Rate: Up to £760/day IR35 status: Inside IR35 Location: Hybrid, circa 3 days weekly in office (Office Address - Abbey Wood, Bristol, BS34 8JH) Closing Date: 23/03/26 at 11:00 Contract dates: 01/04/2026 to 30/06/2026 Overview Our customer, a large defence organisation, is seeking an experienced Naval Architect to join a specialist team responsible for submarine naval architecture assurance, certification, and technical guidance. Team Context Small team responsible for certifying and producing rules and guidance for submarine naval architecture. Covers certification for Key Hazard Areas (KHA) including manoeuvring & control (M&C) and stability. Technical lead for MSCA areas of M&C and propulsion. Generates, and undertakes technical investigations to support, DefStans, MAPs and DSA rules in these areas. Key Tasks & Deliverables Management of MSCA PROP capability area: TCG / QTR summary presentations CASP and TAF documents PROP milestone Act as NARO (or support towards delegation) for KHA Submarine Stability: Provide NARO review documentation and NAF documents in response to certification tasks Further Responsibilities Develop technical proficiency in submarine stability and propulsor. Act as Propulsor TCG Lead and manage the long-term strategy for propulsor R&D supporting design and development. Chair the Propulsor Working Group, develop Propulsor SQEP and provide SME guidance to project teams. Conduct second party assurance reviews into Stability Key Hazard as a Naval Authority Reviewing Officer. Support R&D activities into submarine hydromechanics to ensure vessel safety and capability. Develop and maintain technical guidance and defence standards. Lead and manage graduate Naval Architects undertaking placements within the team. Manage international taskings and projects, with expectation to travel in support. Support business management activities such as project management, commercial and financial duties. Essential Skills Naval Architect qualified (Masters level or equivalent experience). Experience of submarine hydrodynamics. Experience of ship or submarine propulsion, including V&V techniques. Desirable Skills Knowledge of acoustic theory and measurement techniques. CEng and/or MRINA. Additional Information Hybrid and flexible working can be considered, but regular workplace attendance is required to access SECRET information. Must be eligible for access to SUKEO data. DV clearance is highly desirable.