# Senior Environmental Engineer (Air Quality)
> **LCA (H-1B / H-1B1 / E-3)** labor certification — `I-200-26082-722668` · Certified · decided 2026-03-30
## Employer
- **Name:** ALL4, LLC
- **Location:** Phoenixville, PA, UNITED STATES OF AMERICA
- **FEIN:** 01-0591714
- **NAICS:** 541620
## Job
- **Title:** Senior Environmental Engineer (Air Quality)
- **SOC:** 17-2081.00 — Environmental Engineers
- **Workers requested:** 1
- **Worksite:** Houston, TX
- **Employment period:** 2026-06-13 → 2029-06-12
## Wage
- **Offered:** $144,000.28 per year
- **Prevailing wage:** $143,229 per Year
- **Wage level:** Level IV
## Representation
- **Attorney:** Sarah Iyer
- **Firm:** Honigman LLP
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*Source: [DOL OFLC](https://www.dol.gov/agencies/eta/foreign-labor/performance) · MORVS · CC0 1.0*