Phoenix Tailings

9.5. R&D Engineer

Woburn, MA · Senior

Sponsorship not specified$90k-$110kDetected 75 days ago

PythonMATLABData AnalysisExcelProcess ImprovementMechanical DesignElectrical EngineeringExperimental DesignProblem Solving

About the role

About Phoenix Tailings Phoenix Tailings is a rapidly growing clean mining and metals production startup dedicated to sustainable and economic critical metals production.
Total package may vary based on experience and qualifications.
Phoenix Tailings, Inc. is an Equal Opportunity Employer, and we value diversity at all levels.

Design, execute, and document electrochemical experiments focused on critical metals recovery, refining, and production.
Support process development work across cell design, electrolyte composition, electrode materials, operating conditions, current efficiency, voltage efficiency, and product quality.
Help scale experimental setups from bench-scale tests toward larger, more reliable systems that support Phoenix Tailings' clean metals production platform.
Maintain clear experimental records, data summaries, test reports, and recommendations that support R&D decision-making.

Hands-on experience with electrochemical systems, chemical process development, laboratory testing, metals processing, batteries, fuel cells, electrodeposition, corrosion, or related applied R&D work.
Experience operating, maintaining, or troubleshooting laboratory equipment, test systems, sensors, pumps, power supplies, or electrochemical instrumentation.
Strong understanding of engineering fundamentals, experimental design, data analysis, and safe laboratory practices.
Ability to work with chemical systems, electrolytes, metals, electrodes, and process equipment in a hands-on R&D environment.
Proficiency with data analysis tools such as Excel, Python, MATLAB, JMP, Minitab, or similar platforms.
Comfort working in a fast-moving startup environment where priorities evolve and hands-on problem solving is essential.
BS or MS in Chemical Engineering, Chemistry, Materials Science, Metallurgical Engineering, Mechanical Engineering, Electrical Engineering, or a related technical field.
We offer a competitive compensation package that is based on expertise. We also offer the following benefits:
This pay range reflects best estimate for the total cash compensation which includes salary + discretionary bonus for this role. Total package may vary based on experience and qualifications.

This pay range reflects best estimate for the total cash compensation which includes salary + discretionary bonus for this role.
100% Medical, dental, and vision coverage for employee.
Unlimited PTO.
Learning and development opportunities to grow your skills and career.
At Phoenix Tailings, we have an open culture that values learning, and we are looking to grow the team with enthusiastic individuals who share our vision of sustainable mining.
Stock Options: Ownership in a fast-growing venture-backed company.

You are only crazy if you are wrong, it's ok to be wrong ● Lead with Compassion ● Be Resourceful ● Listen ●
Phoenix Tailings is looking for a Senior R&D Electrochemist to develop and advance electrochemical systems that enable cleaner, more efficient production of critical metals.
This role will help drive the core science behind Phoenix Tailings' clean metals platform by designing experiments, improving electrochemical performance, and translating lab-scale results into scalable process improvements.
You will play a direct role in building the technology needed to produce the critical materials that power the future.
Ownership in a fast-growing venture-backed company.

This listing is sourced directly from Phoenix Tailings's careers page and normalized into a canonical job model.