Later she moved to lead nursing at the Acute Services Trust in Ayrshire and Arran.

[3] In November 2015 she was asked to lead an oversight board to look after NHS Greater Glasgow and Clyde after it was placed in "special measures" after concerns over its infection control.

[6] In her professional capacity she sat on many boards and committees including as chair of the Scottish Executive Nurse Directors group.

[2] She extended her term to March 2021 due to the COVID-19 pandemic, and was succeeded in that role by Amanda Croft.

[2] McQueen was appointed Commander of the Order of the British Empire (CBE) in the 2021 Birthday Honours for services to the NHS in Scotland.