Perm Visa Data for Petroleum Refineries: Top Employers, Top Jobs and Employees Trends

We now have Quarter 4 H1B visa FY 2023 data and Quarter 4 PERM visa FY 2023 data and Quarter 4 H2A visa FY 2023 data.
Employer Search tool is moved to it's own page: "H1B Visa Data Search Tool"

Petroleum Refineries (NAICS code 324110) has an average growth rate of -0.52% as an Perm industry with 398 employees hired as of 2025

Top Petroleum Refineries Employers

Company	Employees	Average Wage
Conocophillips Company	56	$116,533
Valero Energy Corp	44	$101,928
Tesoro Companies, Inc.	18	$106,069
Valero Energy Corporation	11	$124,291
Uop Llc	10	$113,589
Phillips 66	10	$84,972
Marathon Petroleum Company Lp	4	$119,548
Nustar Services Company Llc	3	$90,889
Flint Hills Resources, Lc	3	$106,891
Technip Usa	2	$121,326

Top Petroleum Refineries Jobs

Job Title	Number of Jobs	Average Wage
Computer Systems Analysts	41	$99,676
Software Developers, Applications	31	$104,622
Chemical Engineers	18	$106,130
Petroleum Engineers	13	$162,445
Mechanical Engineers	12	$96,542
Geoscientists, Except Hydrologists And Geographers	9	$124,964
Architectural And Engineering Managers	7	$128,802
General And Operations Managers	5	$149,985
Network And Computer Systems Administrators	5	$91,241
Database Administrators	4	$100,142

Employees Over Time vs Average Salary Over Time

The Petroleum Refineries industry has been in the H1B Visa program since 2010 where 23 employees were hired. They peaked in 2018 with 27 employees, and have since been on a decline with the most recent number of employees being 9 in 2023.

The Petroleum Refineries industry has been in the H1B Visa program since 2010 where the average salary was $81,944. The industry peaked in 2023 with an average salary of $132,223, and the recent trend shows the average salary on an incline.