Process Engineer - Milling jobs in United States
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USA Rare Earth, Inc. (Nasdaq: USAR) · 11 hours ago

Process Engineer - Milling

positionStillwater, OK
timeFull-time
remoteOnsite
seniorityMid Level
date3+ years exp

USA Rare Earth, Inc. is on a mission to become a leading supplier of critical materials for the green energy and technology revolution. The Process Engineer - Milling will develop and maintain process parameters for milling operations, collaborate with R&D and quality teams, and lead continuous improvement initiatives to enhance powder yield and safety.

Angel InvestmentManufacturingMiningProduct Design
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H1B Sponsor Likelynote

Responsibilities

Develop and maintain process parameters for tumble and jet mills to achieve target particle size distribution, morphology, and flowability
Monitor oxygen, moisture, and contamination levels throughout powder handling and storage
Collaborate with R&D and quality on powder characterization, sampling, and analysis methods
Specify and maintain equipment for air classification, dust collection, and loading systems
Conduct PFMEA and establish control plans for powder processes; maintain documentation
Lead continuous improvement initiatives to reduce contamination risk and enhance powder yield
Support automation or containment improvements for dust management and operator safety
Collaborate with Pressing Engineer to ensure powder rheology and moisture content support stable pressing operations
Assist with equipment vendor selection, FAT/SAT, and installation of new mills and classifiers
Work with other groups to support the optimization of material handling methods between strip casting, milling, and slurry preparation

Qualification

Process modelingData analysisStatistical process controlMilling experiencePowder metallurgyMaterials processingSafety standardsProblem-solving skillsCollaboration skills

Required

Bachelor's degree in Chemical Engineering, Materials Science, Mechanical Engineering, or a related field
3–5 years of experience in milling, powder metallurgy, or materials processing within a manufacturing environment
Proficiency in process modeling, data analysis, and statistical process control (SPC)
Strong problem-solving and troubleshooting skills related to particle quality and process efficiency
Knowledge of safety, quality, and industry standards for powder and materials processing
Ability to collaborate effectively in a cross-functional, fast-paced start-up environment

Preferred

advanced degree in Chemical Engineering, Materials Science, Mechanical Engineering, or a related field

Company

USA Rare Earth, Inc. (Nasdaq: USAR)

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USA Rare Earth, LLC is a U.S.-based, vertically integrated magnet technology company.
dateFounded in 2019
location
Tampa, Florida, USA
people-size11-50 employees
web-link
https://usare.com

H1B Sponsorship

USA Rare Earth, Inc. (Nasdaq: USAR) has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)

Funding

Current Stage
Public Company
Total Funding
$202.56M
Key Investors
Navajo Transitional Energy Company
2025-04-30Post Ipo Equity· $75M
2025-03-13Post Ipo Equity· $50M
2025-03-13IPO

Leadership Team

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Alex Moyes
Vice President of Mining
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Recent News

Companies
US to invest $1.6bn into rare earths group in bid to shore up key minerals
2026-01-25
The Motley Fool
America Needs Rare Earth Magnets, and USA Rare Earth Is Positioning Itself to Fill the Gap
2026-01-25
Investing.com
US to inject $1.6 billion into rare earths miner for 10% stake, FT reports
2026-01-25
Company data provided by crunchbase