Cyber Security jobs in Singapore

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!

• Support the daily operations of mobile charging systems to ensure accurate and reliable usage charging for all voice, SMS, data, and prepaid services.
• Perform system health checks, troubleshoot issues, and analyse charging performance to maintain high system integrity.
• Conduct call detail record verifications and system validation during upgrades and network changes.
• Collaborate closely with vendors, planners, and IT/marketing teams to deliver new products and service features.
• Participate in software patch testing, implementation, and acceptance verification to ensure service quality and smooth rollouts.
• Lead or support charging-related projects, ensuring timely execution and effective cross-team coordination.
• Document engineering test results, operational procedures, and standard operating plans (SOPs).
• Contribute ideas to enhance automation and preventive operations — improving team efficiency and customer experience.
• Provide technical insights to support new service trials and feasibility studies.
• Occasionally work beyond regular hours for planned upgrades or service maintenance to minimize customer impact.

• Bachelor’s Degree in Computer Engineering, Computer Science, Communications, or related field.
  (Fresh graduates with strong technical aptitude are welcome to apply.)
• Passion for mobile technologies (4G/5G/VoLTE) and eagerness to learn about carrier-grade telecom systems.
• Strong problem-solving and analytical skills with a structured, methodical approach.
• Team-oriented mindset with good communication, initiative, and ownership.
• Familiarity or experience with UNIX/Linux platforms and scripting is an advantage.
• Understanding of mobile network protocols (5G, LTE, UMTS, SMSC, Prepaid, GSM) is a plus.

Take the leap with Singtel to unlock new opportunities and accelerate your growth. Apply now and start your empowering career!