[3][4] On 5 January 2022, Hwang was signed to K League 1 side Daegu FC and made his professional career debut at the opening match of the 2022 season.

[13] The squad's gold medal victory allowed Hwang to qualify for an exemption from South Korea's mandatory military service.

[6] On 27 May 2024, Hwang was called up to the South Korea national team by interim coach Kim Do-hoon for the second round of the 2026 FIFA World Cup qualifiers.

[14] While South Korea won the match 7–0, Hwang was replaced by Park Seung-wook in the 25th minute of the second half and expressed disappointment with his performance.

[15] On 30 August 2024, Hwang was added to the national team's lineup for the third round of the 2026 World Cup qualifiers as a replacement for Kim Moon-hwan who had suffered a left adductor injury.