Marshall became well versed in government operations throughout Indian Country, federal regulations, government-to-government negotiations, and relationship building between governmental organizations and private entities. Over the course of his time on the Council, he worked on government operations, budgeting, infrastructure development, economic development, community development and tax policy development. For more than 20 years, he held several elected positions on the Council including Secretary-Treasurer, Vice-Chairman, and Chairman of the Tribe. While serving in the Social Services Department, Marshall also became a member of the Tunica-Biloxi Tribal Council. Following his military service, he worked for the Tunica-Biloxi Tribe of Louisiana as a medical clerk, actively participating in a native American PAC. After receiving progressive promotions within the Tunica-Biloxi Tribe of Louisiana’s Health Department, he was promoted to Director of the Tunica-Biloxi Social Services Department. A native Louisianan, Marshall began his career by serving in the United States Marine Corps with a military occupational specialty in administration, gaining insights into native American politics. Marshall Pierite is the founder and owner of the Pierite Group, LLC, a Louisiana-based company offering business advisory services.