Oil and gas major BP

said it had appointed Meg O’Neill, the head of Australia’s Woodside Energy

, as its CEO effective April 1 after an abrupt exit by Murray Auchincloss.

O’Neill will become BP’s first CEO appointed from outside the company in its more than century-long history and the first woman to head any of the world’s top five oil majors.

The second CEO change in just over two years is a sign that the British oil major is seeking a renewed push to improve its business after its shares and earnings have for years lagged behind competitors like Exxon Mobil