DC Circuits, AC Circuits, Power conversion systems Data analysis, validation, and presentation (data cleaning, correlation, linear regression, visualization technical writing including documentation, reports, and white papers Experience with green H2, non-Li-Ion BESS, ESS beyond batteries, Geothermal, concentrated solar power, thermal energy storage, Microgrids. AES is proudly ranked #1 globally in renewable energy sales to corporations, and with $12.7B in revenues in 2023, we have the resources and expertise to make a significant impact as we provide electricity to 25 million customers worldwide.