Positions available for Tax Professionals, Tax Pro Assistants, Office Managers and Customer Service Professionals. H&R Block is the world's largest tax services provider. Each tax season, we hire thousands of part-time and seasonal associates to hancle a variety of jobs. We offer flexible hours, ongoing training and opportunity for advancement. Learn how to prepare taxes like a pro with no prior experience necessary. Learn more about our H&R Block Income Tax Course to learn a new skill and earn extra income.