C4 Communications Engineer – Defence System Architect

Business Review Group; Canberra; On-site; AUD 190,000 - 220,000; Full time

Job summary

Business Review Group seeks an experienced C4 Communications Engineer to support Joint Force Command, C4 Foundation Design. The role focuses on routing, bearers, and systems engineering to enable interoperability for the 2029–2033 period.

You will work within the Foundational Design team to develop system designs and visualisations, contributing to DoD architecture across secret levels. Responsibilities include drafting guidance, collaborating with Defence stakeholders, and supporting briefings

Qualifications

• Understanding of the OSI reference model from transport to physical layers (industry standard).
• Knowledge of WAN standards, SATCOM, RF systems for defense environments.
• Familiarity with ICT architectural views and enterprise/solution architectures.
• Hold a minimum NV2 security clearance; PV clearance preferred.

Responsibilities

• Develop Foundational C4 Design guidance to improve information exchange and integration across the force.
• Support mission designs and threads across multi-domain operations.
• Apply routing and bearer knowledge to create practical design guidance via structured processes.
• Lead reviews and updates of C4 Design guidance and engage with stakeholders.

Skills

OSI model

WAN/SATCOM/RF

ICT architectures

NV2 clearance

MBSE

PV clearance

Job description

Business Review Group seeks an experienced C4 Communications Engineer to support Joint Force Command, C4 Foundation Design. The role focuses on routing, bearers, and systems engineering to enable interoperability for the 2029–2033 period.

You will work within the Foundational Design team to develop system designs and visualisations, contributing to DoD architecture across secret levels. Responsibilities include drafting guidance, collaborating with Defence stakeholders, and supporting briefings