Her current position is Deputy Public Service Commissioner and acting chief executive of the Department of the Prime Minister and Cabinet.

[3][4] Kitteridge attended Upper Hutt College, and is a graduate of Victoria University of Wellington.

[1][2] During the last six months of this time she was seconded to the GCSB as acting associate director-general to carry out a review of compliance systems and processes there, in response to concerns of illegal spying on Kim Dotcom.

[4] Instead, however, she was seconded to act as chief executive of the Department of the Prime Minister and Cabinet in March 2023.

[8] On 25 March 2014, Kitteridge was appointed a Commander of the Royal Victorian Order upon relinquishing her roles as Secretary of the Cabinet and Clerk of the Executive Council, and was invested by the Queen in a private ceremony at Buckingham Palace.