To thrive in an AT&T Cyber Security role, you need a strong background in information security, network defense, incident response, and risk assessment, often backed by a degree in computer science or a related field. Expertise with security tools such as SIEM platforms (e.g., Splunk), firewalls, vulnerability scanners, and certifications like CISSP, CISM, or CEH are highly valued. Excellent problem-solving skills, attention to detail, and clear communication make candidates stand out, especially when interacting across technical and non-technical teams. These competencies are critical for proactively protecting sensitive information, responding to threats, and maintaining robust security standards in a large enterprise environment.