Dynamic, growing tech company that develops and manufactures patented nickel-zinc rechargeable battery cells is seeking a Senior Mechanical Engineer to join their team in San Diego! In this role you will have involvement in multiple problems and validation processes and have a lead or supporting function focusing on materials management and mechanical systems. You will be a key player a fast paced, research oriented environment. UL/IEC standards and design specification evaluation/design recommendations will be part of the validation process.