Employer

Open roles at Langan Engineering & Environmental Services.

Roles to explore (498)

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Langan Engineering & Environmental Services · Austin · Posted: 7/29/2026

Senior Project Engineer - Construction Administration

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Langan Engineering & Environmental Services · Houston · Posted: 7/29/2026

Practice Lead - Water/Wastewater

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Langan Engineering & Environmental Services · Austin · Posted: 7/29/2026

Field Technician - Archaeological/Cultural Resource - On Call

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Langan Engineering & Environmental Services · Austin · Posted: 7/28/2026

Staff Civil Engineer - Hydraulic and Hydrology

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Langan Engineering & Environmental Services · Doylestown · Posted: 7/28/2026

Intern/Co-op - Site/Civil Engineering - Spring 2027

Internship

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Langan Engineering & Environmental Services · Houston · Posted: 7/27/2026

Project Civil Engineer - Project Manager

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Langan Engineering & Environmental Services · Irvine · Posted: 7/27/2026

Project Geotechnical Engineer

$97,650–$140,000 per year

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Langan Engineering & Environmental Services · Los Angeles · Posted: 7/27/2026

Geotechnical Project Manager

$96,750–$140,000 per year

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Langan Engineering & Environmental Services · Dallas · Posted: 7/24/2026

Senior Staff Civil Engineer

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Langan Engineering & Environmental Services · Santa Barbara · Posted: 7/24/2026

On-Call Staff Biologist

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Langan Engineering & Environmental Services · Portland · Posted: 7/24/2026

On-Call Staff Biologist

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Langan Engineering & Environmental Services · Phoenix · Posted: 7/24/2026

On-Call Staff Biologist

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Langan Engineering & Environmental Services · Posted: 7/24/2026

Practice Leader - Noise

$117,000–$171,000 per year

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Langan Engineering & Environmental Services · Irvine · Posted: 7/23/2026

Senior Staff Biologist

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Langan Engineering & Environmental Services · Los Angeles · Posted: 7/23/2026

Senior Staff Biologist

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Langan Engineering & Environmental Services · Chicago · Posted: 7/23/2026

Senior Civil Project Manager - Power Generation & Transmission

$117,000–$171,000 per year

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Langan Engineering & Environmental Services · Chicago · Posted: 7/23/2026

Senior Environmental Project Manager - Power Generation & Transmission

$117,000–$171,000 per year

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Langan Engineering & Environmental Services · Houston · Posted: 7/23/2026

Senior Staff Civil Engineer

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Langan Engineering & Environmental Services · Austin · Posted: 7/23/2026

Project Civil Engineer - Project Manager

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Langan Engineering & Environmental Services · Austin · Posted: 7/23/2026

Staff Geotechnical Engineer

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Langan Engineering & Environmental Services · Atlanta · Posted: 7/23/2026

Construction Health and Safety Project Manager

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Langan Engineering & Environmental Services · Cleveland · Posted: 7/23/2026

Environmental Permitting and Compliance Engineer or Scientist

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Langan Engineering & Environmental Services · Dallas · Posted: 7/23/2026

Project Civil Engineer - Project Manager

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Langan Engineering & Environmental Services · New York City · Posted: 7/22/2026

Intern/Co-op - Geotechnical Engineering - Summer 2027

Internship

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Langan Engineering & Environmental Services · Austin · Posted: 7/22/2026

Senior Project Manager - Civil Engineering

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Langan Engineering & Environmental Services · Celina · Posted: 7/22/2026

Staff Civil Engineer

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Langan Engineering & Environmental Services · Tyler · Posted: 7/22/2026

Senior Staff Civil Engineer

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Langan Engineering & Environmental Services · Tyler · Posted: 7/22/2026

Senior Project Manager - Civil Engineering

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Langan Engineering & Environmental Services · Dallas · Posted: 7/22/2026

Senior Project Manager - Civil Engineering

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Langan Engineering & Environmental Services · Celina · Posted: 7/21/2026

Site Civil Practice Leader