Management Consulting · Environmental Science
ERG offices and sites
ERG has 27 sites in 2 countries; 11 sites have open roles now. The busiest is Indian Head. The head office is in Concord.
Data updated Nov 15, 2026 · Back to the company report
27Sites
2Countries
11Hiring offices
39Open roles
Every site
| Site | Country | Type | Open roles | Roles in 90 days | Hires most for | Engineering | Seen since |
|---|---|---|---|---|---|---|---|
| Concord | United States | Headquarters | 0 | 0 | Sep 2026 | ||
| Indian Head | United States | Plant / site | 21 | 15 | Industrial Engineering, Field & Service, Hardware | 14% | Sep 2023 |
| Research Triangle Park | United States | Plant / site | 6 | 3 | Science & Research, Field & Service | 50% | Sep 2024 |
| Washington | United States | Not classified | 2 | 2 | Legal, Enterprise Apps | 50% | Aug 2026 |
| Morrisville | United States | Not classified | 2 | 2 | Finance, Science & Research | 50% | Sep 2026 |
| Arlington | United States | Regional office | 2 | 1 | Operations, Science & Research | 50% | Feb 2025 |
| Fairfax | United States | Regional office | 1 | 1 | Science & Research | 100% | May 2026 |
| Alexandria | Egypt | Not classified | 1 | 1 | Legal | 0% | Aug 2026 |
| Raleigh | United States | Not classified | 1 | 1 | Science & Research | 100% | Sep 2026 |
| Durham | United States | Not classified | 1 | 1 | Science & Research | 100% | Sep 2026 |
| Chapel Hill | United States | Not classified | 1 | 1 | Science & Research | 100% | Sep 2026 |
| Hawthorne | United States | Not classified | 1 | 1 | Management | 0% | Nov 2026 |
| Boston | United States | Regional office | 0 | 1 | Sep 2026 | ||
| Park | United States | Engineering / R&D | 0 | 0 | Sep 2024 | ||
| New York | United States | Regional office | 0 | 0 | |||
| Atlanta | United States | Regional office | 0 | 0 | |||
| Oakland | United States | Regional office | 0 | 0 | |||
| Santa Fe | United States | Regional office | 0 | 0 | |||
| Portland | United States | Regional office | 0 | 0 | |||
| Honolulu | United States | Regional office | 0 | 0 | |||
| Austin | United States | Regional office | 0 | 0 | |||
| Salt Lake City | United States | Regional office | 0 | 0 | |||
| Portland | United States | Regional office | 0 | 0 | |||
| Charlottesville | United States | Regional office | 0 | 0 | |||
| Golden | United States | Regional office | 0 | 0 | |||
| Ann Arbor | United States | Regional office | 0 | 0 | |||
| Herndon | United States | Regional office | 0 | 0 |
Source: office addresses in postings and company registers
Sites no longer seen
Concord
United States · Not classified
last seen Sep 2026
How to cite
ERG, Offices. Alion, Nov 15, 2026. https://alion.io/company/erg-4/offices