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Senior Staff Engineer or Scientist
Geosyntec Consultants$71K - $107KFull Time
Assess chemical risks, conduct research, and support environmental consulting projects.
Costa Mesa, CA
9 days ago
Hybrid
risk calculations
data analysis
exposure assessment
pfas
aquatic toxicity
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Air Quality and Noise Manager
Michael Baker International$136K - $190KFull Time
Lead technical services for air quality, noise, GHG, and climate planning projects.
Santa Ana, CA
15 days ago
Hybrid
emissions modeling
regulatory compliance
project planning
noise modeling
soundplan
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Senior Wetland Scientist – California Natural Resources (Hybrid/Field-Based)
Tetra Tech$90K - $140KFull Time
Lead wetland surveys, permitting, and compliance across California, especially Central Valley.
Irvine, CA
1 months ago
Hybrid
field surveys
aquatic delineation
permit applications
gis
pws
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Principal, Emerging Contaminants
Haley & Aldrich$175K - $260KFull Time
Lead emerging contaminants practice, provide expert testimony, drive business growth.
Costa Mesa, CA
1 months ago
Office Full-Time
technical expertise
client development
business development
bs engineering
ms/phd
PEOPLE ALSO SEARCHED FOR:
Air Quality and Noise Manager
Michael Baker International$136K - $190KFull Time
Lead technical services for air quality, noise, GHG, and climate planning in CEQA/NEPA projects.
Santa Ana, CA
1 months ago
Hybrid
emissions modeling
compliance docs
impact assessment
aq modeling
noise modeling
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Environmental Intern / Co-op - Summer 2026
Langan$24 - $31Internship
Assist with environmental fieldwork, reports, and data analysis for land development.
Irvine, CA, US, 92612
1 months ago
Field
field investigations
lab troubleshooting
construction monitoring
environmental engineering
gis
PEOPLE ALSO SEARCHED FOR:
Air Quality and Noise Specialist
Michael Baker International$60K - $94KFull Time
Conduct air quality, GHG, and noise analyses for CEQA/NEPA projects.
Santa Ana, CA
1 months ago
Hybrid
air modeling
noise modeling
ghg analysis
soundplan
aermod