Why is it der Sportjournalist?

Sportjournalist is a compound noun, and German compounds take the article of their last word: der Journalist. So it’s der Sportjournalist.

Sense 1
der

Meaning

[1] Journalist, whose field is sport

[1] Journalist, dessen Fachgebiet der Sport ist

Examples

[1] "So the sports journalist tries to sell sensations, events like the recently called"

[1] „Der Sportjournalist versucht also Sensationen zu verkaufen, Events, wie das neuerdings heißt.“

Declension

1 Singular Plural
Nominativ der Sportjournalist die Sportjournalisten
Genitiv des Sportjournalisten der Sportjournalisten
Dativ dem Sportjournalisten den Sportjournalisten
Akkusativ den Sportjournalisten die Sportjournalisten

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary