记者 means "reporter" or "journalist" and refers to a person whose profession is gathering and reporting news. It is the standard term used across all media contexts in Chinese.
那位记者正在现场报道洪水的最新情况。
nà wèi jìzhě zhèngzài xiànchǎng bàodào hóngshuǐ de zuìxīn qíngkuàng.
That reporter is reporting live on the latest situation of the flood.
我的邻居是一名记者,经常出差采访。
wǒ de línjū shì yì míng jìzhě, jīngcháng chūchāi cǎifǎng.
My neighbor is a journalist who often travels for interviews.
几位记者围住了他,不停地提问。
jǐ wèi jìzhě wéizhù le tā, bù tíng de tíwèn.
Several reporters surrounded him and kept asking questions.