research institutions, environmental agenciesFieldwork, labs, mining, oil & gas industries
Industry UsageBroadly used across environmental, engineering, and research sectorsPrimarily used in mineral, oil, and gas exploration
Search & Comparison IntentOften compared for career options and educational pathsCompared for specialization in Earth materials and processes

Geoscience is a broad field encompassing various Earth sciences, including geology, geophysics, and environmental science. Geology is a specific branch focusing on Earth's materials, structure, and processes. While both share similar credentials and work environments, geoscience offers a wider scope of careers, whereas geology specializes in Earth's physical aspects.

Are geoscientists in high demand?

Geoscientists are in moderate demand, especially in sectors such as energy, environmental consulting, and natural resource exploration. Employment growth is projected to be steady, with opportunities increasing for those with skills in GIS, data analysis, and fieldwork. Job prospects may vary by region and industry needs.

What careers are in geoscience?

Careers in geoscience include roles such as geologist, geophysicist, hydrologist, environmental consultant, and petroleum geoscientist. These positions often require knowledge of earth processes, fieldwork, data analysis, and proficiency with tools like GIS and seismic equipment.

What do you do in geoscience?

In geoscience, professionals study Earth's physical properties, processes, and materials, including rocks, minerals, and landforms. They often analyze data using tools like GIS and seismic equipment, conduct fieldwork, and interpret geological information to assess natural resources, hazards, or environmental impacts.
More about Geoscience jobs

What are the most commonly searched types of Geoscience jobs in California?

The most popular types of Geoscience jobs in California are:

What are popular job titles related to Geoscience jobs in California?

For Geoscience jobs in California, the most frequently searched job titles are:

What job categories do people searching Geoscience jobs in California look for?

The top searched job categories for Geoscience jobs in California are:

What cities in California are hiring for Geoscience jobs?

Cities in California with the most Geoscience job openings:

Geoscience jobs near you
Infographic showing various Geoscience job openings in California as of August 2026, with employment types broken down into 87% Full Time, 4% Part Time, and 9% Temporary. Highlights an 92% In-person, 4% Hybrid, and 4% Remote job distribution, with an average salary of $91,999 per year, or $44.2 per hour.

Geoscience Drafter

Tetra Tech

Diamond Bar, CA • On-site

$30 - $40/hr

Part-time

Re-posted 10 days ago

Tetra Tech rating

6.4

Company rating: 6.4 out of 10

Based on 42 frontline employees who took The Breakroom Quiz

403rd of 449 rated engineering

Job description

Discover your full potential. At Tetra Tech, we are collaborating with industry-leading experts for a sustainable future for our world. We combine consulting and engineering with advanced analytics and technology to solve the world's most complex challenges. Our innovation hubs across the globe will enable you to share ideas and best practices while growing your professional network. Wherever you are in your career journey, you will benefit from working with world-class engineers, scientists, and technical specialists.

At Tetra Tech, we are Leading with Science to solve the world's most complex challenges.  Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world.  For over 50 years, we have been at the forefront of innovation and sustainability.  Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development.  Our work has improved more than 625 million lives around the world.

Join Tetra Tech to make a real difference.  Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential - join us to advance your career while leaving a lasting legacy.

Apply today and join the company that is Leading with Science.

Tetra Tech, SWW is seeking a part-time Geoscience Drafter with extensive geotechnical background and knowledge to support our geotechnical group in Diamond Bar, CA. Under direct supervision from a Senior Geologist, Engineer, or Project Manager, the selected candidate will provide support to the team for drawing layouts, details, diagrams, and sketches, as well as provide supporting software computational work for report and field work preparation/analyses. The pay scale for this position is $30.00-$40.00 an hour, based on qualifications and experience. 

Your Role:

  • Use AutoCAD software to develop various drawings (e.g., plates, figures, illustrations, cross-sections, plans, details) 
  • Develop cross-sections and diagram layouts computing various dimensions, angles, and other data etc. as necessary
  • Analyze large-scale construction plans, topographic datasets, hand drawn field maps, and historical references
  • Complete finished drawings and graphics for submittals to clients 
  • Check drawings for completeness and accuracy 
  • Assist with development and maintenance of AutoCAD/drafting standards and templates 
  • Other duties as assigned 

Qualifications:

  • An Associate's degree or equivalent 
  • A minimum of 5 years of relevant work experience or training in geotechnical or related fields
  • Proficiency in the use of AutoCAD and Civil 3D and similar software
  • Excellent technical design skills

Life at Tetra Tech:
The perks of working at Tetra Tech include:

  • Comprehensive and market-competitive benefits.
  • Merit-based financial rewards.
  • Flexibility and company-wide commitment to work/life balance.
  • Collaborative team atmosphere that values the contributions of all employees.
  • Learning and development opportunities for ongoing professional growth. 

About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 25,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Tetra Tech is proud to be an Equal Opportunity Employer.  All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.

We invite applications from all interested parties.

Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:
LinkedIn: @TetraTechCareers
X (Twitter): @TetraTechJobs

We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted.

Please no phone calls or agencies.

Additional Information
  • Organization: 178 TTS

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