All jobs

Lead Specialist, Radio Network Engrg
Singtel Digital InfraCo
About the role
- Ensure servers and platforms under departmental ownership comply with:
- Corporate IT security baseline standards
- Regulatory cybersecurity requirements
Oversee implementation of:
- OS hardening and patch management
- Vulnerability management and remediation tracking
- Coordinate with IT Infrastructure and Cybersecurity teams for vulnerability resolution and audit readiness
- Maintain asset inventory and compliance documentation
Audit & Assurance
- Lead RAN domain support for security audits
- Maintain risk registers and compliance dashboards
Skills for Success:
- Degree in Electrical Engineering, Telecommunications, Cybersecurity, or related discipline
- 8–12 years of experience in mobile network engineering (RAN preferred)
- Experience in:
- LTE / 5G architecture and signaling
- Network security hardening or compliance initiatives
- Regulatory-facing projects
- Vendor management and governance
- Strong understanding of LTE / 5G RAN architecture
- Knowledge of signaling security and authentication procedures
- Familiarity with IPSec, TLS, secure transport mechanisms
- Understanding of server hardening principles and vulnerability management
- Knowledge of telecom security standards and compliance frameworks
