Suman was signed to the Western Sydney Wanderers youth team in 2015.[3][4] He played five times for the Wanderers in his first National Youth League season.[5] In 2016, Suman joined the Wanderers team in the National Premier Leagues NSW.[6] In May 2017, Suman signed a one-year scholarship contract with the Wanderers.[7][8] Aged 17, Suman was the youngest member of the Wanderers 2017–18 squad.[9] After the 2017–18 season, Suman had trials with Rangers and Brighton & Hove Albion.[10] In July 2018, his scholarship contract was extended by two years.[11]
Macarthur FC
In September 2020, Suman joined new A-League club Macarthur ahead of their inaugural season.[12]
Cove Rangers
After a trial, Suman signed a two-year contract with Scottish team Cove Rangers in 2023.[13][14][15]
^Machado, Lawrence (14 September 2016). "Joeys in safe hands thanks to teen keeper". Rouse Hill Times. Nationwide News. p. 43.
^Friel, David (28 October 2023). "I'm the next Wizard of Oz". The Sun. p. 12. I have a UK passport, so my agent got in touch with clubs over here and this was a club that ticked all the boxes