About the Role We are seeking a highly experienced Combat Systems Engineer to support the SSN-AUKUS Program , one of Australia's most critical Defence capability initiatives. This role sits within the Support Systems Branch , focused on delivering and sustaining advanced combat system capabilities across the nuclear-powered submarine lifecycle. You will operate at an enterprise and strategic level , providing technical leadership, driving integration, and ensuring combat systems are delivered and sustained in line with Defence objectives. Key Responsibilities Lead the development of long-term sustainment strategies for submarine combat systems Provide high-level technical advice on modernisation, upgrades, and capability development Oversee delivery of complex combat system engineering projects across scope, schedule, and budget Conduct system-level risk assessments and implement mitigation strategies Ensure compliance with engineering standards, configuration management, and quality frameworks Drive integration of advanced technologies into combat system architectures Engage with Defence, industry, and international stakeholders at a senior level Represent the program in technical forums and working groups Mentor and support APS and ADF personnel , contributing to sovereign capability uplift Key Requirements Extensive experience in Defence acquisition and sustainment programs Strong background in combat systems, C4I, or complex integrated platforms Proven experience in systems engineering and systems integration Experience operating at a senior/strategic level within complex programs Strong stakeholder engagement across Defence, primes, and industry Demonstrated leadership of multidisciplinary engineering teams Experience managing technical and schedule risks in complex environments Familiarity with Defence governance frameworks and engineering assurance Highly Desirable Experience within submarine, maritime, or naval programs Exposure to SSN-AUKUS, ASA, or CASG environments Experience with combat systems integration, weapons, or sensor systems NV2 clearance or higher