Strategic Network Architect – IP Core & Automation

Singapore Telecommunications; Sydney; On-site; AUD 150,000 - 210,000; Full time

Benefits offered by this job

Competitive remuneration

$80 monthly credit on Optus products

25% off Optus products

Job summary

Optus is seeking a Solutions Architect to lead architecture for core networks, collaborating with engineering, operations, security and business stakeholders. You will define strategy, drive lifecycle management, and govern technology programs to ensure resilient, scalable solutions that meet organizational objectives.

You will report to the Director – IP Core and Access Engineering/Networks, bringing 10+ years of telecoms network experience to influence modernisation and platform optimisation

Qualifications

• Degree-qualified Telecommunications/Network Engineer with 10+ years’ experience designing, implementing, and evolving large-scale, resilient carrier-grade fixed, mobile, and data networks.
• Deep technical expertise across IP networking, routing and switching, MPLS/SRv6, EVPN/VXLAN, cloud and data centre networking, network automation, QoS, timing and synchronisation, and network security.
• Strong network architecture and strategy leader with proven success translating business requirements into scalable, cost-effective solutions, driving technology roadmaps, new product introductions, PoCs, and network transformation initiatives.
• Accomplished technical leader and problem-solver with extensive experience in cross-functional stakeholder engagement, vendor management, regulatory compliance, operational excellence, and delivery of complex telecommunications services across consumer, enterprise, wholesale, and mobile domains.

Responsibilities

• Own the architecture, roadmap, performance, and lifecycle management of Common Packet Core, IP Access, and Management Networks, ensuring alignment with business and technology objectives.
• Define strategic direction for network growth, resiliency, modernization, and decommissioning, while driving architectural evolution and platform optimisation.
• Lead the adoption of emerging IP technologies, automation, and engineering best practices to improve network reliability, operational efficiency, and customer experience.
• Provide end-to-end technical leadership across network design, governance, product integration, vendor management, major upgrades, cutovers, and Tier 3 operational support.

Skills

IP networking

Routing & switching

MPLS/SRv6

EVPN/VXLAN

Cloud networking

Network automation

QoS

Timing & synchronisation

Network security

Strategic leadership

Vendor management

Regulatory compliance

Education

Degree-qualified Telecommunications/Network Engineer

Job description

Optus is seeking a Solutions Architect to lead architecture for core networks, collaborating with engineering, operations, security and business stakeholders. You will define strategy, drive lifecycle management, and govern technology programs to ensure resilient, scalable solutions that meet organizational objectives.

You will report to the Director – IP Core and Access Engineering/Networks, bringing 10+ years of telecoms network experience to influence modernisation and platform optimisation