Between 1995 and 2014, Hogg worked at
3i Group plc, ending her career there as managing partner in 3i's Infrastructure Division. From 2014 to 2018, she served as global head of infrastructure at the
Canada Pension Plan Investment Board. She became chair of
BAE Systems plc in May 2023, having joined the board as a non-executive director and chair-designate in November 2022. She is the first female chair of the company. Other board roles have included non-executive directorships at
Anglian Water Group (2007–2018),
Land Securities Group plc (2014–2023; chair, 2018–2023),
Associated British Ports Holdings Ltd (2015–2018), Troy Asset Management Ltd (2018– ), and
London Stock Exchange Group plc (2019– ). In October 2025, Hogg was announced as the new chair of the Confederation of British Industry, assuming the role on 1 January 2026 and replacing
Rupert Soames. ==Personal==