After being selected in the third round (62nd overall) by Whitecaps FC in the 2018 MLS SuperDraft, Brown signed with Frenso FC on March 20, 2018.
At the college level, the 21-year-old made 80 starts and appearances for the Xavier University Musketeers, tallying five goals and nine assists, while also representing the New Zealand national team at the youth levels. The 5-foot-9 defender was a four-year starter at Xavier, enjoying a decorated career that was highlighted by Big East Conference Defensive Player of the Year honours in 2016, and four United Soccer Coaches (USC) All-Great Lakes Region selections, including three to the First Team. A captain in his final two years, Brown earned All-Big East honours after each of his four seasons at Xavier, being named to the First Team three consecutive times.
Internationally, the left-footed centre back from Nelson, New Zealand featured for his native country in the FIFA U-17 and U-20 World Cup tournaments.
Brown went to Nayland College in his hometown prior to moving to the United States.