Senior Hydrometallurgy Technologist – Strategic Materials

Bloom Energy; San Jose (CA); On-site; USD 140,000 - 210,000; Full time

Job summary

Bloom Energy in San Jose, CA seeks a Senior Technologist - Strategic Materials to lead hydrometallurgical process development and scale-up from lab to pilot and production. You will design wet-chemistry processes, optimize operations, and collaborate across R&D, engineering, and supplier partners.

This on-site role requires deep technical expertise and leadership to deliver scalable metal recovery solutions.

Qualifications

• Bachelor's degree in Metallurgical Engineering or related field; advanced degrees preferred for seniority.
• 5+ years hands-on industrial or research experience in mineral processing, metal leaching, or recycling critical minerals.

Responsibilities

• Design and run lab- and bench-scale tests for hydrometallurgical unit operations (leaching, solvent extraction, ion exchange, precipitation).
• Develop and optimize process conditions for lab, bench, and pilot-scale systems.
• Provide technical leadership for wet chemistry tasks: solution chemistry, acid-base chemistry, pH control, filtration, precipitation, reagent selection, troubleshooting.
• Translate bench chemistry into pilot-plant or commercial-scale flows; assist equipment sizing for reactors, filters, thickeners, mixers, pumps.
• Lead root-cause analysis for process performance, impurity behavior, and phase separation; troubleshoot issues.
• Collaborate with Bloom Energy and supplier partners to craft pilot-test plans, SOPs, and control strategies.
• Support scale-up of critical metals supplier production from sheet to production deployment.
• Create mass and energy balances using METSIM or SYSCAD to support designs.
• Ensure safety, health, and environmental compliance for wet chemistry and waste streams.
• Mentor junior engineers and scientists; maintain clear technical records and reports.

Skills

Hydrometallurgy

Wet chemistry

Process development

Scale-up

Data interpretation

Lab management

Education

Bachelor's degree in Metallurgical Engineering

Master's or Ph.D. preferred

Tools

METSIM

SYSCAD

Job description

Bloom Energy in San Jose, CA seeks a Senior Technologist - Strategic Materials to lead hydrometallurgical process development and scale-up from lab to pilot and production. You will design wet-chemistry processes, optimize operations, and collaborate across R&D, engineering, and supplier partners.

This on-site role requires deep technical expertise and leadership to deliver scalable metal recovery solutions.