Are you a former Royal Navy Communications and Information Systems Specialist (CIS) looking to bring your expertise ashore? I am seeking a skilled Communications Engineer to join a leading Defence business supporting one of the UK's most advanced submarine programmes. This is a unique opportunity to apply your operational experience in a highly technical engineering environment, playing a key role in delivering mission-critical external communications capability. This role would particularly suit someone with a Royal Navy CIS background who understands the operational importance of secure, resilient communications at sea and is ready to contribute to their development, integration, and acceptance within a complex engineering programme. What You'll Be Doing Lead the maturation of the submarine's external communications subsystem, progressing it from build through to test and commissioning phases. Plan and execute onboard test and trial activities to validate system performance and compliance. Coordinate and manage subcontractor site visits for testing activities, including submission of security documentation, delivery of health and safety briefings, and oversight of onboard operations. Investigate defects and non-conformities arising during installation or testing, driving issues through to full resolution. Provide specialist technical expertise to support the development and functional design of external communic...