# Sr Developer III
> **LCA (H-1B / H-1B1 / E-3)** labor certification — `I-200-26049-649150` · Certified · decided 2026-02-25
## Employer
- **Name:** Core-Mark US LLC
- **Location:** Westlake, TX, UNITED STATES OF AMERICA
- **FEIN:** 36-4382177
- **NAICS:** 424410
## Job
- **Title:** Sr Developer III
- **SOC:** 15-1252.00 — Software Developers
- **Workers requested:** 1
- **Worksite:** Naperville, IL
- **Employment period:** 2026-04-10 → 2029-04-09
## Wage
- **Offered:** $144,552 per year
- **Prevailing wage:** $144,552 per Year
## Representation
- **Attorney:** Elizabeth Evans
- **Firm:** Jackson Lewis PC
---
*Source: [DOL OFLC](https://www.dol.gov/agencies/eta/foreign-labor/performance) · MORVS · CC0 1.0*