As-Needed Biologist
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
San Diego, CA · On-site
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
San Diego, CA · On-site
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
Riverside, CA · On-site
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
Riverside, CA · On-site
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
Pasadena, CA · On-site
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
Pasadena, CA · On-site
$30 - $39/hr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including ...
This position requires a specialized level of skill and experience in a range of applications, which may include leading biological surveys in: botany, terrestrial biology, aquatics, fisheries, and ...
This position requires a specialized level of skill and experience in a range of applications, which may include leading biological surveys in: botany, terrestrial biology, aquatics, fisheries, and ...
This position requires a specialized level of skill and experience in a range of applications, which may include leading biological surveys in: botany, terrestrial biology, aquatics, fisheries, and ...
This position requires a specialized level of skill and experience in a range of applications, which may include leading biological surveys in: botany, terrestrial biology, aquatics, fisheries, and ...
Rancho Cordova, CA · On-site
$43 - $67/hr
This position requires a specialized level of skill and experience in a range of applications, which may include leading biological surveys in: botany, terrestrial biology, aquatics, fisheries, and ...
Rancho Cordova, CA · On-site
$43 - $67/hr
This position requires a specialized level of skill and experience in a range of applications, which may include leading biological surveys in: botany, terrestrial biology, aquatics, fisheries, and ...
Sacramento, CA · On-site
They have an excellent team of scientists and engineers that specialize in water and wastewater regulations and engineering, power resources, water quality, aquatic and terrestrial biological ...
Sacramento, CA · On-site
They have an excellent team of scientists and engineers that specialize in water and wastewater regulations and engineering, power resources, water quality, aquatic and terrestrial biological ...
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including tortoise surveys, population surveys, and associated field work with ...
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including tortoise surveys, population surveys, and associated field work with ...
Fort Irwin, CA · On-site
$85K - $110K/yr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including tortoise surveys, population surveys, and associated field work with ...
Fort Irwin, CA · On-site
$85K - $110K/yr
Conduct terrestrial biological monitoring for construction and restoration projects * Perform biological surveys including tortoise surveys, population surveys, and associated field work with ...
... Biologist Supervisor (NS) Position Number 65042887 Grade NC20 About Us The NC Wildlife Resources ... The Terrestrial Species Supervisor is an administrative and supervisory position responsible for ...
... Biologist Supervisor (NS) Position Number 65042887 Grade NC20 About Us The NC Wildlife Resources ... The Terrestrial Species Supervisor is an administrative and supervisory position responsible for ...
Irvine, CA · On-site
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
Irvine, CA · On-site
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
... range of terrestrial biological desktop and field studies and support related permitting activities in the Western US with a focus on California. The Team Our Environmental team is a ...
Cambridge, MA · On-site
$67K - $80K/yr
Position Details Title Postdoctoral Fellow in Terrestrial Ecosystem Dynamics School Faculty of Arts and Sciences Department/Area Organismic and Evolutionary Biology Position Description Harvard ...
Cambridge, MA · On-site
$67K - $80K/yr
Position Details Title Postdoctoral Fellow in Terrestrial Ecosystem Dynamics School Faculty of Arts and Sciences Department/Area Organismic and Evolutionary Biology Position Description Harvard ...
... terrestrial, botanical, and/or avian species. Provides guidance for multi-site/phase environmental work and environmental permitting projects. Ensures biological-related project elements and ...
... terrestrial, botanical, and/or avian species. Provides guidance for multi-site/phase environmental work and environmental permitting projects. Ensures biological-related project elements and ...
... terrestrial, botanical, and/or avian species. Provides guidance for multi-site/phase environmental work and environmental permitting projects. Ensures biological-related project elements and ...
... terrestrial, botanical, and/or avian species. Provides guidance for multi-site/phase environmental work and environmental permitting projects. Ensures biological-related project elements and ...
$37K - $46.2K
6% of jobs
$46.2K - $55.4K
9% of jobs
$60.8K is the 25th percentile. Wages below this are outliers.
$55.4K - $64.5K
17% of jobs
$64.5K - $73.7K
13% of jobs
The median wage is $78.8K / yr.
$73.7K - $82.9K
10% of jobs
$82.9K - $92.1K
7% of jobs
$92.1K - $101.3K
12% of jobs
$104.7K is the 75th percentile. Wages above this are outliers.
$101.3K - $110.5K
4% of jobs
$110.5K - $119.6K
4% of jobs
$119.6K - $128.8K
1% of jobs
$128.8K - $138K
17% of jobs
$37K
$89.4K
$138K
| Aspect | Terrestrial Biologist | Marine Biologist |
|---|---|---|
| Required Credentials | Bachelor's or Master's in Biology, Ecology, or Environmental Science | Bachelor's or Master's in Marine Biology, Oceanography, or related fields |
| Work Environment | Land-based habitats, forests, grasslands, wetlands | Ocean, coastal areas, marine ecosystems |
| Employer & Industry Usage | Research institutions, environmental agencies, conservation groups | Marine research centers, aquariums, government agencies |
Both roles involve studying living organisms, but terrestrial biologists focus on land ecosystems, while marine biologists specialize in oceanic environments. They share similar educational backgrounds and work for related organizations, but their specific habitats and research areas differ significantly.

$30 - $39/hr
Other
Re-posted 8 days ago
Description
Looking for meaningful fieldwork with a company that values science, collaboration, and flexibility? HELIX Environmental Planning is growing, and we're seeking motivated As-Needed Biologists to support our Southern California biology team during our busy field seasons. This As-Needed Biologist role is ideal for early to mid-level  professional biologists who thrive in the field, enjoy diverse projects, and want flexible, as-needed work with a respected environmental consulting firm. If you're an As-Needed Biologist ready to make an impact, we want to hear from you.
Why HELIX?
HELIX Environmental Planning is a California-based, employee-owned environmental consulting firm known for technical excellence, collaboration, and integrity. As an As-Needed Biologist, you'll join a supportive team that values high-quality science, safety, and professional respect. This is an as-needed, hourly position with variable hours, commonly ramping up during the spring and peak field seasons-perfect for professionals seeking flexibility while working on meaningful environmental projects.Â
Day in the Life
As an As-Needed Biologist, your days will be spent in the field across Southern California-conducting construction monitoring, performing bird surveys, mapping vegetation, and supporting restoration and infrastructure projects. You'll coordinate schedules with project managers, document field conditions, and contribute to projects that protect sensitive biological resources.
What You'll Do
Compensation
$30 - $39 per hour, based on experience and qualifications.Â
Ready to put your field expertise to work? Apply today to join HELIX Environmental Planning as an As-Needed Biologist and be part of a team making a real environmental difference across Southern California.
HELIX is an equal opportunity employer committed to diversity and an inclusive work environment. We encourage all qualified applicants to apply regardless of gender, race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), parental status, national origin, disability, age, genetic information (including family medical history), political affiliation, military service or veteran status. These protections extend to all management practices and decisions, including recruitment and hiring, appraisal systems, promotions, training, and career development programs.
PM21
Requirements
Minimum Requirements
Bachelor's degree in biology, environmental science, or related field
Minimum 2 years of professional terrestrial biology experience (environmental consulting required)
Experience with Southern California terrestrial flora, fauna and rare plant identification
Experience with construction monitoring and/or conducting field surveys, including bird surveys
Ability to hike long distances over varied terrain and weather conditions
Valid California Driver's License with a clean driving record
Preferred Qualifications
Valid recovery USFWS permits for listed species (e.g., coastal California gnatcatcher, Quino checkerspot butterfly)
Valid Scientific Collecting Permit (SCP) from CA Dept of Fish and Wildlife
Previously approved by CA Dept of Fish and Wildlife as a Designated Biologist on projects
Experience with least Bell's vireo, Arroyo toad, desert tortoise and/or burrowing owl surveys
Experience preparing biological monitoring reports
Experience conducting surveys and monitoring for desert plant and wildlife species in Southern California
Sourced by ZipRecruiter
Environmental consulting services
11 - 50 Employees
La Mesa, CA, US
1991