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Senior Process Engineer



Oakland, CA, USA
Posted on Sunday, December 24, 2023
About Magrathea

Magrathea is a California technology company with a mission to radically reduce the socioenvironmental impacts of producing structural metal from natural resources. We are doing this by developing a new generation of electrolytic process technology for making carbon neutral magnesium metal from seawater and brines. We are backed by the most sophisticated energy and materials technology investors on Earth. This includes the earliest supporters of Tesla and SpaceX, a portfolio of major industrial families from across Europe, and the US federal government. Find out more on our website.

What’s in it for you?

You’ll be working with a global, diverse team of smart, creative people who are looking to challenge the status quo of today’s industry to positively impact the socioenvironmental impacts of making structural metal. Check out some of our team on Linkedin .

There will be no waiting around, you’ll get stuck in from day one. This is a key role in our team, and you’ll be instrumental in driving the next steps of Magrathea’s technology. If you're passionate about pursuing and cultivating innovation through cutting edge technology, we should talk!

About The Role

Magrathea is seeking a dedicated and decisive Senior Process Engineer to support the scale-up of our technology to commercial scale. Our innovative talent is one of the biggest drivers in our success, and talented people don’t always fit with rigid job descriptions or day-to-day responsibilities. However, we want to be transparent about what will be expected of this role. The Senior Process Engineer will be a key player in the scale-up and design of our revolutionary electrolytic process technology.

Role Expectations

  • Support the Director of Engineering in leading scale-up and design of Magrathea’s technology to commercial scale quickly, economically, and safely
  • Contribute to engineering work products for overall process and unit operations including design basis, PFD, P&ID, MFD, plot plans, HAZOP and model reviews
  • Manage innovative custom equipment fabrication and installation with third party service providers
  • Rapid fabrication of key unit operations to provide proof of concept and process mechanical validation of critical processes to support technology development
  • Apply problem solving skills and design experience to hydrometallurgy, solids handling, drying, electrolysis, molten salt processing, refractory materials, gas handling, foundry and pyrometallurgy applications

Ideal Background

  • BS, MS, or PhD in chemical or mechanical engineering
  • Over 5 years of experience operating successfully in an industrial setting
  • Strong competence in inorganic chemistry, equipment fabrication, technology development, and project execution
  • Creative and open-minded with the ability to rapidly learn
  • Demonstrated track record of working on a team to achieve audacious goals together
  • History of promoting company culture based on humility, transparency, respect, and care for the success of other team members


  • Salary range: $100-$160k annually (commensurate with experience)
  • Competitive stock option package
  • Health insurance
  • 401k with pre- and post-tax investing options

How To Apply

Apply online through our website .


Magrathea is committed to providing a professional work environment free from discrimination and harassment, including discrimination and harassment based on a protected category, and an environment free from retaliation for participating in any protected activity. Magrathea is committed to providing equal employment opportunities to all employees and applicants for employment.