Tee is the first female field umpire to officiate a match sanctioned by the AFL, which occurred in the 2016 NAB Challenge match between the Carlton Football Club and Essendon Football Club, played on 28 February 2016 at Princes Park.

[6] She then moved to Melbourne on a three-year AFL female pathway scholarship at the end of 2014, where she umpired in 12 Victorian Football League (VFL) matches during the 2015 season, umpiring her first VFL match in June of that year.

[3] On 1 November 2018, Tee was awarded the Young South Australian of 2019 in a ceremony at Adelaide Oval.

"[12] Outside of umpiring, Tee is a physical education teacher at St. Bernard's College, Melbourne.

[13] In July 2019, Dillon proposed to Eleni in the middle of the Melbourne Cricket Ground after they had both umpired the Round 19 match between Carlton and Adelaide.