# Downstream Process Development Science Engineer
> **LCA (H-1B / H-1B1 / E-3)** labor certification — `I-200-25121-926890` · Certified - Withdrawn · decided 2025-12-08
## Employer
- **Name:** Spark Therapeutics, Inc.
- **Location:** South San Francisco, CA, UNITED STATES OF AMERICA
- **FEIN:** 46-2654405
- **NAICS:** 32541
## Job
- **Title:** Downstream Process Development Science Engineer
- **SOC:** 17-2041.00 — Chemical Engineers
- **Workers requested:** 1
- **Worksite:** Philadelphia, PA
- **Employment period:** 2025-10-01 → 2028-09-30
## Wage
- **Offered:** $103,200–$154,800 per year
- **Prevailing wage:** $101,982 per Year
- **Wage level:** Level II
## Representation
- **Attorney:** Wesley Cheung
- **Firm:** Van Der Hout LLP
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*Source: [DOL OFLC](https://www.dol.gov/agencies/eta/foreign-labor/performance) · MORVS · CC0 1.0*