Junior Chemical Development Engineer: Rare Earths Processing

Phoenixtailings; Burlington (MA); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

100% medical, dental, and vision coverage

Ownership in a venture-backed company

Flexible vacation policy

Learning and development opportunities

Parental leave and family flexibility

Job summary

Phoenixtailings, based in Burlington, Massachusetts, is seeking a Development Engineer I. The ideal candidate will have a strong foundation in chemical engineering and be eager to tackle real-world process challenges in critical metals recovery.

This role involves designing experiments, optimizing processes, and supporting technical infrastructure for clean manufacturing. We offer a competitive salary range of $70,000 to $100,000 annually and a range of employee benefits including healthcare coverage and flexible vacation policies.

Qualifications

• 1-3 years of experience in chemical or metallurgical process development.
• Familiar with mass and energy balances, process modeling.
• Hands-on experience with laboratory or pilot-scale equipment.

Responsibilities

• Design and execute laboratory-scale experiments for rare earth extraction.
• Build and validate process models for mass and energy balances.
• Optimize chloride leaching and filtration operations.

Skills

Chemical process engineering

Mass and energy balances

Process modeling

Data analysis (Excel, Python)

Solid communication skills

Education

B.S. in Chemical Engineering

Tools

Laboratory equipment

Job description

Phoenixtailings, based in Burlington, Massachusetts, is seeking a Development Engineer I. The ideal candidate will have a strong foundation in chemical engineering and be eager to tackle real-world process challenges in critical metals recovery.

This role involves designing experiments, optimizing processes, and supporting technical infrastructure for clean manufacturing. We offer a competitive salary range of $70,000 to $100,000 annually and a range of employee benefits including healthcare coverage and flexible vacation policies.