Youth Syihan started his career with
Bukit Jalil Sports School in 2012. The following year, he joined
Harimau Muda C which was competing in the
2013 Malaysia FAM League.
Kelantan After being released by
Harimau Muda C, Syihan signed with
Kelantan in January 2016 but his playing time was limited to the
Malaysia President's Cup. His only official appearances for Kelantan were in the final group stage match of
2016 Malaysia Cup against
Pahang on 20 August 2016 where Kelantan lost 2–0. He also saved a penalty taken by
Kogileswaran Raj in that match.
Negeri Sembilan In December 2017, Syihan joined
Negeri Sembilan for the upcoming
2018 season but was banned for 20 months by
Asian Football Confederation for failing a doping test while participating in the
AFC U-23 Championship in China.
Petaling Jaya City In January 2020, Syihan returned from suspension and signed for
Petaling Jaya City due to a lack playing time because of the in-form current goalkeeper,
Amsyar Harmizi, he left the club for another stint at Negeri Sembilan.
Return to Negeri Sembilan In February 2022, Syihan played as starting goalkeeper for Negeri Sembilan in a pre-season cup match against
Kuala Lumpur City and won the Federal Territory Minister Cup. He made his official second debut for Negeri Sembilan against Sabah in
2022 Malaysia Super League on 4 March 2022 in which Negeri Sembilan won 1–0 which also saw him saving a penalty taken by
Neto Pessoa.
Johor Darul Ta'zim In December 2022, Syihan signed for
Johor Darul Ta'zim for the
2023 Malaysia Super League season which saw him playing 24 league matches and keeping a total of 19 clean sheets. He also remarkably conceded 7 goals in the entire league season. Syihan changed his jersey number from the number 33 to the number 16 ahead of the
2024–25 season. ==International career==