Kunin · 1 day ago
Polymer Engineer
Chattanooga
Full-time
Onsite
Mid Level
$90K/yr - $160K/yr
3+ years expKunin Technologies is revolutionizing the critical mineral supply chain through advanced separation technologies. The Polymer Engineer will lead the scaling of polymer manufacturing processes and ensure that production meets strict quality specifications, transitioning proprietary resin formulations to continuous manufacturing.
Mining & Metals
Responsibilities
Scale-up of free radical, solution, and bulk polymerization processes from laboratory to pilot reactor scale with controlled molecular weight and polydispersity
Coordination with toll manufacturing partners for polymer synthesis, including specification development, quality agreements, and production oversight
Vending, commissioning, and optimization of R2R production equipment including web handling, tension control, in-line thermal processing, and in-line wet chemistry processing
Development of polymer dope formulations balancing viscosity, conductivity, and processability for R2R operation
Process parameter optimization across synthesis and media manufacturing to achieve throughput, yield, and quality targets
Creation of manufacturing process documentation, batch records, and technology transfer packages aligned with GMP principles
Qualification
Required
Polymer engineer with a BS in Chemical Engineering, Polymer Engineering, Materials Science, or related field, and 3-5 years of experience in polymer synthesis and process scale-up
Practitioner of free radical polymerization with hands-on batch reactor operation and experience scaling solution or bulk polymerization from lab to pilot scale
Experience in toll manufacturing coordination - developing specifications, managing vendor relationships, and ensuring quality compliance
Skilled in R2R processing fundamentals
Familiar with GMP / quality systems and process documentation standards for manufacturing transfer
Communicator who bridges R&D and manufacturing, translating lab protocols into production-ready processes and working effectively with external partners
Must be willing to relocate to Chattanooga, TN
Occasional travel to toll manufacturing partners and equipment vendors
Flexibility for extended hours during critical project phases
Benefits
Gym
Sauna
Ice batch
Company
Kunin
We help mines make more metal, using a technology that should have already been built.
2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase