# Principal Machine Learning Platform Engineer
> **LCA (H-1B / H-1B1 / E-3)** labor certification — `I-200-26080-720417` · Certified · decided 2026-03-27
## Employer
- **Name:** Roblox Corporation
- **Location:** San Mateo, CA, UNITED STATES OF AMERICA
- **FEIN:** 20-0991664
- **NAICS:** 513210
## Job
- **Title:** Principal Machine Learning Platform Engineer
- **SOC:** 15-1252.00 — Software Developers
- **Workers requested:** 1
- **Worksite:** San Mateo, CA
- **Employment period:** 2026-05-12 → 2029-05-11
## Wage
- **Offered:** $345,040 per year
- **Prevailing wage:** $213,512 per Year
- **Wage level:** Level IV
## Representation
- **Attorney:** Meghan O'Keefe
- **Firm:** Corporate Immigration Partners, P.C.
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*Source: [DOL OFLC](https://www.dol.gov/agencies/eta/foreign-labor/performance) · MORVS · CC0 1.0*