Brian was appointed to serve as the Deputy Under Secretary of Food Safety at the US Department of Agriculture in April 2011. During his time at USDA, Brian developed strategic frameworks and engaged in outreach activities to advance FSIS policies and initiatives impacting the meat, poultry, and processed egg industries. He also chaired the US Codex Policy Steering Committee, an interagency partnership that engages stakeholders in the advancement of science-based international food safety standards to facilitate fair trade. He also served as the head of US delegation for Codex Alimentarius Commission meetings and the Codex Committee on Residues of Veterinary Drugs in Foods, and chair of the National Advisory Committee on Microbiological Criteria for Foods (NACMCF).
Prior to his appointment, Brian worked for Congresswoman Rosa L. DeLauro (D-CT) where he managed issues related to the House Agriculture-FDA Appropriations Subcommittee. He also developed and implemented legislative and communication strategies for policy issues related food safety, nutrition, anti-hunger, medical product safety, and consumer protection.