Taiclet first worked in the private sector as a management consultant at
McKinsey & Co. from July 1991 to February 1996. He then joined
Pratt & Whitney as vice president of engine services until 1999, and was then president of
Honeywell Aerospace Services until 2001. In 2001,
American Tower recruited Taiclet for the role of chief operating officer. In 2018, Taiclet joined the board of directors of Lockheed Martin. In June 2020, Taiclet was named as CEO of Lockheed Martin, succeeding
Marillyn Hewson. He was named chairman of the company in March 2021. On February 16, 2023, China placed two companies, Lockheed Martin Corporation and Raytheon Missiles & Defense, on its unreliable entities list as they sold arms to
Taiwan, banning them from engaging in China-related import or export activities and making new investments in China. Senior executives of the two companies, including Taiclet, have since then been prohibited from entering China, as well as working, staying and residing in China. == Other memberships ==