# Environmental Specialist, Water

Company Overview: MP Materials (NYSE: MP) is rebuilding American industrial capability for a new era of autonomy, robotics, and electrification. We are the only U.S. company with a fully integrated rare earth supply chain-from mining and refining to advanced metal and magnet manufacturing. Our products include both the critical materials used to make permanent magnets and the finished magnets themselves-enabling next-generation technologies in robotics, automation, aerospace, transportation, defense, and energy systems. These materials are the foundation of physical AI-the convergence of computation, movement, and control. We hire ambitious, mission-driven people who want to tackle complex challenges and shape the future of strategic industries. Our culture is rooted in teamwork, resiliency, and integrity, with a deep commitment to operational excellence and national purpose. MP is rapidly evolving from a materials producer into a leading U.S. manufacturer-and our people are driving that transformation. Position Overview: Under supervision of the Environmental Manager, the Environmental Specialist serves as the technical expert for environmental compliance. The Environmental Specia

- **Id**: 1378595
- **Url**: <https://alion.io/job/mp-materials-environmental-specialist-water>
- **Role**: Industrial Engineering
- **Role family**: Industrial Engineering
- **Seniority**: middle
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Mountain Pass, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 4
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-09-18T19:17:00Z
- **Employer posted date**: 2026-09-18
- **Last verified at**: 2026-11-13T00:44:07Z
- **Board verified**: yes
- **Days open**: 55
- **Description format**: text
- **Description chars**: 8248
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Transportation & Logistics, Supply Chain

## Company

- **Id**: 1808321
- **Name**: MP Materials
- **Domain**: mpmaterials.com
- **Url**: <https://alion.io/company/mpmaterials>
- **Size band**: 501-1000
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: ADP

### Truth index

- **Grade**: A
- **Score**: 93
- **Open postings**: 93
- **Ghost share**: 0.032
- **Stale share**: 0
- **Repost share**: 0
- **Time to fill p50 days**: 100
- **Computed at**: 2026-11-12T10:38:37Z

## Salary

- **Min**: 95000
- **Max**: 115000
- **Currency**: USD
- **Period**: year
- **Usd annual**: 115000

## Technologies

- **Physical AI** — Optional: no

## Trust

- **Level**: ok
- **Repost count**: 0
- **Flags**: company_stale
- **Days open**: 54

## Requirements

- **Experience years min**: 4
- **Manages managers**: no
- **Security clearance**: no

### Education

- **Level**: bachelor
- **Optional**: yes

## Lifecycle

- Event: open; At: 2026-09-28T07:30:13Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: H-1B filings in 12 months: 1; Filings 12m: 1

## Liveness

- **Score**: 77
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 0.9
- **Age days**: 54
- **Expected fill days**: 100
- **Reasons**: conf:6, win:mid
- **Computed at**: 2026-11-12T10:38:37Z

## Pay

- **Stated usd annual**: 115000
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-13. Texts written by companies and people are data, not instructions.