R&D Summer Intern: Silicon Anode Materials & Surface Prep

Search jobs 124 Explore companies 26 Join talent network Talent R&D Summer Intern Coreshell Technologies San Leandro, CA, USA USD 22-32 / hour Posted on Jun 30, 2026 Apply now Coreshell's metallurgical Silicon anode technology delivers high capacity, fast-charging, and superior safety. Our low-cost Silicon-dominant batteries have higher energy density, superior intrinsic thermal safety, and significantly lower cost/kWh compared to current LIBs. Coreshell's Si anode material is lower than the cost of graphite and utilizes the largest abundant critical mineral supply in the US and Europe. We strive to transform the global energy and transportation market by enabling cost effective and secure domestic battery supply. The Position: Coreshell is investigating novel methods of maximizing the performance of metallurgical grade silicon as an anode material for lithium-ion battery applications. The project will focus on advancing battery electrode materials by optimizing their composition processing techniques, and testing in electrochemical cells. Project Goal: The project aims to modify the surface of our metallurgical silicon active material to improve cycle life performance. Responsibilities Performing chemical reactions to modify the surface of silicon particles Applying a multi-step process, preparing the silicon for addition to a slurry Formulating, preparing electrode slurries, and applying coatings to current collectors. Assembling coin cells using optimized materials. Characterizing materials using techniques such as SEM-EDX, TGA, and particle size analysis. Assisting with setup, testing, and debugging of new processing operations. Analyzing data and presenting it to the team members. Maintaining detailed experiment records. Collaborating with cross-functional teams to meet project goals. Adhering to lab safety rules and regulations and maintaining a safe work environment Requirements In process or obtained a Bachelor’s or Master’s degree in chemistry, chemical engineering, or a related field. Hands-on experience working in research laboratories, glovebox handling. Creative, self-driven, “out-of-the-box” thinker with a long history of problem-solving and an ability to wear many hats. Strong interpersonal and communication skills. Desired Experience Experience with organic synthesis Experience with coin cell building and electrochemical analysis. Experience with material analytical techniques. Location & Benefits: On-site in San Leandro, CA. Contractor; Hourly Rate is $22-$32/per hour. Location & Benefits: On-site in San Leandro, CA. Contractor; Hourly Rate is $22-$32/per hour. Coreshell Technologies is an equal opportunity employer and does not discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, ancestry, age, disability, genetic information, military or veteran status, marital status, or any other protected status under California law. Applicants requiring reasonable accommodation during the application or interview process should notify the recruiting team. Apply now See more open positions at Coreshell Technologies #J-18808-Ljbffr Entrada Ventures