[PenguinCoder]

Titles vary greatly but the general domain is information security and cyber security. Here is a good primary of basic qualifications and duties for a given role (Generic, not tuned to a specific company) - https://www.cyberseek.org/pathway.html

This type of information (OSINT of vulns/cves, proof of concepts) is useful for the Blue team side of defending against attackers. With easy to access information in a timely manner, the defenders can proactively put roadblocks and alerts into place for vulnerabilities as opposes to AFTER they are popped/hacked by such.

Prevention is ideal; detection, a must.