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Mp Mine Operations LLC

Exact employer profile · All loaded years

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Matching filings31
Median yearly base wage$125,000n=28 eligible
Middle 50% of yearly wages$108,000 – $137,434
Most reported worksiteMountain Pass, CA25 matching filings
Explore this companyMost reported roleProcess Control Engineer Top worksiteMountain Pass Individual recordsInspect dates & base salaries
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Salary records

31 matching H-1B filings

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Reported base wages in USD · pay period shown beside each amount · select a salary for case details

EmployerJob titleBase salaryLocationSubmit dateStart date
Mp Mine Operations LLCProcess Engineer Ii

Filing details

$125,000 /yr

I-200-26132-901893
Reported wage: $125,000 / year
Annualized: $125,000
Status: Certified
Fiscal year: 2026
Decision: 2026-05-19
Employment end: 2029-05-31
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/12/202606/01/2026
Mp Mine Operations LLCSenior Buyer

Filing details

$92,789 /yr

I-200-26128-888780
Reported wage: $92,789 / year
Annualized: $92,789
Status: Certified
Fiscal year: 2026
Decision: 2026-05-15
Employment end: 2029-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/08/202610/01/2026
Mp Mine Operations LLCWarehouse Operations Systems Analyst

Filing details

$120,000.14 /yr

I-200-26125-870808
Reported wage: $120,000.14 / year
Annualized: $120,000
Status: Certified
Fiscal year: 2026
Decision: 2026-05-12
Employment end: 2029-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/05/202610/01/2026
Mp Mine Operations LLCElectrical Engineer

Filing details

$154,500.32 /yr

I-200-26120-853670
Reported wage: $154,500.32 / year
Annualized: $154,500
Status: Certified
Fiscal year: 2026
Decision: 2026-05-07
Employment end: 2029-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA04/30/202610/01/2026
Mp Mine Operations LLCSenior Engineer, Process

Filing details

$151,496.54 /yr

I-200-26120-854380
Reported wage: $151,496.54 / year
Annualized: $151,497
Status: Certified
Fiscal year: 2026
Decision: 2026-05-07
Employment end: 2029-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA04/30/202610/01/2026
Mp Mine Operations LLCEngineer Ii, Process

Filing details

$125,000 /yr

I-200-26098-767900
Reported wage: $125,000–$150,000 / year
Annualized: $125,000
Status: Certified
Fiscal year: 2026
Decision: 2026-04-14
Employment end: 2029-04-12
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA04/07/202604/13/2026
Mp Mine Operations LLCEngineer Ii, Process

Filing details

$125,000 /yr

I-200-26087-737754
Reported wage: $125,000–$150,000 / year
Annualized: $125,000
Status: Certified
Fiscal year: 2026
Decision: 2026-04-03
Employment end: 2029-04-05
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA03/27/202604/06/2026
Mp Mine Operations LLCLead Engineer, Metallurgy

Filing details

$165,000.16 /yr

I-200-25274-350765
Reported wage: $165,000.16 / year
Annualized: $165,000
Status: Certified
Fiscal year: 2026
Decision: 2025-11-07
Employment end: 2026-12-15
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA09/30/202512/16/2025
Mp Mine Operations LLCSenior Buyer

Filing details

$90,000 /yr

I-200-25274-350774
Reported wage: $90,000 / year
Annualized: $90,000
Status: Certified
Fiscal year: 2026
Decision: 2025-11-07
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA09/30/202510/01/2025
Mp Mine Operations LLCManager, Corporate Financial Planning & Analysis

Filing details

$149,350.24 /yr

I-200-25149-032421
Reported wage: $149,350.24 / year
Annualized: $149,350
Status: Certified
Fiscal year: 2025
Decision: 2025-06-05
Employment end: 2028-09-01
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Las Vegas, NV05/29/202509/02/2025
Mp Mine Operations LLCProcess Control Engineer

Filing details

$135,000 /yr

I-200-25129-959773
Reported wage: $135,000 / year
Annualized: $135,000
Status: Certified
Fiscal year: 2025
Decision: 2025-05-16
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/09/202510/01/2025
Mp Mine Operations LLCEngineer, Process Control

Filing details

$135,000.32 /yr

I-200-25127-950955
Reported wage: $135,000.32 / year
Annualized: $135,000
Status: Certified
Fiscal year: 2025
Decision: 2025-05-14
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/07/202510/01/2025
Mp Mine Operations LLCProcess Control Engineer

Filing details

$136,578 /yr

I-200-25127-950959
Reported wage: $136,578 / year
Annualized: $136,578
Status: Certified
Fiscal year: 2025
Decision: 2025-05-14
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/07/202510/01/2025
Mp Mine Operations LLCProcess Control Engineer

Filing details

$135,000 /yr

I-200-25122-930937
Reported wage: $135,000 / year
Annualized: $135,000
Status: Certified
Fiscal year: 2025
Decision: 2025-05-09
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/02/202510/01/2025
Mp Mine Operations LLCSenior Instrumentation Engineer

Filing details

$159,650.14 /yr

I-200-25122-931020
Reported wage: $159,650.14 / year
Annualized: $159,650
Status: Certified
Fiscal year: 2025
Decision: 2025-05-09
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/02/202510/01/2025
Mp Mine Operations LLCProcess Control Engineer

Filing details

$135,000 /yr

I-200-25122-931132
Reported wage: $135,000 / year
Annualized: $135,000
Status: Certified
Fiscal year: 2025
Decision: 2025-05-09
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/02/202510/01/2025
Mp Mine Operations LLCProcess Control Engineer

Filing details

$125,000 /yr

I-200-25122-931273
Reported wage: $125,000 / year
Annualized: $125,000
Status: Certified
Fiscal year: 2025
Decision: 2025-05-09
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/02/202510/01/2025
Mp Mine Operations LLCSenior Process Engineer

Filing details

$132,000 /yr

I-200-25120-919316
Reported wage: $132,000 / year
Annualized: $132,000
Status: Certified
Fiscal year: 2025
Decision: 2025-05-06
Employment end: 2028-09-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA04/29/202510/01/2025
Mp Mine Operations LLCSenior Process Development Engineer

Filing details

$153,000 /yr

I-200-24205-217343
Reported wage: $153,000 / year
Annualized: $153,000
Status: Certified
Fiscal year: 2024
Decision: 2024-07-30
Employment end: 2027-12-14
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA07/23/202412/15/2024
Mp Mine Operations LLCSenior Process Control Engineer

Filing details

$140,000 /yr

I-200-24138-008222
Reported wage: $140,000–$160,000 / year
Annualized: $140,000
Status: Certified
Fiscal year: 2024
Decision: 2024-05-24
Employment end: 2027-06-23
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA05/17/202406/24/2024
Mp Mine Operations LLCProcess Control Engineer

Filing details

$115,000 /yr

I-200-24040-707361
Reported wage: $115,000–$135,000 / year
Annualized: $115,000
Status: Certified
Fiscal year: 2024
Decision: 2024-02-16
Employment end: 2027-03-03
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA02/09/202403/04/2024
Mp Mine Operations LLCSenior Project Metallurgist

Filing details

$125,202 /yr

I-200-23243-312419
Reported wage: $125,202–$145,000 / year
Annualized: $125,202
Status: Certified - Withdrawn
Fiscal year: 2024
Decision: 2024-01-11
Employment end: 2026-10-03
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA08/31/202310/04/2023
Mp Mine Operations LLCMaterial Manager

Filing details

$64,522 /yr

I-200-23354-581595
Reported wage: $64,522–$70,000 / year
Annualized: $64,522
Status: Certified - Withdrawn
Fiscal year: 2024
Decision: 2024-01-04
Employment end: 2027-01-01
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Mountain Pass, CA12/20/202301/02/2024
Mp Mine Operations LLCRobotics Engineer

Filing details

$110,000 /yr

I-200-22284-523657
Reported wage: $110,000–$120,000 / year
Annualized: $110,000
Status: Certified
Fiscal year: 2023
Decision: 2022-10-18
Employment end: 2025-10-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Westlake, TX10/11/202210/31/2022
Mp Mine Operations LLCRobotics Engineer

Filing details

$110,000 /yr

I-200-22283-520556
Reported wage: $110,000–$120,000 / year
Annualized: $110,000
Status: Certified
Fiscal year: 2023
Decision: 2022-10-17
Employment end: 2025-10-30
Worker positions: 1

Employer-reported disclosure · Base wage, not total compensation.

Westlake, TX10/10/202210/31/2022

About Mp Mine Operations LLC H-1B salary records

This view contains 31 matching filings across all loaded fiscal years. The median reported yearly base wage is $125,000, based on 28 certified filings with positive yearly pay. These are filing-level observations, not unique employees or total compensation.

Read each filing in context.

Base wages preserve the disclosed pay period. Select a salary to see its case status, dates, worker positions, and annualized estimate. Salary charts use certified, positive yearly base wages; LCAs are not visa approvals. Subsidiaries and previous legal names have separate profiles. Methodology & coverage ↗