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Systems Engineering & Assessment Limited (SEA)


+44 (0)1373 852 000


+44 (0)1373 831 133




Beckington Castle
17 Castle Corner
BA11 6TA
United Kingdom


Maritime, Defence, Research, Advice, Training, Simulation, Sonar, KraitArray, Towed Array Transducers, Software, Launcher, Decoy, Software, Systems, Submarine, Surface, Frigate, Communications, Mission Systems, Torpedo, Modelling, Transport, Enforcement, Subsea, Engineering, Manufacturing, Combat, Soldiers, Technical, Virtual Reality, Augmented Reality, Design, Decommissioning, Graduate, Careers, Exhibitions

Contact Name:

Nadia Parham

Contact Position:

Marketing Manager


Operating across the whole product life cycle, SEA provides research, development, manufacture, training solutions and support of complex systems. SEA provides independence, agility, reliability and value for money.


Systems Engineering & Assessment Ltd (SEA) delivers electronic systems to the defence, transport and offshore energy markets using skills and knowledge in Naval Combat Systems, Dismounted Soldier Operations, Traffic Enforcement and Subsea Engineering.



Launcher Systems

SEA has over 30 years of experience of supplying and supporting integrated Torpedo launcher Systems and is the primary supplier to the UK Royal Navy.

Sonar Systems

SEA's expertise lies not only in the provision of sensors, but also in the processing of the data produced. Our products have application in Anti-Submarine Warfare, mine warfare, maritime security, through-water communication, cetacean monitoring and oceanography.

Training systems

SEA develops simulation-based training solutions for the UK and international customers, offering the full training life-cycle capability Analysis, Design, Development, Implementation and Evaluation.

Communications systems

SEA’s common communications architecture is the future of naval communications. Designed to meet the demanding requirements for external communications in the naval environment, it is based on an open architecture system, using products that have been proven at sea by the UK Royal Navy.

Subsea Engineering

SEA provides proactive, responsive and cost-effective solutions for design, engineering, operational support and maintenance of subsea equipment, primarily related to the subsea production control market.

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