Careers 



Join a team that's making a global impact
U.S. Borax Careers

Why work for U.S. Borax? 

If you'd like a rewarding career that provides growth, inclusion, and world-class benefits, U.S. Borax is for you. 

Every day, you’ll see how your work contributes to our greater mission: Finding better ways to supply the world’s refined borates, which are essential to modern life.

From the moment you start, you’ll be part of a collaborative, caring community. Our rich history goes back more than 150 years, and we’re proud to have employees with multi-generational ties.

As part of Rio Tinto, we offer:
  • Competitive benefits
  • Advancement pathways
  • An inclusive workplace
  • World-class safety practices
  Find Your Role

“This job is life-changing! I knew I wanted to work somewhere that I could grow and have a long and dynamic career. I found that place at U.S. Borax, and I absolutely love working here.”

Lynnah Petrey, Mine Operator
Lynnah Petrey, Mine Operator

We care about you

We believe everyone should feel safe, respected, and capable of reaching their full potential. You can expect a workplace that values diversity and empowers you to solve challenges that ultimately move your career forward. We are committed to:

Benefits

We offer comprehensive benefits to support your wellbeing and help you prepare for the future.

Health and wellness

Medical, dental, and vision
Health Savings Account (HSA)
Flexible Savings Account (FSA)
Employee Assistance Plan (EAP)

Insurance

Life insurance
Accidental death and
dismemberment insurance

Competitive 401K match

401 (k) with up to 5% match with immediate vesting
Retirement contribution plan
Stock purchase options

Employee spotlight

Emmanuel Laval: A Customer-Centric Technical Expert

Specializing in polymers and wood materials, Emmanuel Laval is committed to helping customers develop effective boron formulations. Learn more about his cu... Learn More

Industrial Impact: Your Borates Sales and Technical Marketing Team in China
Discover how the U.S. Borax China sales and technical marketing team leverages commercial acumen, technical expertise, and scientific support to drive industr... Learn More
From Apprentice to 1st Class Electrician
Elizabeth (Liz) Stone, a graduate of this year’s California Borates Instrumentation Electronics (IE) apprentice programme. Liz recently became a 1st cla... Read More

The way we work

Care, courage, and curiousity are values that guide us in everything we do. We believe in constant innovation and improvement. This mindset permeates our culture now and will lead us to future success.


 

Rio Tinto | Our Purpose

For nearly 150 years, we've been looking for new and better ways of doing things. 

Watch video



Rio Tinto | Jakob is #FindingBetterWays 

Meet Rio Tinto CEO Jakob Stausholm and hear why our mission is close to his heart.

Watch video

Meet the U.S. Borax
Inclusion Council

See how we’re fostering an inclusive, respectful workplace.

Watch video

Ready to find the role that's right for you?

Apply now

U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 650 customers with more than 1,800 delivery locations globally. We supply around 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles northeast of Los Angeles.  Learn more about Rio Tinto.

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