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Highway Maintenance Workers: green card (PERM) sponsors
42 PERM labor certification applications for this occupation (SOC 47-4051). Median offered salary $40,900; median time to certification 512 days.
PERM applications42
Median offered salary$40,900
Middle half of salaries$32,740–$46,051
10th–90th percentile$32,740–$47,840
Top green card sponsors
| Employer | PERM applications | Median salary |
|---|---|---|
| Salazar Contracting, LLC | 12 | $32,740 |
| Diamond Surface, Inc. | 10 | $47,840 |
| SaBell's Snow & Lawn Service, LLC | 8 | $46,051 |
| Altered Grounds Outdoor Services, LLC | 5 | $40,900 |
| JCL Outdoor LLC | 4 | $36,400 |
| Professional Traffic Control LLC | 3 | $27,976 |
Job titles
- Highway Maintenance Worker22
- Groundskeeping Service Provider9
- Landscape Technicians8
- Traffic Control Signaler (Flagger)3
Salaries are the lower end of the wage offered on each application, converted to a yearly amount; statistics use certified full-time applications. PERM certification is one step toward a green card; USCIS decides the petition. Not legal advice. Source: U.S. Department of Labor, OFLC PERM Disclosure Data, fiscal years 2024–2026 (latest decision Jun 30, 2026).