Systems Engineer - Propulsion (Defence / Maritime / Ships / Submarines) Overview We are seeking an experienced Systems Engineer with strong propulsion domain knowledge to support a major defence maritime programme. The role sits within a multidisciplinary engineering team developing and integrating propulsion systems for naval platforms including surface ships and/or submarines. This is a long-term opportunity suited to an engineer with experience across the propulsion lifecycle-requirements, design, performance analysis, verification/validation, and stakeholder engagement. Key Responsibilities Develop, refine, and manage systems requirements for propulsion systems across the project lifecycle. Support propulsion concept development, system architecture definition, and integration activities. Conduct system-level assessments including performance analysis, functional modelling, and trade studies. Work with specialist propulsion engineers (mechanical, electrical, controls) to ensure coherent system design. Produce and review technical documentation including requirements sets, interface definitions, specifications, and design justification material. Support V&V planning, test readiness, acceptance criteria development, and review of qualification evidence. Assist in developing and maintaining propulsion system architectures, block diagrams, and interface models. Engage with internal stakeholders, suppliers, and cus...