Top 102 Biologist Jobs in Pasadena, Ca

As-Needed Biologist
HELIX ENVIRONMENTAL PLANNING, INC. —Pasadena, CA
- $30 - $39 an hour
- Clean driving record
- Construction site
- Mid-level
Quick Apply
Research Associate II
stealth mode —Los Angeles, CA
- $75,000 - $95,000 a year
- Full-time
- Mid-level
- Master's degree
- Bachelor's degree
- Health insurance
- Dental insurance
Quick Apply
9d
Research Associate - Biosensing
Convergent Research —Pasadena, CA
- $65,000 - $95,000 a year
- Full-time
- Bachelor of Science
- Mid-level
- Project management
- Paid holidays
- Dental insurance
Associate Biologist
Stantec —Los Angeles, CA
- $80,300 - $125,000 a year
- Full-time
- Clean driving record
- 5 years
- Bachelor of Science
- Wellness program
- Health savings account
Project Biologist
Stantec —Los Angeles, CA
- $62,500 - $97,200 a year
- Full-time
- Clean driving record
- Bachelor of Science
- Mid-level
- Wellness program
- Health savings account
Associate Scientist 1
Xencor —Pasadena, CA
- $95,500 - $121,250 a year
- Weekends as needed
- Microsoft Outlook
- Mid-level
- Bachelor's degree
- Employee stock purchase plan
- Health insurance
Quick Apply
3d
Mid-Senior Environmental Biologist - LA/OC
Dudek —Pasadena, CA
- $90,000 - $110,000 a year
- Full-time
- Background check
- Customer service
- Pass drug screening
Research Scientist
California Institute of Technology —Pasadena, CA
- $79,700 - $112,500 a year
- Full-time
- Management
- 5 years
- University
- Paid holidays
- Health insurance
Associate Biologist
GPA Consulting —Los Angeles, CA
- $80,000 - $90,000 a year
- Full-time
- Microsoft Word
- Management
- Doctoral degree
Quick Apply
Biologist 1
Chambers Group, Inc. —Los Angeles, CA
- Temporary
- Mid-level
- 2 years
- Communication skills
Research Associate II - Cancer Biology and Molecular Medicine
City of Hope —Duarte, CA
- $32.00 - $49.60 an hour
- Full-time
- Mid-level
- Master's degree
- Bachelor's degree
Herbarium Research Associate
The Huntington —San Marino, CA
- $36 - $38 an hour
- Part-time
- Mid-level
- Office
- Master's degree
- 403(b) matching
- Health insurance
Senior Biologist
Stantec —Los Angeles, CA
- $93,800 - $151,000 a year
- Full-time
- Clean driving record
- Bachelor of Science
- Office
- Wellness program
- Health savings account
Staff Research Associate 2
UCLA —Los Angeles, CA
- $32.79 - $52.75 an hour
- Full-time
- Hybrid work
- Background check
- 18 years or older
- Mid-level
1d
Staff Research Associate 1
UCLA —Los Angeles, CA
- $30.12 - $35.92 an hour
- Full-time
- Hybrid work
- Background check
- 18 years or older
- Mid-level
1d
Research Associate
USC —Los Angeles, CA
- $70,745.28 a year
- Mid-level
- Analysis skills
- University
Research Associate
Keck Medical Center of USC —Los Angeles, CA
- $9,925 - $150,700 a year
- Full-time
- Background check
- Mid-level
- Analysis skills
5d
Scientist and R&D Manager: Antibody Products
Omnimabs —Alhambra, CA
- Mid-level
- Doctor of Philosophy
- Leadership
Scientist and R&D Manager: Signal Transduction Products
Omnimabs —Alhambra, CA
- Management
- Mid-level
- Analysis skills
Research Associate I - T Cell Therapeutics
City of Hope —Duarte, CA
- $27.69 - $32.12 an hour
- Full-time
- Surgery
- Bachelor's degree
- Entry level

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As-Needed Biologist

HELIX ENVIRONMENTAL PLANNING, INC. -
Pasadena, CA

Quick Apply

Job Details

$30 - $39 an hour

Qualifications

Plant identification
Experience practicing in an environmental science role
Driver's License
Bachelor's degree
Consulting firm experience

Full Job Description

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.

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

Conduct terrestrial biological monitoring for construction and restoration projects
Perform biological surveys including bird surveys, vegetation mapping, and focused species surveys (including rare plants)
Maintain accurate field notes, maps, and project documentation
Manage your workload and coordinate schedules with project managers
Deliver high-quality work products on time and within budget

Compensation

$30 – $39 per hour, based on experience and qualifications.

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.

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

Quick Apply

Refine Your Search

biologist jobs in pasadena, ca

As-Needed Biologist

Research Associate II

Research Associate - Biosensing

Associate Biologist

Project Biologist

Associate Scientist 1

Mid-Senior Environmental Biologist - LA/OC

Research Scientist

Associate Biologist

Biologist 1

Research Associate II - Cancer Biology and Molecular Medicine

Herbarium Research Associate

Senior Biologist

Staff Research Associate 2

Staff Research Associate 1

Research Associate

Research Associate

Scientist and R&D Manager: Antibody Products

Scientist and R&D Manager: Signal Transduction Products

Research Associate I - T Cell Therapeutics

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