127 companies filed certified H-1B applications for RESERVOIR ENGINEER roles (FY2026), ranked by filing volume from U.S. Department of Labor disclosure data.
| # | Employer | H-1B filings | Avg. wage |
|---|---|---|---|
| 1 | SHELL EXPLORATION AND PRODUCTION COMPANY | 89 | $142,599 |
| 2 | BP AMERICA INC. | 73 | $125,756 |
| 3 | CHEVRON CORPORATION | 50 | $122,119 |
| 4 | PETROTEL INC | 40 | $109,638 |
| 5 | OCCIDENTAL OIL AND GAS | 33 | $113,804 |
| 6 | ConocoPhillips Company | 29 | $106,886 |
| 7 | HESS CORPORATION | 25 | $100,848 |
| 8 | SCHLUMBERGER TECHNOLOGY CORPORATION | 24 | $93,038 |
| 9 | Occidental Petroleum Corporation | 12 | $118,288 |
| 10 | NEWFIELD EXPLORATION | 10 | $108,756 |
| 11 | MARATHON OIL CORPORATION | 10 | $113,750 |
| 12 | Battelle Memorial Institute | 10 | $81,563 |
| 13 | UNIVERSITY OF NORTH DAKOTA | 9 | $80,422 |
| 14 | ENCANA OIL & GAS (USA) INC. | 8 | $157,388 |
| 15 | FRONTENDER CORPORATION | 6 | $94,806 |
| 16 | MAXEUR LLC | 6 | $85,781 |
| 17 | Nalco Company LLC | 5 | $101,080 |
| 18 | DEVON ENERGY CORP | 5 | $186,300 |
| 19 | Weatherford International, LLC | 5 | $96,190 |
| 20 | NUTECH ENERGY ALLIANCE, LTD. | 5 | $113,901 |
| 21 | URANIUM RESOURCES INC | 5 | $85,000 |
| 22 | UNIT PETROLEUM COMPANY | 4 | $135,142 |
| 23 | DENBURY ONSHORE, LLC | 4 | $129,000 |
| 24 | KMGP SERVICES COMPANY, INC. | 4 | $131,400 |
| 25 | AERA ENERGY SERVICES COMPANY | 4 | $102,298 |
| State | H-1B filings |
|---|---|
| Texas | 498 |
| California | 44 |
| Oklahoma | 19 |
| Louisiana | 17 |
| Colorado | 16 |
Counts are certified H-1B Labor Condition Applications (LCAs) from public U.S. Department of Labor disclosure data. Wages shown are the offered annual wage on the filing, not a guarantee of pay.