|Service/||Royal Australian Navy|
|Years of service||1986-present|
|Commands held||Fleet Command (2020-)|
Deputy Chief of Navy (2018-20)
|Awards||Member of the Order of Australia|
Officer of the Legion of Merit (United States)
Hammond joined the Royal Australian Navy (RAN) in 1986 as a junior sailor electronics technician and attended recruit school at HMAS Cerberus. He was commissioned in 1988 and graduated from the Australian Defence Force Academy in 1990. He is known for his skill as a submarine commander.