Must have the ability and knowledge to prepare, understand and review tariffs and tariff calculations which collect fuel, purchased power, capacity, energy efficiency costs, environmental costs, securitization and other costs in monthly, quarterly, semi-annual and annual filings for all Operating Companies. Additional Responsibilities: As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company.