Security Specialist: role overview and daily workflow

What Does a Telecom Security Specialist Do?

Telecom security specialists protect mobile network infrastructure from threats across RAN, core, transport, and service layers. Their responsibilities span security architecture design, vulnerability assessment, penetration testing, security monitoring, incident response, and compliance auditing against 3GPP SCAS (Security Assurance Specification) and national regulations. Daily workflow includes reviewing SIEM alerts, analyzing security events, conducting vulnerability scans, evaluating vendor security patches, and maintaining security policies for network functions and interfaces.