Langan Engineering & Environmental Services
US
143
Open roles right now
676
Closed in the last 180 days
Hiring in: Engineering, Operations & Admin, Skilled TechnicianFirst seen 2026-08-02Roles last changed 2026-10-28
Open roles
| Role | Location | Remote | Level | Salary | Posted |
|---|---|---|---|---|---|
| Intern/Co-op – Land Surveying (Summer 2027) Skilled Technician | Princeton | n/a | Intern | USD 23 to 26 | 29 Oct 2026 |
| Civil Engineer Engineering | Nashville | On-site | not available | n/a | 26 Oct 2026 |
| Entry-Level Geotechnical Engineer Engineering | Phoenix | On-site | Entry | n/a | 23 Oct 2026 |
| Entry-Level Environmental Engineer, Scientist or Geologist Engineering | Tampa | On-site | Entry | n/a | 23 Oct 2026 |
| Entry-Level Geotechnical Engineer Engineering | Salt Lake City | On-site | Entry | n/a | 23 Oct 2026 |
| Intern/Co-op - Geotechnical Engineering (Summer 2027) Engineering | Fort Lauderdale | On-site | Intern | n/a | 22 Oct 2026 |
| Intern/Co-op - Cyber Security (Spring 2027) Security | Parsippany | On-site | Intern | USD 25 to 32 | 22 Oct 2026 |
| Part-Time On-Call Staff Environmental Engineer, Scientist, or Geologist Engineering | Irvine | On-site | not available | USD 32 to 37 | 22 Oct 2026 |
| Project Engineer/Manager – Water and Wastewater Engineering | Arlington | On-site | Manager | USD 97k | 22 Oct 2026 |
| Project Civil Engineer - Project Manager Engineering | Tampa | On-site | Manager | n/a | 22 Oct 2026 |
| Project Engineer/Manager - Water and Wastewater Engineering | Bethlehem | On-site | Manager | USD 97k | 22 Oct 2026 |
| Project Engineer/Manager - Water and Wastewater Engineering | Boston | On-site | Manager | USD 97k | 22 Oct 2026 |
| Project Engineer/Manager - Water and Wastewater Engineering | Chicago | On-site | Manager | USD 97k | 22 Oct 2026 |
| Intern/Co-op - Talent Acquisition (Spring & Summer 2027) HR & Recruiting | Parsippany | On-site | Intern | USD 20 to 23 | 22 Oct 2026 |
| Project Civil Engineer / Project Manager Engineering | Morgantown | On-site | Manager | n/a | 22 Oct 2026 |
| Project Environmental Engineer, Scientist, Geologist / Project Manager Engineering | Arlington | On-site | Manager | n/a | 22 Oct 2026 |
| Civil Engineer Engineering | London | On-site | not available | n/a | 21 Oct 2026 |
| Principal Engineer Engineering | London | On-site | Lead | n/a | 21 Oct 2026 |
| Civil Engineer Engineering | London | On-site | not available | n/a | 21 Oct 2026 |
| Civil Project Engineer- Project Manager (Renewable Energy) Engineering | Indianapolis | On-site | Manager | USD 97k | 20 Oct 2026 |
| Project Engineer/Manager - Water and Wastewater Engineering | Phoenix | On-site | Manager | n/a | 20 Oct 2026 |
| Intern/Co-op – Geotechnical Engineering (Spring 2027) Engineering | Parsippany | On-site | Intern | USD 23 to 30 | 20 Oct 2026 |
| Intern/Co-op – Landscape Architecture + Planning (Summer 2027) Design | New Haven | On-site | Intern | USD 23 to 30 | 16 Oct 2026 |
| Intern/Co-op – Landscape Architecture + Planning (Summer 2027) Design | Parsippany | On-site | Intern | USD 24 to 31 | 16 Oct 2026 |
| Intern/Co-op – Landscape Architecture + Planning (Summer 2027) Design | Boston | On-site | Intern | n/a | 16 Oct 2026 |
| Intern/Co-op - Site/Civil Engineering (Summer 2027) Engineering | Bethlehem | On-site | Intern | n/a | 15 Oct 2026 |
| Intern/Co-op - Site/Civil Engineering (Summer 2027) Engineering | Tampa | On-site | Intern | n/a | 15 Oct 2026 |
| Intern/Co-op – Site/Civil Engineer (Spring 2027) Engineering | Cleveland | On-site | Intern | n/a | 8 Oct 2026 |
| Project Environmental Engineer Engineering | Arlington | On-site | not available | USD 97k to 140k | 8 Oct 2026 |
| Intern/Co-op – Land Surveying (Summer 2027) Skilled Technician | San Antonio | On-site | Intern | n/a | 7 Oct 2026 |
| Entry-Level Civil Engineer Engineering | Salt Lake City | On-site | Entry | n/a | 6 Oct 2026 |
| Intern/Co-op - Highway/Roadway Engineering (Summer 2027) Engineering | Doylestown | On-site | Intern | n/a | 6 Oct 2026 |
| Intern/Co-op - Geotechnical Engineering (Summer 2027) Engineering | Philadelphia | On-site | Intern | n/a | 6 Oct 2026 |
| Entry-Level Civil Engineer Engineering | Kansas City | On-site | Entry | n/a | 6 Oct 2026 |
| Intern/Co-op - Environmental (Summer 2027) Science & Research | Syracuse | On-site | Intern | USD 23 to 30 | 6 Oct 2026 |
| Entry-Level Environmental Engineer, Scientist or Geologist Engineering | Pittsburgh | On-site | Entry | n/a | 6 Oct 2026 |
| Entry-Level Civil Engineer Engineering | Phoenix | On-site | Entry | n/a | 6 Oct 2026 |
| Intern/Co-op – Ground Engineering (Summer 2027) | London | On-site | not available | n/a | 6 Oct 2026 |
| Environmental Practice Leader Safety & Environment | Calgary | On-site | Lead | n/a | 5 Oct 2026 |
| Civil Practice Leader Engineering | Calgary | On-site | Lead | n/a | 5 Oct 2026 |
| Intern/Co-op – Site/Civil Engineering (Summer 2027) Engineering | London | On-site | Intern | n/a | 5 Oct 2026 |
| Intern - Geotechnical Engineering Engineering | Chicago | On-site | Intern | USD 22 to 27 | 5 Oct 2026 |
| Miami Landscape Architecture + Planning Studio Lead | Miami | On-site | Lead | n/a | 5 Oct 2026 |
| Part Time On Call Hazmat Specialist Skilled Technician | White Plains | On-site | not available | USD 35 to 55 | 5 Oct 2026 |
| Project Environmental Engineer, Scientist, Geologist / Project Manager Engineering | Syracuse | On-site | Manager | USD 97k to 140k | 2 Oct 2026 |
| Intern/Co-op - Environmental (Summer 2027) Science & Research | Doylestown | On-site | Intern | n/a | 2 Oct 2026 |
| Intern/Co-op – Environmental Permitting & Compliance (Summer 2027) Safety & Environment | Doylestown | On-site | Intern | n/a | 1 Oct 2026 |
| On Call Archaeological/Cultural Resource Technician Skilled Technician | Bethlehem | On-site | not available | USD 22 to 35 | 1 Oct 2026 |
| Entry-Level Civil Engineer Engineering | Fort Lauderdale | On-site | Entry | n/a | 1 Oct 2026 |
| Intern/Co-op - Site/Civil Engineering (Summer 2027) Engineering | Fort Lauderdale | On-site | Intern | n/a | 1 Oct 2026 |
Open roles over timeBETA: partial data
Daily snapshots from 6 Oct 2026 (two earlier ones: 2026-09-28 and 4 Oct), so older windows have gaps. Any point derived afterwards rather than recorded that day is labelled “reconstructed” in the API.
Recent closures
| Role | Closed | Reason |
|---|---|---|
| Administrative Assistant | 29 Oct 2026 | stopped appearing at its source |
| Intern/Co-op - Help Desk (Summer & Fall 2026) | 28 Oct 2026 | stopped appearing at its source |
| Entry-Level Civil Engineer | 27 Oct 2026 | stopped appearing at its source |
| Entry-Level Landscape Architect | 24 Oct 2026 | its apply link kept failing at its source |
| Entry-Level Environmental Geologist or Hydrogeologist | 24 Oct 2026 | its apply link kept failing at its source |
| Senior Project Transportation Planner | 24 Oct 2026 | its apply link kept failing at its source |
| Senior Project Geologist | 23 Oct 2026 | its apply link kept failing at its source |
| Project Surveyor / Project Manager | 22 Oct 2026 | stopped appearing at its source |
| Entry-Level Environmental Engineer, Scientist, or Geologist | 21 Oct 2026 | stopped appearing at its source |
| Practice Leader - Civil Engineering | 20 Oct 2026 | stopped appearing at its source |