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27 environmental scientist jobs at 15 companies in Thousand Oaks, CA

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Environmental Scientist
Los Angeles, California, United States
$89k-$109k/yr HybridFull Time
Mott MacDonald
Mott MacDonald: Global engineering and management consultancy for infrastructure and development.
3+ YOEBachelor's in environmental science or related, 3+ years experience with environmental consulting/project management, CEQA/NEPA and permitting knowledge, strong technical writing, field survey and stakeholder skills.
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Environmental Scientist
Oxnard, California, United States
$100k-$121k/yr OnsiteFull Time
United Water Conservation District
United Water Conservation District: Manages and protects water resources in Ventura County, California.
4+ YOEBachelor's degree in an environmental field, 4–6 years of environmental regulatory and permitting experience, project management expertise, CEQA and NEPA experience, and a valid California Class C driver's license.
GIS, R, CEQA, NEPA, ESA, CESA, Clean Water Act, FERC
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ENVIRONMENTAL SCIENTIST
Los Angeles County, California, United States
$4k-$9k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Prepare and review complex environmental documents, analyze project impacts under CEQA/NEPA, provide consultation, perform field visits, and manage project cost/schedule within transportation projects.
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1mo
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Environmental Scientist
Los Angeles or Long Beach
$72k-$120k/yr OnsiteFull Time
GHD
GHD: Global professional services firm specializing in engineering and architecture.
5+ YOE1+ MgmtBachelor's in environmental field required; 5+ years project management experience with emergency response, air monitoring, sampling, ICS, SCAT; supervisory experience; strong communication and client management skills.
Geographic Information Systems (GIS), Unmanned Aerial Vehicle (UAV), Incident Command System (ICS), Shoreline Clean-up Assessment Technique (SCAT)
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Staff Environmental Scientist 1
Costa Mesa or Los Angeles or Ventura County or Los Angeles County
$75k-$85k/yr FieldFull Time
Haley & Aldrich
Haley & Aldrich: Provides environmental and geotechnical engineering consulting services.
0+ YOEBachelor's degree in a related environmental or engineering field and 0–2 years of field experience. Requires technical writing, environmental sampling, data analysis, fieldwork, travel, and stormwater compliance support.
AutoCAD, Civil 3D, GIS, NPDES, MS4
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Environmental Scientist I/II/III - AGSC
Redding or Sacramento or Eureka or Santa Rosa or Bakersfield or Los Angeles or Riverside or San Diego
RemoteFull Time
Ahtna
Ahtna: Alaska Native providing construction and government services.
Bachelor’s in Physical/Environmental Sciences; CA QSP or QSD; driver license; utility project experience; MS Office proficiency.
MS Office
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Environmental Scientist I/II/III - AGSC
California or Redding or Sacramento or Eureka or Santa Rosa or Bakersfield or Los Angeles or Riverside or San Diego
$60k-$98k/yr FieldFull Time
Ahtna
Ahtna: Provider of construction, environmental, and facility management services.
0+ YOEBachelor's degree in physical or environmental sciences or related field, California QSP or QSD certification, utility project experience, driver's license, Microsoft Office proficiency, and technical communication skills.
Microsoft Office Suite, GIS, CAD
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Environmental Scientist / Industrial Hygienist
Los Angeles, California, United States
$38-$42/hr HybridFull Time
J.S. Held
J.S. Held: Provides global technical, scientific, and financial consulting services.
1+ YOEBachelor’s degree preferred; 1–2 years of industrial hygiene or environmental fieldwork; CSST and driver’s license required. Requires hazardous-material sampling knowledge, field documentation, travel, and physical ability to carry 50 lbs.
IAQ, CDPH, OSHA, NIOSH 582
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Brownfields Mid-Level Environmental Scientist (Field Oversight – West)
Los Angeles or Seattle or Idaho or Dallas or Chicago
$56k-$80k/yr RemoteFull Time
Toeroek Associates
Toeroek Associates: Provides environmental and technical consulting services to government entities.
4+ YOEBS in engineering/geology/environmental science,4+ years contaminated-site characterization/remediation experience,Phase I/II ESA experience,knowledge of federal/state cleanup laws,Microsoft Excel proficiency,periodic travel required.
Microsoft Excel
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Mid-Level Geologist, Engineer, or Environmental Scientist
Ventura or San Diego or Santa Barbara or Walnut Creek or Atlanta
$90k-$110k/yr HybridFull Time
Oneida ESC Group
Oneida ESC Group: Engineering, science, and construction services for government agencies.
7+ YOEBachelor's degree with 7–10+ years or master's degree with 8+ years in geology, engineering, or environmental science; CERCLA/RCRA technical writing, Microsoft Office, driver's license, travel, and federal background check required.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Teams
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2mo
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Senior Field Environmental Engineer or Scientist 1
Los Angeles, California, United States
$90k-$115k/yr HybridFull Time
Haley & Aldrich
Haley & Aldrich: Provides environmental and geotechnical engineering consulting services.
6+ YOEBachelor’s in Environmental Science, Geology, Engineering; 6+ years stormwater experience; strong communication; willing to relocate for on-call work.
NPDES, BMPs, SOPs, sampling equipment, field vehicles, HAZWOPER
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INTERDISCIPLINARY ENVIRONMENTAL PROTECTION SPECIALIST/ ENVIRONMENTAL ENGINEER/ PHYSICAL SCIENTIST
Port Hueneme, California, United States
$124k-$161k/yr OnsiteFull Time
Naval Education and Training Command
Naval Education and Training Command: Provides professional education and training to United States Navy personnel.
1+ YOEOne year of GS-12-equivalent specialized experience in environmental sustainability, compliance, engineering or physical science; related education; and a current PE license for 0819 applicants.
USAJOBS, Microsoft Resume Builder
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Research Scientist
Pasadena or United States
$100k-$135k/yr RemoteFull Time
Carbon Mapper
Carbon Mapper: Detects and quantifies greenhouse gas emissions using satellite technology.
Graduate degree in physical/environmental/earth/applied sciences, experience with methane emission sectors and remote sensing, ability to work independently and manage multiple projects.
Git
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Project Geologist / Scientist
Long Beach, California, United States
$85k-$115k/yr FieldFull Time
Roux
Roux: Provides environmental consulting, engineering, and remediation services.
4+ YOEBachelor's degree in a relevant technical field, minimum 4 years environmental consulting experience, project and field investigation/remediation skills, data analysis, and strong communication.
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Project Scientist - CSST or CAC
Irvine or Los Angeles or San Diego or Orange County
$71k-$129k/yr FieldFull Time
TRC Companies
TRC Companies: Engineering and environmental consulting for infrastructure and energy projects.
2+ YOE2+ years regulated materials/industrial hygiene experience, Bachelor's in Environmental Science/OHS, CAC or CSST required, CIH preferred, valid driver\u0002s license, able to travel and perform site fieldwork.
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3mo
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Survivability Systems Engineer/Scientist (Lead or Senior)
El Segundo, California, United States
$146k-$239k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
9+ YOEU.S. Secret clearance; BS in engineering or related field; 9+ years experience; experience with spacecraft design and space environmental effects; ability to travel 10%.
Thermal Desktop, MATLAB, MATHCAD, ANSYS, COMSOL
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Visiting Researchers, Vstg. Project Scientists, Vstg. Scholars, Vstg. Professors in Civil & Environmental Engineering AY 2026-2027
Los Angeles, California, United States
OnsiteTemporary
University of California
University of California: A public research university system providing education and healthcare.
Masters or PhD in civil & environmental engineering or related field, excellent research record, submit CV, cover letter, research statement, references; level commensurate with qualifications.
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