Lead Specialist, Cloud Architect

Singtel is where Technology meets Purpose. 

We're building an AI-first telco for the future—connecting people, businesses and communities through trusted networks, intelligent digital services and next-generation technology. 

From transforming everyday experiences in mobile, broadband, entertainment and lifestyle services to enabling enterprises with AI, 5G+, cloud, cybersecurity, data centres and digital platforms, we create the technology that powers how millions live, work and connect. 

At Singtel, your work creates real impact. You'll solve meaningful challenges, shape critical digital infrastructure and help build secure, resilient and AI-enabled solutions that serve businesses, digital ecosystems and communities across the globe. 

This is where BIG Possibilities become reality. Whether you're engineering intelligent networks, advancing sovereign AI cloud platforms, strengthening cybersecurity, designing seamless customer experiences or driving sustainable innovation, you'll be part of teams shaping the future of technology. 

Backed by decades of expertise and driven by a culture of continuous learning and innovation, Singtel offers the scale, opportunities and support to help you grow your career while making a difference where it matters most.

Make an Impact By

• Lead the end-to-end architecture and technical governance of Singtel's telco cloud infrastructure, defining the target architecture across cloud platforms, cloud networking and supporting infrastructure.

• Develop and maintain the technology architecture roadmap for telco cloud platforms, ensuring alignment with Singtel's network transformation strategy, cloud-native adoption and long-term business objectives.

• Define architecture standards, design principles and reference architectures covering compute, storage, virtualization, container platforms, cloud networking and infrastructure services.

• Ensure seamless integration between cloud platforms, IP transport networks, network security infrastructure and supporting management systems to deliver scalable, resilient and secure end-to-end cloud infrastructure.

• Provide architectural leadership for major infrastructure transformation programmes, including cloud platform refresh, technology modernisation and migration to cloud-native platforms.

• Lead technical architecture reviews and solution governance to ensure proposed infrastructure designs comply with architecture standards, security requirements and operational best practices.

• Partner with planning managers responsible for cloud platforms, IP transport and cybersecurity to ensure architectural consistency across infrastructure domains.

• Lead technical evaluation of new technologies and vendor solutions, providing architecture recommendations during RFP/RFQ, technology sourcing and commercial evaluation activities.

• Drive infrastructure simplification, standardisation and automation by identifying opportunities to optimise architecture, improve operational efficiency and reduce technical debt.

• Provide architecture guidance and technical consultancy to engineering, operations, cybersecurity and enterprise architecture teams throughout project delivery.

• Mentor planning engineers and managers by promoting architecture best practices and strengthening technical capability across the organisation.

Skills for Success

• Bachelor's Degree in Computer Science / Engineering, Electrical Engineering or a related field.

• 12–15 years of experience in telecommunications, cloud infrastructure, enterprise architecture or network engineering.

• Strong expertise in telco cloud architecture, including NFVi, cloud-native infrastructure and distributed cloud platforms.

• Deep understanding of cloud networking, including routing, switching, software-defined networking, load balancing and network integration within cloud environments.

• Strong knowledge of virtualization technologies, Kubernetes, OpenShift, ESXI, OpenStack, storage platforms and cloud infrastructure services.

• Experience developing enterprise or infrastructure architecture roadmaps and governing technical standards across multiple technology domains.

• Experience leading architecture for large-scale cloud transformation, infrastructure modernisation and technology refresh programmes.

• Experience supporting vendor sourcing activities, including architecture assessment, technical evaluation and solution recommendation.

• Strong understanding of high availability, disaster recovery, geo-redundancy, infrastructure security and operational resilience for mission-critical telecommunications platforms.

• Excellent stakeholder management and communication skills, with the ability to influence architecture decisions across engineering, operations, cybersecurity, enterprise architecture and senior leadership.

• Competence in the Following Areas

• Telco Cloud Architecture
• Cloud Platform Architecture
• Cloud Networking Architecture
• NFV / Cloud-native Infrastructure
• Infrastructure Integration Architecture
• Enterprise & Solution Architecture
• Infrastructure Lifecycle & Technology Roadmap
• High Availability & Geo-Resilient Architecture
• Infrastructure Security by Design
• Technology Evaluation & Vendor Assessment
• Infrastructure Automation & DevOps
• Architecture Governance & Standards
• Stakeholder Management