Hardware & Science Jobs at Princeton NuEnergy

Princeton NuEnergy is a lithium-ion battery direct recycling and critical materials recovery company, founded out of Princeton University. Its patented low-temperature plasma-assisted separation (LPAS) technology reclaims and repairs cathode material from spent lithium-ion batteries and manufacturing scrap at lower cost and with reduced environmental impact compared with traditional recycling. The company produces battery-grade cathode active material and Advanced Black Mass, and its work is aimed at domestic U.S. production of critical battery materials for energy storage, AI infrastructure, and electrification.

• Research Fellow – LIB Cathode Materials & Plasma Processing: Monmouth Junction, USD 85k to 120k, posted 28 July 2026.
• Cathode Scientist - LFP CAM: Monmouth Junction, USD 110k, posted 8 July 2026.

Princeton NuEnergy is also hiring in engineering (1) and operations (1).

Its roles are in Monmouth Junction, NJ, US (4).

You are often the first person to build, test or fix the thing. Lab and field work sit side by side, and results feed straight back into the design. A large employer would give you one instrument and one protocol, and an early startup gives you the whole bench.