Our Leadership

Tatum Buse is the chief financial officer at Collins Aerospace. In this role, she leads financial reporting, planning & analysis and compliance and controls at Collins.

Previously, Tatum served as the vice president of Finance Shared Services and Integration at Collins Aerospace, where she managed a team responsible for providing financial services to the business and focused on the post-acquisition integration of processes and tools.

Over the past 24 years, Tatum has held various finance positions of increasing responsibility within both the strategic business units and central functions. She served as vice president of Finance and corporate controller at Rockwell Collins, where she led a team responsible for providing enterprise accounting services, managing the company’s internal controls and government accounting compliance programs, and preparing and reporting external financial documents and filings. She also served as the company’s principal accounting officer and chair of the Disclosure Committee.

Tatum is passionate about the development and advancement of women in leadership roles. In 2007, she co-founded the Women’s Employee Resource Group at Rockwell Collins, and in October 2019, she was named the executive sponsor for the Raytheon Technologies Corporation Finance Women’s Forum.

She serves as the vice-chair of the Cedar Rapids Economic Alliance Policy Board and is a board member and treasurer for the Catherine McAuley Center, a charity focused on supporting refugees, immigrants and women experiencing crisis.

Tatum holds both a Bachelor of Arts degree in accounting and a Master of Business Administration degree from the University of Northern Iowa.