Lead Network Architect

Description:

Must have (or be able to obtain) a Baseline Clearance.
This role requires an architect with deep technical expertise and strategic vision to develop a High-Level Design (HLD), transition architecture, and a detailed implementation roadmap, ensuring secure, scalable, and future-ready connectivity aligned to the departments business and IT strategies.
Location:

• ACT, NSW, QLD
• Hybrid

Key duties and responsibilities:
1 Develop an Enterprise-Wide HLD for AMSA’s future network, incorporating: • Cloud-native end-user computing (EUC)
• Hybrid gateway solutions (Azure Gateway)
• Zero Trust Network Architecture (ZTNA)
• Microsegmentation and least-privilege access principles
2. Evaluate SD-WAN adoption for regional sites and determine feasibility
3. Design a structured transition plan, ensuring minimal disruption and security alignment.
4. Create a comprehensive implementation roadmap, including:
• Overarching Agency Network Design
• Network segmentation strategy
• Bill of Materials (BoM)
• Security, compliance, and risk mitigation measures
• Integration with the department's existing infrastructure.
5. Engage with security, infrastructure, and cloud teams to ensure seamless adoption of Zero Trust principles.
6. Provide strategic recommendations for network automation, performance monitoring, and long-term scalability.
7. Collaborate with the department's Architectural Governance Group, ensuring future state design activities align with the department's technology roadmap.
8. Lead a team of in-house and SDP Network Engineers for detailed designs, network installations, and acceptance testing.
9. Identify project and BAU-level risks and issues, providing proactive solutions.
Technical skills: The ideal candidate will possess deep expertise in designing and implementing complex network architectures. They should be vendor-agnostic, focusing on developing scalable, secure, and business-aligned solutions that support the departments' strategic objectives.
Essential Criteria:

• Develop an Enterprise-Wide High-Level Design (HLD) incorporating Cloud-native EUC, Hybrid Gateways, ZTNA, and Microsegmentation.
• Create a comprehensive implementation roadmap, including Agency Network Design, segmentation strategy, BoM, security measures, and infrastructure integration.
• Evaluate SD-WAN adoption and design a structured transition plan ensuring minimal disruption and security alignment.
• Engage with security, infrastructure, and cloud teams to ensure seamless adoption of Zero Trust principles and security best practices.
• Provide strategic recommendations for network automation, performance monitoring, and long-term scalability.
• Lead a team of in-house and SDP Network Engineers for network design, installations, acceptance testing, and risk management.

Desirable Criteria:

• 10+ years’ experience in enterprise network architecture and strategy.
• Prior experience designing government networks.
• In-depth knowledge of SD-WAN, SASE, cloud-native networking (Azure, AWS, etc.)
• Experience designing hybrid gateways, modern VPN alternatives, and cloud-native EUC
• Ability to develop HLDs, transition architectures, and phased implementation roadmaps.
• Experience with Zero Trust frameworks, including microsegmentation and identity-aware networking.