Chemical Development Engineer I | Burlington, MA

Mineral Processing and Metallurgy
Massachusetts, United States
June 8, 2026
$70,000 - $100,000 / year
Full-time
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Job Description

Company: Phoenix Tailings
Location: Burlington, Massachusetts, United States
Category: Mineral Processing and Metallurgy
Job Type: Full-time
Work Arrangement: On-site
Experience Level: Entry-Level
Salary: $70,000.00 – $100,000.00 annually

Job Summary
Phoenix Tailings is seeking a Chemical Development Engineer I to support the design, development, and optimization of critical metals production systems.

This role supports rare earth element processing technologies, laboratory-scale experiments, process modeling, hydrometallurgical development, and early-stage metallization research to help advance clean and sustainable critical metals production.

Key Responsibilities

  • Design and execute laboratory-scale experiments across rare earth extraction and metallization process flowsheets
  • Build and validate process models, including mass and energy balances
  • Optimize chloride leaching, dissolution, and filtration operations to improve efficiency and product quality
  • Support development of advanced separation techniques for rare earth purification and concentration
  • Develop precipitation processes for converting rare earth chlorides into high-purity oxides
  • Contribute to early-stage metallization R&D for converting oxides into individual rare earth metals
  • Analyze experimental data and use findings to improve process development
  • Specify and evaluate equipment for pilot and commercial-scale implementation
  • Document research procedures, findings, and technical recommendations
  • Ensure experiments and development activities align with EH&S and sustainability standards
  • Support technical infrastructure development for clean critical metals production

Qualifications

  • Bachelor’s degree in Chemical Engineering, Metallurgical Engineering, Materials Science, or a related field required
  • 1-3 years of experience in chemical or metallurgical process development
  • Internship and co-op experience may be considered
  • Familiarity with mass and energy balances, process modeling, and basic process calculations
  • Experience interpreting or developing PFDs and P&IDs
  • Hands-on experience with laboratory or pilot-scale chemical equipment
  • Comfortable using tools for data analysis and reporting such as Excel, Python, or similar
  • Strong communication skills and ability to clearly document technical work
  • Familiarity with rare earth chemistry or hydrometallurgy is a plus
  • Curiosity, mission-driven mindset, and interest in solving critical resource challenges

Why This Role Matters
This role supports the development of cleaner critical metals production by helping improve rare earth extraction, purification, metallization, and process scale-up technologies.

Apply
👉 Apply online: https://jobs.lever.co/PhoenixTailings/4efc17fb-9b0d-4aea-aa44-a1161f8c4bb5

⚠️ Disclaimer
This job is shared for informational purposes. WeMineUp is not affiliated with the hiring company. Please apply through the official company process.

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