Separations Chemist - Critical Minerals Sorbent Innovator

Visible Hands; New York (NY); On-site; USD 90,000 - 135,000; Full time

Benefits offered by this job

Competitive compensation including 0%–

Health, dental, vision, and life ins.

401(k) benefits with company matching

Flexible paid time off and holidays

Health/fitness stipend

Open, supportive, and diverse team

Job summary

ChemFinity Technologies in New York/Brooklyn is seeking a chemist to lead projects designing and synthesizing advanced sorbent materials for critical mineral recovery. You will work hands-on with a cross-functional team of chemists and engineers as we scale from lab to pilot and then industrial production.

The role emphasizes rigorous safety, materials characterization, and rapid iteration, with on-site responsibilities at our Brooklyn facility and opportunities to shape impactful, sustainable

Qualifications

• PhD or equivalent with 4+ years of industry experience (if applicable).
• Strong understanding of organometallic or inorganic chemistry relevant to metal bonding.
• Hands-on experience with chemical synthesis, sorbent development, leaching, and metal recovery processes.
• Ability to own projects, communicate effectively, and collaborate to solve challenging startup problems.
• High safety standards and teamwork orientation.

Responsibilities

• Synthesize and test new porous materials using various techniques.
• Iterate material design and processing conditions for mineral recovery from diverse feedstocks.
• Support rapid R&D and piloting of sorbent materials, separation, and leaching.
• Assist scale-up of sorbent synthesis, leaching, and mineral production.
• Maintain accurate lab documentation and sample logs.
• Perform full-time hands-on work on-site at our Brooklyn facility.

Skills

Organometallic chemistry

Inorganic chemistry

Chemical synthesis

Sorbent development

Leaching

Metal recovery

Industrial manufacturing

Project ownership

Education

PhD in chemistry or related field

Bachelor’s or Master’s degree with 4+ years of relevant experience

Tools

Laboratory equipment operation

Leaching equipment

Job description

ChemFinity Technologies in New York/Brooklyn is seeking a chemist to lead projects designing and synthesizing advanced sorbent materials for critical mineral recovery. You will work hands-on with a cross-functional team of chemists and engineers as we scale from lab to pilot and then industrial production.

The role emphasizes rigorous safety, materials characterization, and rapid iteration, with on-site responsibilities at our Brooklyn facility and opportunities to shape impactful, sustainable