Adamczyk started his career with General Electric in 1988, as an electrical engineer.
He later spent four years at Booz Allen Hamilton, a consulting firm, followed by positions at Ingersoll-Rand PLC and Metrologic.
In 2008, Adamczyk was CEO of Metrologic Inc when Honeywell purchased the holding company for $720 million.
He became president of Honeywell Process Solutions in 2012.
After two years in this role, he then became president and CEO of Honeywell Performance Materials and Technologies in 2014.
Cote continued as executive chairman through April 2018, when he stepped down and Adamczyk was elected chairman.
President Trump selected Adamczyk to join the Great American Economic Revival Industry Groups.