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Chemical Process Engineer I -Separation

Work from home Full-time role Hiring

Phoenix Tailings is a rapidly growing clean mining and metals production startup dedicated to sustainable and economic critical metals production. They are seeking a Chemical Process Engineer I who will perform lab work to support solvent extraction experiments and contribute to real-world solutions in rare earth separation.

Responsibilities

  • Perform hands-on lab work to support solvent extraction experiments for rare earth element separation
  • Prepare chemical solutions, reagents, and samples for testing and analysis
  • Operate and maintain laboratory-scale process equipment (e.g., mixer-settlers, separators)
  • Record detailed observations, maintain lab notebooks, and input experimental data for analysis
  • Assist in process data analysis to identify trends and inform process decisions
  • Follow lab safety protocols and contribute to a culture of safe experimentation
  • Help scale experiments from lab to pilot by supporting equipment setup, testing, and documentation
  • Collaborate with senior engineers and scientists to execute technical project work

Skills

  • B.S. in Chemical Engineering, Metallurgical Engineering, or related field
  • Academic or internship experience with chemical processes, especially wet chemistry or solvent extraction, is a plus
  • Strong interest in hands-on lab work and process development
  • Ability to manage multiple tasks, maintain documentation, and follow experimental procedures precisely
  • Knowledge of basic lab safety practices and chemical handling
  • Comfortable working in a fast-paced, startup environment where learning by doing is core to success
  • Strong communication skills and a collaborative mindset

Benefits

  • Healthcare, we care about you and your family: 100% Medical, dental, and vision coverage
  • Stock: Ownership in a fast-growing venture-backed company.
  • Family Focus: Parental leave and flexibility for families.
  • Time Off: Flexible vacation policy to encourage people to get out and see the world.
  • Team Fun: Regularly scheduled events, and celebrations.
  • Learning: Learning and development Opportunities to grow your skills and career.
  • Great team: Working with fun, hard-working, kind people committed to making a difference!
  • Flexible culture: We are results-focused. We don’t work at the office every day.

Company Overview

  • Phoenix Tailings is a metals-refining company that transforms mining waste (“tailings”) into usable rare earth and critical metals. It was founded in 2019, and is headquartered in Woburn, Massachusetts, USA, with a workforce of 51-200 employees. Its website is https://www.phoenixtailings.com.
  • Company H1B Sponsorship

  • Phoenix Tailings has a track record of offering H1B sponsorships, with 1 in 2025, 3 in 2024, 1 in 2023, 1 in 2022. Please note that this does not guarantee sponsorship for this specific role.
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