Defence Wide Area Network
Department of Defence
Project Overview
MARK III was engaged to provide comprehensive project, systems, and engineering management support for the Defence Wide Area Network (DWAN). DWAN is a critical ICT backbone enabling secure communications across Defence. Our role focused on the sustainment, upgrade, and lifecycle management of this capability, ensuring it remained reliable, scalable, and future-ready.
Key Deliverables
Comprehensive services and deliverables that ensured project success
System Sustainment & Modernisation
Partnered with Defence industry and OEMs to design, develop, and deliver critical system revisions
Acquisition & IIS (Introduction Into Service)
Managed the acquisition and deployment of new and updated systems
Transition & Legacy Systems
Oversaw transition planning for legacy network systems
Strategic & Operational Planning
Produced artefacts to support Defence governance and planning, including project plans, technical documentation, budget forecasts, and governance deliverables
Project Impact
Measurable outcomes and benefits delivered through this engagement
Impact #1
Ensured uninterrupted Defence communications across multiple domains
Impact #2
Positioned DWAN for future upgrades, enabling Defence to adapt to evolving ICT requirements
Impact #3
Introduced improved systems and processes while managing smooth transitions between generations of technology
Impact #4
Through strategic partnerships and rigorous governance, ensured that DWAN remained a resilient, secure, and mission-ready communications backbone for Defence
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