Slot Die Coating Engineer

Job Summary

Seeking a hands-on Slot-Die Coating Engineer to operate and optimize a roll-to-roll coating system for lithium-metal battery electrodes. This role focuses on die setup, coating process development, defect troubleshooting, and producing uniform, high-loading cathode coatings. The position is execution-focused, working under the guidance of a Principal Engineer.

• Set up, operate, and maintain slot-die coating equipment.

• Manage die assembly, shim/gap adjustments, alignment, pump settings, flow rates, line speed, and drying.

• Execute coating runs independently from setup through final tape production.

• Optimize coating parameters for high-loading cathodes (30+ mg/cm ).

• Troubleshoot coating defects, including streaks, bubbles, agglomerates, and edge-bead issues.

• Improve coating uniformity, bead stability, and process consistency.

• Document coating parameters, results, photos, and process improvements after every run.

• Perform die cleaning, equipment setup, and basic maintenance.

• 3 5 years of hands-on slot-die coating experience, with direct responsibility for operating and setting up the die.

• Practical experience with roll-to-roll coating processes.

• Strong understanding of coating parameters, bead stability, shim/gap adjustments, and defect troubleshooting.

• Ability to independently operate and troubleshoot coating equipment.

• Bachelor's or Master's degree in Chemical, Materials, or Mechanical Engineering, or equivalent practical experience.

• Must be authorized to work in the US without sponsorship.

• Willingness to relocate to Tallahassee, FL.

• Battery electrode or lithium-ion battery coating experience.

• Experience with high-solids slurry and thick electrode coatings.

• Background in films, tapes, membranes, photovoltaics, or optical coatings using slot-die technology.

• Experience with calendaring, slitting, notching, and punching.

• Pilot-line, scale-up, dry room, or glovebox experience.