Senior Design Engineer

Overview

As a Senior Mechanical Design Engineer at Devonport Royal Dockyard, you will lead mechanical design work for nuclear and non-nuclear systems, guiding projects from concept through implementation and decommissioning. You’ll work in a skilled team to ensure safe, compliant operations and develop technical leadership across the full lifecycle. The role supports national defence capability in a dynamic, security-conscious environment. You’ll contribute to shaping robust engineering solutions at scale with cross-functional collaboration.

Pay / Benefits

• Generous holiday allowance
• Matched contribution pension scheme
• Digital GP and health checks
• Employee share scheme
• Payment of Professional Fees
• Be Kind Day or volunteering leave

Responsibilities

• Lead the development and delivery of designs across Start-up, Concept, Scheme, Detailed and Implementation phases
• Lead or manage a team of engineers, planning tasks and providing guidance
• Act as lead author for design and safety documentation and manage supporting assessments
• Provide advice on implementation and maintenance of design documentation and regulatory compliance (nuclear and non-nuclear)
• Lead quality checking services with reference to technical specialty/expertise

Key requirements

• Experience in mechanical engineering principles for design, operation, and maintenance of systems (Steam and Condensate, Industrial Gases, Fresh Water, Demineralised Water, Domestic Water)
• Proficiency with digital tools and platforms for design, analysis, documentation, and collaboration
• Experience across the full design lifecycle of engineering projects
• Knowledge of regulations, legislation, and standards governing mechanical services system design, ensuring safety and compliance
• Experience in nuclear or other high-hazard industries
• Security Check (SC) clearance capability or clear willingness to obtain

• leadership
• communication
• stakeholder management
• mechanical design of complex systems
• design lifecycle management
• regulatory compliance and safety documentation

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