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U.S. Borax Inc.

Active PERM

BORON, CA · Mining, Quarrying & Oil/Gas

3-Year FY2025 FY2024 FY2023

All New Hire Renewal Transfer

LCA Filings

100.0%

Approval Rate

Workers Sponsored

$112,038

Median Wage

PERM Filings

Filing Breakdown

New Hires

20 (71%)

Renewals

6 (21%)

Transfers

2 (7%)

2 amendments excluded from counts

Compensation

Salary Range (full-time, non-amendment)

$88,912

$164,237

p10median $112,038p90

Offered / Prevailing Wage1.17x

Wage Level Distribution

Level I

31%

Level II

24%

Level III

34%

Level IV

10%

Green Card Pipeline

PERM Filings1

Certified1

Denied0

Approval Rate100.0%

Education Levels

Y 1

Top Job Titles

Mining and Geological Engineers, Including Mining Safety Engineers$108,000 · 5

Data Engineer - KBGFJG210036-1$94,676 · 1

Data Engineer - KBGFJG210036-5$138,000 · 1

Geotech Engineer II - KBGFJG276007-1$98,165 · 1

Lithium Process Project Engineer - KBGFJG169859-6$108,000 · 1

Research Engineer - KBGFJG275988-1$125,000 · 1

Validation Engineers$100,922 · 3

Graduate Engineer - KBGFJG185521-2$100,922 · 1

Graduate Engineer Electrical & Controls - KBGFJG276006-1$89,500 · 1

Process Engineer II - KBGFJG275982-2$116,673 · 1

Electrical Engineers$99,751 · 3

Electrical and Controls Engineer 2 - KBGFJG186219-3$107,640 · 1

Engineer II - KBGFJG102444-2$95,550 · 1

Graduate Project Engineer - KBGFJG180207-2$99,751 · 1

Civil Engineers$147,691 · 3

Capital Projects Manager and Operational Readiness Lead-44-4$195,261 · 1

Lithium Mechanical Project Engineer - KBGFJG110929-5$117,065 · 1

Senior Process Engineer - KBGFJG110929-8$147,691 · 1

Financial Managers$205,761 · 2

Manager Strategic Planning - KBGFJG163105-2$211,609 · 1

Strategic Planning Manager - KBGFJG163105-6$199,914 · 1

Human Resources Managers$148,109 · 2

Superintendent Health - KBGFJG145283-3$145,874 · 1

Superintendent Health - KBGFJG145283-8$150,344 · 1

Logisticians$68,874 · 2

Analyst I Trans & Logistic$67,648 · 1

Graduate Commercial - KBGFJG234007-1$70,100 · 1

Computer Systems Analysts$92,131 · 2

Electrical and Controls Engineer 2 - KBGFJG186219-3$104,000 · 1

Graduate Engineer Electrical & Controls - KBGFJG186219-2$80,261 · 1

Top Locations

Boron, CA 25 California, CA 1 Lancaster, CA 1

Point of Contact

Emails

stefania.magnani@riotinto.comStefania Magnani

tom.north2@riotinto.comTom North

aurelia.stewart@riotinto.comAurelia Jewel Stewart

gordon.walker@riotinto.comGordon Walker

Phone Numbers

+1-347-209-1038+1-385-287-4478+1-514-895-9752+1-610-862-1309 ext 50+1-618-621-3095 ext 0

Immigration Attorney

Emails

certified.lca@ca.ey.comEY Law LLPJacob Jaskiewicz, Sabita Bickhram, Samantha Weizel

jacob.jaskiewicz@ca.ey.comEY Law LLPJacob Jaskiewicz

samantha.weizel@ca.ey.comEY Law LLPSamantha Weizel

Phone Numbers

+1-416-932-5775+1-416-943-7131+1-161-359-8428+1-613-598-4288