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Project Environmental Scientist, Engineer or Geologist
Ninyo & Moore, A Socotec Company$100K - $120KFull Time
Conduct environmental assessments, remediation planning, fieldwork, and project management
Irvine, CA
9 days ago
Field
b.s. degree
m.s. preferred
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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
10 days ago
Office Full-Time
technical expertise
client development
business development
bs engineering
ms/phd
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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 in CEQA/NEPA projects.
Santa Ana, CA
10 days 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
11 days ago
Field
field investigations
lab troubleshooting
construction monitoring
environmental engineering
gis
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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
11 days ago
Hybrid
air modeling
noise modeling
ghg analysis
soundplan
aermod
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Environmental Intern / Co-op - Summer 2026
Langan Engineering & Environmental Services$24 - $31Internship
Assist with environmental field work, data analysis, and reporting for land development projects
Irvine, CA
11 days ago
Field
field investigation
construction testing
data summaries
environmental eng
gis
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Internship - Air Quality
Ramboll$22 - $27Internship
Assist with emissions calculations, air quality reviews, permits, and regulatory analysis.
Irvine, CA
11 days ago
Office Full-Time
permit applications
impact reports
air quality
environmental regulations
problem solving
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Principal Environmental Remediation Practice Leader
Geosyntec Consultants$133K - $260KFull Time
Lead environmental remediation practice, develop business and manage projects.
Costa Mesa, CA
11 days ago
Office Full-Time
client meetings
document review
proposal prep
bachelor's
10+ years
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Principal Consultant, Life Cycle Assessment & Decarbonization
Geosyntec Consultants$134K - $205KFull Time
Lead LCA & decarbonization projects, advise executives, drive business development.
Costa Mesa, CA
11 days ago
Office Full-Time
tech analysis
lca modeling
project management
greet
simapro
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Environmental Staff Scientist II
Verdantas$60K - $85KFull Time
Mid-level environmental scientist managing stormwater compliance and SWPPP implementation.
Orange County, CA
12 days ago
Hybrid
arcgis
qsp
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