AUSTRALIAN+NEW ZEALAND DEFENCE DIRECTORY 2026 INDUSTRY GROUPS, ASSOCIATIONS & GOVERNMENT DEPARTMENTS www.defence.directory 34 • Air • Land • Maritime • Joint Systems • Business Management CASG has implemented a ‘smart buyer’ framework which is reliant on enhanced relationships with industry which provides expertise in managing projects during the acquisition and sustainment phases. CASG expects industry support to Defence to be both effective (meeting contracted requirements) and efficient (delivering on agreed cost reduction targets over the life of contracts). Defence and industry continue to work together to strengthen relationships, improve performance and innovate. Further Information Capability Acquisition and Sustainment Group Department of Defence PO Box 7953 Canberra BC 2610 W: www.defence.gov.au/CASG DEFENCE DIGITAL GROUP Defence Digital Group (DDG) shapes, delivers and sustains an integrated and scalable ICT environment, the Single Information Environment (SIE), to enable Defence able to fight and win in the digital age. initial sustainment solutions, with Naval Construction Branch through the build phase of projects, and with Major Surface Combatants and Combat Systems to supply specialist vessels for maritime undersea surveillance projects and mine countermeasures. MARITIME SUSTAINMENT DIVISION Maritime Sustainment Division delivers maritime in-service support to the Royal Australian Navy, the Australian Army and Defence’s International Policy Division, as well as new maritime capability for Government. The division’s workforce is comprised of Australian Public Service and Australian Defence Force members, combined with an industry workforce supporting naval assets based around the Royal Australian Navy’s major ports. NAVAL CONSTRUCTION BRANCH Naval Construction Branch is the Australian storehouse of naval shipbuilding expertise. It supports continuous naval shipbuilding across multiple, overlapping build programs nationally, including at Osborne in South Australia, Henderson in Western Australia and Port Macquarie in New South Wales. Naval Construction Branch provides the management of shipyard facilities as well as effective governance, performance and oversight of ship construction activity. CAPABILITY ACQUISITION AND SUSTAINMENT GROUP The Capability Acquisition and Sustainment Group (CASG) is part of the Department of Defence. CASG employing nearly 5,000 people in around 70 locations in Australia and overseas. CASG manages the delivery of more than 161 complex projects and 109 sustainment products in partnership with industry. These nationally significant projects are unparalleled in their size, cost, timescale, risk profile and level of technological complexity to deliver cutting edge capabilities to the Australian Defence Force (ADF). CASG works closely with industry to ensure these projects are executed effectively and efficiently in line with contracted requirements to ensure the required level of capability is delivered to the ADF on behalf of Government. CASG has five domains which work with Defence industry to purchase and maintain military equipment: the way Australia underpins its national security interests. This includes establishing the Continuous Naval Shipbuilding Enablers framework, and leading the development of an updated policy framework for the future of a secure naval shipbuilding and sustainment enterprise. SUBMARINES DIVISION Submarines Division contributes to the delivery of an enduring, potent and agile submarine capability that is vital to Australia’s national security. Spanning submarine acquisition and sustainment, combat systems and capability enhancements, Submarines Division partners with the Australian Submarine Agency and the Royal Australian Navy to deliver submarines, their support systems, and the associated sovereign industrial base. MAJOR SURFACE COMBATANTS AND COMBAT SYSTEMS DIVISION Major Surface Combatants and Combat Systems Division is accountable for the continuous development and delivery of all major surface combatant vessels, and asset management through the life of the Royal Australian Navy’s surface fleet combat systems. This includes updates, upgrades and the introduction into service of new warfare systems. The division works in collaboration with Naval Construction Branch through the build phase of projects, with Maritime Sustainment Division to deliver initial sustainment solutions, and across the Naval Shipbuilding and Sustainment Group and Capability Acquisition and Sustainment Group to deliver and support integrated combat systems. PATROL BOATS AND SPECIALIST SHIPS DIVISION Patrol Boats and Specialist Ships Division is responsible for the continuous development and delivery of all minor and specialist maritime vessels and patrol boats. The division works in collaboration with Maritime Sustainment Division for the delivery of
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