Firdaus Bin Mohamed Kassim is a Singaporean football manager who currently is the head coach of Singapore Premier League club Young Lions and also the Singapore national under-23 team.
| Personal information | |||
|---|---|---|---|
| Full name | Firdaus Bin Mohamed Kassim | ||
| Date of birth | 7 July 1987 | ||
| Place of birth | Singapore | ||
| Team information | |||
Current team | Young Lions (Head coach) | ||
| Managerial career | |||
| Years | Team | ||
| 2015 | Hougang United U18 | ||
| 2016 | Chainat Hornbill (assistant) | ||
| 2016 | Singapore (assistant) | ||
| 2018 | Muangthong United (assistant) | ||
| 2018–2019 | Laos (assistant) | ||
| 2019 | Chainat Hornbill (assistant) | ||
| 2020–2022 | Hougang United (assistant) | ||
| 2022–2023 | Hougang United | ||
| 2023 | Hougang United U18 | ||
| 2024–2025 | Lion City Sailors U21 | ||
| 2025– | Singapore U23 | ||
| 2025– | Young Lions | ||
While still holding a AFC ‘B’ Coaching License, Firdaus was the head coach of Football Association of Singapore COE group from 2009 to 2013. In January 2013, Firdaus was offered the role of assistant coach at Woodlands Wellington U14 team. In 2014, FAS offered him an assistant coach contract with Singapore national team U14 team
After receiving his AFC ‘A’ Coaching License in 2015, Firdaus took up a role as assistant coach at Hougang United U18 team.
In 2016, Firdaus was appointed assistant manager of Thai League 1 side Chainat Hornbill where he has worked under head coach Worakorn Wichanarong, Koichi Sugiyama, Ithsara Sritaro and Dennis Amato at the club. [1] [2]
In November 2016, Firdaus was appointed the assistant coach of Singapore under Varadaraju Sundramoorthy for the friendly match against Qatar and the 2022 FIFA World Cup qualification match against Yemen. [3] [4]
On 5 January 2018, Firdaus was appointed by Thai League 1 club Muangthong United as their assistant manager.
In November 2018, Firdaus was appointed as the assistant coach of Laos reuniting with head coach Varadaraju Sundramoorthy. [5] [6]
In 2019, Firdaus returned to his second stint as assistant manager at Chainat Hornbill where he worked under Dennis Amato again at the club.
In January 2020, Firdaus was appointed by Hougang United to be their assistant manager under manager Clement Teo.
On 22 October 2022, Firdaus got promoted to manager after Clement Teo left the club to joined Angkor Tiger in Cambodia in which Firdaus helped the club to win the 2022 Singapore Cup where it was Hougang United first major trophy. [7] [8]
On 17 April 2023, Kassim was demoted to Hougang United youth team after failing to win any matches since they won the opening match in the 2023 Singapore Premier League season. [9] Marko Kraljević, the head of youth at Hougang United took over as interim head coach. [9]
In January 2024, Firdaus was appointed as the head of development for Lion City Sailors academy.
On 9 July 2024, Firdaus was appointed as the manager of the U21 side with immediate effect. They were crowned 2024–25 Singapore Premier League U21 league champions at the end of the season cruising with an impressive record of 19 wins and 3 draws in 24 league matches.
On 25 June 2025, FAS appointed Firdaus as the new head coach for the Singapore U23 national team where he will focus on the 2025 SEA Games campaign with the squad. [10]
FAS also appointed Firdaus as the new head coach of the Singapore Premier League club Young Lions on the same day he was appointed as the Singapore U23 head coach.
| Team | Nat. | From | To | Record | Ref. | ||||
|---|---|---|---|---|---|---|---|---|---|
| G | W | D | L | Win % | |||||
| Hougang United |  | 22 October 2022 | 17 April 2023 | 15 | 5 | 2 | 8 | 33.33 | [ citation needed ] |
| Singapore U23 | | 25 June 2025 | Present | 3 | 0 | 0 | 3 | 0.00 | [ citation needed ] |
| Young Lions | | 25 June 2025 | Present | 0 | 0 | 0 | 0 | — | [ citation needed ] |
| Career Total | 18 | 5 | 2 | 11 | 27.78 | ||||