Lead Design/Development Engineer – Aerospace & DefenceLocation: Whitstable, Kent | Salary: Circa £50,000An established leader in aerospace and military interconnect solutions seeks a Lead Design/Development Engineer to drive the full new product introduction (NPI) lifecycle for glass-to-metal seal feedthroughs and military-grade connectors.You will be an integral part of the design team, sharing responsibility for customer-facing new concepts, managing multiple NPI projects (typically 20 weeks in duration), and supporting parts ordering and drafting activities. The role demands strong mechanical engineering experience combined with project management skills and confident client engagement.Key Responsibilities:Lead design efforts through the entire NPI process: concept, design, testing, and delivery across 30–45 projects annually within a small, focused engineering teamProvide technical leadership and mentorship at a senior levelManage mechanical design and 3D modelling, producing drawings compliant with British standards and optimised for manufacturingCollaborate closely with customers and internal teams to develop and refine new product conceptsCandidate Profile:Extensive experience in mechanical engineering, with a focus on new product development in a customer-facing roleHands-on CAD experience creating models and drawings to British standards (e.g. BS standards) with consideration given to design for manufacturing, tolerances and machiningStrong understanding of project management methodologies, tools, and techniquesExperience working across the NPI lifecycle from concept through to deliveryEligibility to work in the UK: candidates must hold permanent residency or British citizenship (no sponsorship)Why Join?This role offers the chance to work in a highly innovative environment within a respected, AS9100-certified company. You will have the opportunity to influence product development, manage diverse NPI projects, and help shape cutting-edge aerospace and defence technology.Benefits include a Group Personal Pension, Life Assurance, Employee Assistance Programme, Company Sick Pay, Cycle to Work Scheme, subsidised restaurant, and free onsite parking.If you’re ready to take a senior engineering role with broad responsibilities in design, project delivery, and customer interaction, apply today.This is a permanent position.