As a tax assistant, you work with an organization's accounting department to prepare tax filings and monitor tax-related expenses. Your job duties include reviewing tax returns, performing basic administrative work, and ensuring filing deadlines are understood and met. You may work for individual clients, helping properly fill out tax return forms during tax season, or you may work within a larger organization to provide professional support. As a tax assistant, you need a high level of attention to detail, a thorough understanding of database and spreadsheet technology, and impeccable record-keeping and organizational skills. You also need to know the basics of tax law and the principles of confidentiality.