Quick Answer: BESS certifications are mandatory safety approvals for Battery Energy Storage Systems. You need UL 9540 for the USA, CE Marking for Europe, IEC 62619 globally, and BIS IS 17855 for India. Knowledge of energy regulations and standards, 3. Experience with. With support from a grant issued by the National Science Foundation (NSF), the three entities have successfully partnered up to address the need for a commonly accepted standard of education and training for technicians working with battery energy storage systems technology. Familiarity with project management principles. Becoming an energy storage specialist typically involves building a mix of technical knowledge, hands-on experience, and industry-specific training. Here's a general path to get started: Gain a Strong Foundation in Science and Technology: Start by developing a solid understanding of subjects like. The battery storage industry is growing fast, driven by renewable energy and grid modernization.