Job Description

At Singtel, we believe in the strength of a vibrant, diverse and inclusive workforce where backgrounds, perspectives and life experiences of our people help us innovate and create strong connections with our customers. We strive to ensure all our people practices are non-discriminatory and provide a fair, performance-based work culture that is diverse, inclusive and collaborative. 

Join us and experience what it’s like to be with an Employer of Choice*. Together, let’s create a brighter digital future for all. *Awarded at the HR Fest Awards 2020.

Singtel Networks, the most established telecommunications infrastructure provider in Singapore is transforming to enable the digital generation of tomorrow. We are introducing new capabilities in 5G, Cloud, Analytics, Digital Commerce, Software Engineering, Cyber Security to enhance our core competencies and deliver innovative and differentiated Mobile and Fixed services (Broadband, TV and Telephony) for our customers. We are committed to celebrating inclusion and diversity and is a strong believer to upskill and nurture all individuals. Come join us today as we build Singtel’s Networks of tomorrow, and Empower Every Generation to live, work and play in new ways!

Make an Impact:

1. RAN Network Security Portfolio Leadership

• Establish and define the RAN Network Security roadmap and strategy
• Govern all RAN-related security initiatives under a unified portfolio

2. RAN Security Monitoring & Threat Detection Program

• Lead engagement with the Regulatory Department and relevant authorities
• Drive tender preparation, contract negotiation, and execution
• Oversee system deployment, operational governance, upgrades, and enhancements

3. RAN Security Governance & Regulatory Compliance

• Compliance Oversight
  • Ensure RAN domain compliance with:
    • Regulatory Department security requirements
    • National telecom security directives
    • Applicable 3GPP security standards
    • Internal corporate security governance policies
  • Interpret regulatory requirements and translate them into actionable technical implementation plans
• Security Representation
  • Act as RAN Security Representative in:
    • Regulatory reviews
    • Enterprise security governance forums
    • Internal and external audit engagements
  • Provide domain-level security risk assessments and recommendations
• Security Implementation Oversight
  • Drive implementation of mandated security controls including:
    • Node hardening
    • Access control and privileged account governance
    • Authentication and authorization mechanisms
  • Review and revise RAN security configurations
  • Establish secure configuration baselines
  • Ensure Vendors adhere to defined security standards
• Risk & Deviation Management
  • Identify security gaps or non-compliances
  • Conduct structured risk assessments

4. Server & Platform Security Compliance (Department-Owned Systems)

1. • 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

5. Audit & Assurance

2. • 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