News Archives

Ultra Maritime Passes Preliminary Design Review for Next Generation Multistatic Active Receive Sonobuoy

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London, UK – Ultra Maritime has successfully completed the Preliminary Design Review for the Multistatic Active Receive Sonobuoy (MSARS) as part of a UK Defence Science and Technology Laboratory (Dstl) funded research and development program. MSARS is a next generation small form factor G-Size sonobuoy which will significantly improve the multistatic detection and localization performance compared to current multistatic sonobuoy technologies.

MSARS has been specifically designed to operate from Rotary Wing and Fixed Wing Uncrewed Air Systems (UAS), as well as from crewed platforms. It includes a patented interface technology to allow the platform’s mission system to directly program sonobuoys prior to launch.

This work is aligned to the Royal Navy’s Proteus UAS program and supports the Royal Navy’s Maritime Aviation Transformation strategy, which includes sonobuoy dispensing and data relay capabilities for Tier 1-2 UAS.

“Navies around the world are increasingly evaluating and adopting uncrewed air, surface and underwater platforms to conduct anti-submarine warfare (ASW) to assist their existing crewed platforms. Ultra Maritime is focused on developing and deploying world-leading ASW payloads for all these platform types. The MSARS development is an important part of the airborne element, alongside our significant internal investments in sonobuoy receivers, networking of ASW sensors and AI-assisted processing / tactical decision making,” said Andrew Anderson, Ultra Maritime Chief Technology Officer.

Ultra Maritime Highlights Airborne Capabilities at the Avalon Australian International Airshow

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ADELAIDE, South Australia – The Avalon Australian International Airshow will provide the perfect backdrop for Ultra Maritime to showcase emerging and existing airborne Anti-Submarine Warfare (ASW) and Electronic Warfare capabilities. Stop by the South Australia Defence Stand in Hall 3 at booth 3M25 to learn more about the following:

Next Generation Sonobuoys
Ultra Maritime’s next generation SSQ-53 and SSQ-62 sonobuoys are fully qualified per U.S. Navy standards and are currently used by allied navies globally. These new buoys are in production and Ultra Maritime is currently accepting orders for rapid delivery. With updated underlying technology and an improved supply chain, the company is positioned to provide sonobuoys at a production rate that meets the increasing global demand. While offering a full range of sonobuoys, Ultra Maritime is also the only manufacturer of G size sonobuoys (half-size) used internationally, as well as sonobuoy receivers.  

Electronic Warfare
Avalon 2025 will also provide an opportunity for Ultra Maritime to showcase its Electronic Warfare (EW) Systems which are in service in the Royal Australian Navy (RAN) and Royal Australia Airforce (RAAF). These capabilities enable informed critical decision-making in the ever evolving and increasingly complex electromagnetic threat landscape.

Unmanned System Payloads
Ultra Maritime continues to invest in next-generation Electronic Warfare capability based upon the proven and in-service digital receiver systems and has scaled this capability for use on small, unmanned platforms. This provides an ability to share data across both manned and unmanned networks while providing search, collection and other classified mission capabilities.

“Ultra Maritime is committed to supplying the very best sonobuoy capability to deliver world-class undersea warfare solutions,” said Mark Potter, Vice President and General Manager of Ultra Maritime Australia. “Our expertise in sonar, radar and electronic warfare, and torpedo defense will provide best-in-class capabilities within the maritime domain and position the business well to support the AUKUS pillars.”

Ultra Maritime Awarded CA$89 Million Contract for Surface Ship Torpedo Defense for the River-Class Destroyer Program

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DARTMOUTH, Canada – Ultra Maritime received a CA$89 million contract from Lockheed Martin Canada, Inc. to supply three shipsets of Surface Ship Torpedo Defense (SSTD) for the River-class destroyer (RCD) program.

SSTD provides a proven world class full ‘sense to effect’ torpedo defense capability in-service across the globe, relied upon by many navies to keep their ships and crews safe from the torpedo threat. The combination of a single in-line tow and automatic threat alerting provides unparalleled performance within a small ship footprint, maintaining a high probability of detection coupled with low false alarm rate whilst minimizing overall operator workload.

Ultra Maritime has more than 20 years of experience in this domain and is the trusted partner and world leader in providing torpedo defense solutions and countermeasures for both surface ships and submarines. With torpedo defense systems deployed and supported globally, including more than 30,000 expendable countermeasures, Ultra Maritime is uniquely positioned to bring integrated torpedo defense to the world’s navies. Integrated torpedo defense greatly enhances the protection of our navies through integrating expendable countermeasures, towed countermeasures and threat detection sensors to provide overall situational awareness and shorten the kill chain against torpedo threats. Ultra Maritime continues to invest to improve this capability and are proud to partner with Lockheed Martin Canada and the Canadian Department of National Defense (DND) to provide SSTD to the Royal Canadian Navy River-class.

“Having previously secured a three shipset production order to supply Hull Mounted Sonars (HMS) for the RCD program, as well as supplying twelve UWSU towed arrays into the Halifax-class, Ultra Maritime is pleased to play a pivotal role in delivering state-of-the-art Anti-Submarine Warfare (ASW) capabilities to the Royal Canadian Navy,” said John Gallagher, Vice President and General Manager of Ultra Maritime Canada. “We are fully committed in our partnership with Lockheed Martin Canada, our Canadian workforce and suppliers. More importantly, we are proud to serve the Royal Canadian Navy and take great pride in providing our life-saving capabilities.”

Steve Rogers, Senior Director of RCD Programs at Ultra Maritime, commented, “This is excellent news for the team as we move into 2025. We are well placed to execute the SSTD program utilizing expertise across our global Ultra Maritime lines of business, led by the team here in Dartmouth.”

The RCD program and Innovation, Science and Economic Development Canada’s (ISED) Industrial Technological Benefits (ITB) policy have played a pivotal role for Ultra Maritime to establish an ASW Center of Excellence in Dartmouth, Nova Scotia. It is a prime example of fostering economic growth and technological innovation in Canada. Ultra Maritime has made more than $20 million in capital investments that have created more than 150 high-value manufacturing jobs and supported a vast network of suppliers, including numerous small and medium-sized businesses.

Ultra Maritime Australia to Provide World Leading Sonar on Hunter Class Frigates

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ADELAIDE, South Australia – The Royal Australian Navy’s Hunter class frigates will be fitted with Ultra Maritime’s world-leading 2150 Bow Sonar under a contract with BAE Systems Maritime Australia (BAESMA). The delivery of the 2150 Bow Sonar will expand Australian sovereign undersea warfare capabilities, providing active and passive anti-submarine warfare (ASW) modes, mine and obstacle avoidance sonar, integrated underwater communications, and automated torpedo detection, classification and localization.

“Ultra Maritime is committed to building a strategic partnership with the Commonwealth of Australia, as we continue to invest and grow our support to the Royal Australian Navy fleet with delivery of world-class undersea warfare solutions,” said Mark Potter, Vice President and General Manager of Ultra Maritime Australia. “Our expertise in sonar, radar and electronic warfare, and torpedo defense will provide best-in-class capabilities within the maritime domain.”

Ultra Maritime has operated in Australia for more than 15 years, expanding from its indigenous electronic warfare capability to establish a sovereign sonar sustainment solution to support its Integrated Sonar System (ISS), as installed on the Hobart class air warfare destroyers (DDG). As Ultra Maritime’s Australian workforce continues to grow, we will continue to work closely with local industry to further maximize opportunities for Australian industry to assist with the Bow Sonar capability.

Ultra Maritime Collaborates with University of Liverpool to Develop Artificial Intelligence for Passive Sonar

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London, U.K. – Ultra Maritime is pleased to announce a collaboration with the Engineering and Physical Sciences Research Council (EPSRC) Centre for Doctoral Training (CDT) in Distributed Algorithms at the University of Liverpool, a UK Research and Innovation funded programme. The research focuses on using machine learning to improve the tracking and detection of vessels using passive sonar, targeted at Anti-Submarine Warfare (ASW) and Torpedo Defence applications.

The initial work has shown promising results in improving the detection performance compared to traditional processing techniques, allowing Operators and Automatic Classifiers to extract signals from further into the noise as well as improving tracking performance.

“We are very excited to further develop our relationship with the University of Liverpool, who are recognized leaders in Autonomy and Distributed Algorithms,” said Andrew Anderson, Ultra Maritime Chief Technology Officer. “AI/ML technologies will provide disruptive benefits to many aspects of the ASW mission, and we are looking forward to rapidly transitioning this exciting research into Ultra Maritime’s portfolio of ASW and Torpedo Defense systems.”

Professor Simon Maskell, Director of the CDT at the University of Liverpool, commented: “The CDT seeks to train students to become future leaders with a valuable combination of skills that is otherwise hard to find in a single person. Indeed, we aim to help those students acquire a synergistic understanding of both next-generation AI/ML and future computing together with a well-honed ability to solve pressing real-world problems. It is a real pleasure to see one of those students capitalizing on the training environment provided by the CDT to work closely in partnership with Ultra Maritime to make a difference in this important context.”

Ultra Maritime prides itself on investing in the future of undersea warfare solutions for allied navies worldwide. This collaboration continues to build on those investments, providing next-generation, technologically advanced AI/ML solutions for maritime domain dominance.