It’s likely he did, Maybe the better manuscripts were not discovered or available in the 1930s? Question
https://en.m.wikipedia.org/wiki/Josephus_on_Jesus
While Philo did not mention Jesus.
https://www.quora.com/Why-didn’t-Philo-of-Alexandria-the-great-historian-during-the-era-of-Jesus-mention-Jesus’-birth-and-death-in-his-writings
Wow, this , and subsequent, is exactly what people argue about today.