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Pasadena, CAOtherMidVoluntaryFull-time

Technician, Membrane Development

Captura · Pasadena, CA · posted 2026-10-20
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About this role

About the Role Captura is seeking a highly skilled and experienced Membrane Development Technician to join our growing startup at a pivotal stage of development and scale up of the membrane technology.   This is a unique opportunity to support quality control, membrane development, laboratory, and pilot scale up activities.

The ideal candidate will have prior experience in polymers, material science, chemistry, chemical engineering, or a related technical field who enjoys working in the lab, understands technical processes, and can translate experimental results into clear documentation and actionable process improvements. The successful candidate will contribute towards catalyst and membrane development including formulation, development, testing, characterization, and QC evaluation while maintaining strong laboratory organization, record keeping, and safe work practices.

This position requires being comfortable working with chemicals, laboratory equipment, process materials, and appropriate personal protective equipment (PPE). They will take full ownership of critical projects in a fast-paced setting, playing a key role in preparing, executing and documenting experiments to evaluate membranes, and scale up while driving continuous improvements in both process performance and safety.

Responsibilities Daily Laboratory Responsibilities   Execute hands-on laboratory research and development activities focused on membrane casting, and process optimization for advancing Ion exchange membranes. Execute polymer production activities including synthesis of polymer, including polymer purification, washing and drying and polymer solution preparation to meet the target specifications at lab scale leading to pilot scale quantities.

Design, execute, and document expe

Summary compiled by Carbon Desk from the employer's public posting; the employer's page is authoritative. Spotted an error? Email [email protected].

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