# Principal Application Engineer  
> **PERM (Permanent Labor Certification)** labor certification — `G-100-24267-358258` · Certified · decided 2026-01-26
## Employer
- **Name:** DFS Corporate Services LLC
- **Location:** Riverwoods, IL, UNITED STATES OF AMERICA
- **FEIN:** 27-3572632
- **NAICS:** 522210
## Job
- **Title:** Principal Application Engineer  
- **SOC:** 15-1252.00 — Software Developers
- **Workers requested:** —
- **Worksite:** Riverwoods, IL
- **Employment period:** — → —
## Wage
- **Offered:** $144,560–$175,600 per year
## Representation
- **Attorney:** Cheryl Kilborn
- **Firm:** Berry Appleman & Leiden LLP
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*Source: [DOL OFLC](https://www.dol.gov/agencies/eta/foreign-labor/performance) · MORVS · CC0 1.0*