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Assistant Geologist Jobs in Riverside, CA (NOW HIRING)

... to assist with construction monitoring, field surveys, fossil collection, data collection, and ... A bachelor's or master's degree in paleontology, geology, or biology or similar degree that ...

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Assistant Geologist information

See Riverside, CA salary details

$37.6K

$80.4K

$129.9K

How much do assistant geologist jobs pay per year?

As of Sep 10, 2026, the average yearly pay for assistant geologist in Riverside, CA is $80,363.00, according to ZipRecruiter salary data. Most workers in this role earn between $58,400.00 and $97,000.00 per year, depending on experience, location, and employer.

What is an assistant geologist?

Assistant Geologists are entry-level professionals who support geologists in studying the Earth’s structure, composition, and processes. Their duties typically include collecting and analyzing soil, rock, and water samples, conducting field surveys, and assisting with geological mapping. They work under the supervision of senior geologists in industries such as environmental consulting, mining, oil and gas, and government agencies. This role provides valuable hands-on experience and is often a stepping stone to more advanced geoscience positions.

What are the typical responsibilities of an assistant geologist in a fieldwork setting?

As an Assistant Geologist, you will often support senior geologists during field investigations, which may include collecting soil and rock samples, conducting site surveys, and recording geologic observations. You may also assist in geophysical or geochemical testing and help with mapping and data analysis back in the office. Fieldwork can be physically demanding and often requires travel to remote locations, but it provides valuable hands-on experience and exposure to a variety of geological projects. Team collaboration is common, as you’ll frequently work with environmental scientists, engineers, and drilling crews to ensure data accuracy and project success.

What are the key skills and qualifications needed to thrive as an assistant geologist, and why are they important?

To thrive as an Assistant Geologist, you need a solid background in geology or earth sciences, typically supported by a relevant bachelor's degree and foundational fieldwork experience. Familiarity with GIS software, mapping tools, and data analysis platforms is important, and certifications like OSHA HAZWOPER may be required for field safety. Strong observational skills, attention to detail, and effective communication are vital soft skills for collecting and reporting accurate geological data. These skills ensure reliable data collection, adherence to safety standards, and successful collaboration on geological projects.

What is the difference between Assistant Geologist vs Geoscientist?

AspectAssistant GeologistGeoscientist
Required CredentialsBachelor's degree in geology or related fieldBachelor's or master's degree in geology, geoscience, or related field
Work EnvironmentFieldwork, lab analysis, data collectionResearch, data analysis, fieldwork, report writing
Employer & Industry UsageMining, environmental consulting, oil & gasResearch institutions, government agencies, energy companies
Common Search & ComparisonYesYes

Assistant Geologists typically perform fieldwork and basic data collection under supervision, while Geoscientists often engage in research, complex data analysis, and report writing. Both roles require similar educational backgrounds, but Geoscientists usually hold advanced degrees and work in broader research or policy settings. Understanding these differences helps job seekers identify the right career path in geology-related fields.

Is there a high demand for assistant geologists?

The demand for assistant geologists is generally steady, especially in industries such as mining, oil and gas, environmental consulting, and construction. Employment opportunities depend on industry activity, geographic location, and the candidate's skills in fieldwork, data analysis, and geological software. Entry-level positions are often available for those with relevant education and certifications.

What are the most commonly searched types of Geologist jobs in Riverside, CA?

The most popular types of Geologist jobs in Riverside, CA are:

What are popular job titles related to Assistant Geologist jobs in Riverside, CA?

For Assistant Geologist jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Assistant Geologist jobs in Riverside, CA look for?

The top searched job categories for Assistant Geologist jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Assistant Geologist jobs?

Cities near Riverside, CA with the most Assistant Geologist job openings:

Infographic showing various Assistant Geologist job openings in Riverside, CA as of September 2026, with employment types broken down into 2% As Needed, 72% Full Time, 22% Part Time, 1% Temporary, and 3% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $80,363 per year, or $38.6 per hour.

Staff Environmental Engineer, Scientist, or Geologist

Irvine, CA • On-site

Langan Engineering & Environmental Services
Civil Engineering Construction

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago


Langan rating

9.3

Company rating: 9.3 out of 10

Based on 8 frontline employees who took The Breakroom Quiz


Job description

Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work.

Consistently ranked among the top ten "Best Firms to Work For" and Engineering News-Record's top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions.

 Job Summary

Langan is seeking an Staff Environmental Engineer, Scientist, or Geologist to join its collaborative team in Irvine, CA. This individual will serve a key function in providing site exploration activities including, but not limited to contaminated site investigation and remediation work; soil and groundwater sampling; vapor intrusion investigation; remedial investigation, design, implementation, and monitoring; pilot tests; data management, processing, and evaluation; and report preparation.  In this role, you will have the opportunity to work with top industry leadership on a complex and diverse portfolio of environmental projects in a continuous learning environment.

Job Responsibilities
  • Perform field inspections and environmental investigations;
  • Perform air, soil, gas, groundwater sampling and remediation of contaminated properties;
  • Assist with the planning and execution of field investigations by logging borings, collecting samples, performing field tests, and collecting and recording data.  Perform routine and special calculations;
  • Field oversight of remediation activities and subcontractors, ensuring compliance with job specifications;
  • Identify and implement solutions to both routine and more complex field and/or laboratory problems and accurately document results; Communicate with supervisor on any problems encountered on project sites;
  • Assist with the preparation of technical reports, specifications, and plans; data management and evaluation; and environmental assessment and remediation; and
  • Perform other duties as requested.
Qualifications
  • Bachelor's degree in Environmental Engineering, Environmental Science, or Geology;
  • Minimum GPA of 3.0;
  • 1+ years of work-related experience;
  • Prior relevant internship or professional work experience preferred;
  • Applicants with an engineering degree are preferred to have EIT Certification, or current registration for FE exam;
  • Strong technical education, professional demeanor, and desire to learn;
  • Excellent written and verbal communication skills;
  • Strong attention to detail with excellent analytical, multitasking, and judgment capabilities;
  • Ability to effectively work independently and in a team environment;
  • Possess a valid driver's license in good standing and reliable transportation access to remote job site locations; and
  • Availability to work overtime as needed.

Langan provides a rich array of programs and benefits to help its employees advance their careers and enhance the quality of their lives. Our comprehensive compensation package includes: full-time employment company paid medical, dental, and vision coverage; life insurance, short- and long-term disability insurance, and paid pregnancy disability leave; 401(k)/Roth with company match; paid time off including parental and military leave; employee referral and professional license bonuses; and educational reimbursement.

Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!

Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees.


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