To become a principal account assistant, you need to have a combination of skills and qualifications that demonstrate your expertise and experience in staffing services. Communication is essential, as you must be able to communicate effectively with clients, candidates, and colleagues using various channels and formats, as well as listen actively, ask relevant questions, and provide clear and concise feedback. Leadership is also key, as you need to lead by example, motivate and inspire your team, delegate tasks appropriately, handle conflicts, solve problems, and make decisions confidently and ethically. Additionally, you must be organized in order to plan and prioritize your work, manage multiple projects and deadlines, keep track of details and documentation, and use relevant tools and software. Customer service is also important; you should build strong relationships with clients while understanding their needs and preferences. It is also necessary to handle complaints, resolve issues, ensure customer satisfaction and loyalty. Depending on the employer and the industry, you may need to have a bachelor's degree in business or human resources, a certification or license in staffing services such as CSP or TSC, or a minimum of three to five years of experience in staffing services.