Lead Specialist, Mobile Data Engineering (Networks)

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. Mobile Data Engineering Planning

• Lead end-to-end planning for mobile data platforms across 4G and 5G environments, including mobile core, packet core, service assurance, probe, analytics, data feeds, and observability platforms.
• Own the planning roadmap for 4G VNF and 5G CNF domains, ensuring scalability, resiliency, lifecycle readiness, capacity sufficiency, and alignment with business, technology, and operational priorities.
• Provide domain expertise across 4G EPC, 5G Core, control plane, user plane, roaming, VoLTE, VoNR, IoT, 5G slicing, xDR, session tracing, performance analytics, and end-to-end service correlation.
• Define architecture, capacity, interface, integration, monitoring, and performance requirements for new mobile data capabilities and platform enhancements.
• Ensure engineering plans support business growth, customer experience, operational efficiency, automation, security, and cost optimization.

2. End-to-End Architecture and Technical Ownership

• Lead end-to-end solution planning across mobile core, IP transport, data centre, cloud infrastructure, virtualization, container platforms, monitoring, orchestration, and operational support systems.
• Ensure complete E2E setup readiness, including IP design, routing, firewall requirements, DNS, load balancing, connectivity, security zones, platform onboarding, operational access, monitoring, logging, backup, and disaster recovery considerations.
• Provide technical leadership for cloud-native and virtualized environments, including 5G CNF and 4G VNF architecture, platform dependencies, lifecycle management, resource planning, software upgrades, and vendor roadmap alignment.
• Drive readiness of environments for deployment, testing, integration, commissioning, production acceptance, and operational handover.
• Serve as the technical planning authority for mobile data use cases that span network, IT, cloud, security, automation, analytics, and business teams.

3. DevOps, GitLab and Automation

• Lead the adoption of DevOps practices for mobile data engineering, including GitLab-based source control, CI/CD pipelines, configuration management, change traceability, automated testing, and controlled deployment workflows.
• Drive automation initiatives to improve delivery speed, configuration consistency, service assurance, operational efficiency, and incident response.
• Promote infrastructure-as-code, pipeline-driven deployment, repeatable testing, automated validation, and standardized rollback practices where applicable.
• Work with engineering, operations, vendors, and platform teams to industrialize automation for 4G VNF and 5G CNF deployment, upgrade, monitoring, and lifecycle activities.
• Ensure DevOps and automation practices comply with security, governance, change management, and production control requirements.

4. LMP, Platform and Lifecycle Management

• Provide planning and domain leadership for LMP-related capabilities, platform onboarding, lifecycle management, orchestration, inventory, performance, and operational readiness.
• Manage technology lifecycle planning for mobile data platforms, including hardware, software, licences, capacity, support contracts, end-of-life, end-of-support, refresh, migration, and decommissioning.
• Maintain forward-looking platform roadmaps aligned with business demand, vendor evolution, 5G standalone development, cloud-native transformation, and operational requirements.
• Identify technical risks, obsolescence risks, security risks, capacity constraints, and cost pressures, and develop mitigation plans.

5. CAPEX, OPEX and P&L Accountability

• Manage P&L accountability for assigned Mobile Data Engineering platforms, including CAPEX and OPEX planning, forecasting, tracking, optimisation, and reporting.
• Develop business cases, investment papers, budget submissions, procurement justifications, cost models, and financial impact assessments for new platforms, capacity expansions, renewals, upgrades, and transformation initiatives.
• Track and manage vendor costs, maintenance charges, software licences, cloud or infrastructure consumption, support services, professional services, hardware refresh, and project delivery costs.
• Optimise total cost of ownership through platform consolidation, automation, capacity efficiency, vendor negotiation, lifecycle planning, and operational simplification.
• Ensure spending aligns with approved budgets, business priorities, governance requirements, and measurable value delivery.

6. Business Use Case Leadership

• Lead conversations with business, product, commercial, enterprise, network, IT, security, finance, and operations stakeholders to convert business ideas into practical mobile data use cases.
• Translate business opportunities into technical requirements, solution options, cost estimates, implementation plans, KPIs, delivery milestones, and operational acceptance criteria.
• Assess feasibility, financial impact, security impact, customer experience impact, operational complexity, and delivery risk for proposed business use cases.
• Drive use cases from ideation through planning, business case approval, design, delivery, testing, launch, and post-launch benefit tracking.
• Act as the bridge between business ambition and network/platform realisation, ensuring solutions are technically sound, financially justified, secure, and operationally sustainable.

7. Security, Risk and Compliance

• Apply security-by-design principles across mobile data planning and delivery, including confidentiality, integrity, availability, accountability, authentication, authorisation, least privilege, secure access, network segmentation, and data protection.
• Ensure mobile data solutions comply with internal security policies, change management processes, vulnerability management requirements, regulatory obligations, and operational governance.
• Lead security assessment planning for new platforms and major changes, including vulnerability assessment, penetration testing coordination, risk review, remediation tracking, and secure production rollout.
• Ensure proper management of privileged access, system accounts, logs, audit trails, asset inventory, software licences, patching, backup, restoration, and secure disposal where applicable.
• Work closely with cybersecurity, network security, architecture, operations, vendors, and governance teams to manage risks and ensure secure implementation.

8. Project and Program Management

• Lead complex mobile data engineering projects from planning to delivery, including scope definition, budget planning, solution design, procurement, vendor engagement, implementation, testing, commissioning, acceptance, documentation, and handover.
• Manage project schedules, dependencies, risks, issues, resources, financials, governance forums, and executive reporting.
• Ensure project delivery follows agreed scope, timeline, budget, quality, change management, security, and operational acceptance requirements.
• Lead cross-functional project teams across network engineering, operations, IP, cloud, IT, cybersecurity, finance, procurement, vendors, and business units.
• Drive timely decision-making, issue resolution, escalation management, and stakeholder alignment.

9. Stakeholder and Vendor Management

• Act as a senior technical and planning interface for internal stakeholders, vendors, suppliers, and delivery partners.
• Manage vendor performance, roadmap alignment, solution compliance, commercial discussions, technical escalations, support quality, and delivery commitments.
• Influence stakeholders across business and technology teams to align priorities, resolve conflicts, and deliver outcomes.
• Prepare and present technical papers, investment proposals, architecture options, risk assessments, financial summaries, project updates, and management recommendations.
• Build trusted relationships with stakeholders by combining strong technical credibility, financial discipline, business understanding, and clear communication.

Skills for Success:  

• Degree in Telecommunications, Electrical/Electronic Engineering, Computer Engineering, Computer Science, Information Systems, or related discipline.
• 10 or more years of experience in mobile network planning, mobile data engineering, packet core, mobile core, service assurance, cloud-native telecom platforms, or telecom infrastructure delivery.
• Strong domain knowledge in both 4G and 5G mobile data environments, including 4G VNF and 5G CNF architecture.
• Experience in mobile core, packet core, EPC, 5GC, control plane, user plane, roaming, VoLTE, VoNR, IoT, slicing, probes, analytics, xDR, KPI monitoring, and service assurance.
• Strong understanding of end-to-end telecom setup, including IP networking, routing, DNS, firewall, load balancer, data centre, cloud platform, virtualization, containers, orchestration, monitoring, and operational support.
• Experience with GitLab, DevOps practices, CI/CD, automation, scripting, configuration management, and controlled software delivery processes.
• Experience managing CAPEX, OPEX, budget planning, cost tracking, procurement support, business cases, and financial governance.
• Strong project management experience, preferably with exposure to large-scale telecom platform delivery, vendor management, change management, and operational handover.
• Good security knowledge across telecom networks, cloud-native platforms, access control, vulnerability management, patching, logging, network segmentation, secure change, and production risk management