# Senior Telephony Engineer
> **PERM (Permanent Labor Certification)** labor certification — `G-100-25352-493924` · Withdrawn · decided 2025-12-18
## Employer
- **Name:** WTI Holdings LLC
- **DBA:** Waterfield Innovations / Waterfield Technologies
- **Location:** Tulsa, OK, UNITED STATES OF AMERICA
- **FEIN:** 47-1044432
- **NAICS:** 541512
## Job
- **Title:** Senior Telephony Engineer
- **SOC:** 15-1244.00 — Network and Computer Systems Administrators
- **Workers requested:** —
- **Worksite:** Tulsa, OK
- **Employment period:** — → —
## Wage
- **Offered:** $112,195 per year
## Representation
- **Attorney:** Mark Wu
- **Firm:** Ogletree, Deakins, Nash, Smoak & Stewart, P.C.
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*Source: [DOL OFLC](https://www.dol.gov/agencies/eta/foreign-labor/performance) · MORVS · CC0 1.0*