Keith was born into a local farming family in 1969. By that time, the Pitt and Roebuck families had been part of the Wide Bay-Burnett community for two generations. Educated at Kepnock State High School in Bundaberg, Keith undertook an electrical apprenticeship and was named Queensland Electrical Apprentice of the Year.
He went on to complete a Bachelor degree in computer and electrical engineering at the Queensland University of Technology.
Keith’s first full time job was at Fairymead Sugar Mill. Keith and his wife Allison had cane farms and in 2002 Keith established the Australian Safety & Training Alliance, going on to train over 10,000 local students from more than 1,000 businesses.
An active member of the Hinkler community, Keith was a surf lifesaver for over 10 years and enjoys playing touch.Keith and Allison have three children.
In September 2013 Keith was elected to represent the Hinkler Electorate in the Australian Parliament.
In February 2016, Keith was appointed Assistant Minister to the Deputy Prime Minister. In July 2016, Keith successfully retained the seat of Hinkler in the Federal Election and was appointed as Assistant Minister for Trade, Tourism and Investment.
In March 2018, Keith was appointed as Assistant Minister to the Deputy Prime Minister, Michael McCormack. He resigned from this position in August 2018.
In May 2019, Keith retained the seat of Hinkler in the Federal Election for his third term in Parliament.
On February 6, 2020, Keith was appointed as Minister for Resources, Water and Northern Australia.
He is an active member of the Parliamentary Friends of Surf Life Saving and Parliamentary Friends of Rugby League.