Component Definition Engineer (CAD/NX) - Submarines

Job Description

Component Definition Engineer (CAD/NX) - Submarines

Full Time (On Site 5 Days)

Derby

An exciting opportunity has arisen for a Component Definition Engineer to join Rolls-Royce Submarines Component Definition Group in Derby.

As a Component Definition Engineer, you can be deployed on a broad range of modelling and definition activities across various discipline groups, including Structural, Mechanical and Electrical.

Your main task will be to produce and (where capability has been demonstrated) check Component Definitions (including Model Based Definitions – MBDs) in line with Engineering Standards to meet design intent, satisfying fit, form and function of the component. 

We are currently looking for an individual with a good understanding of modelling and drawing practices and must be able to demonstrate appropriate CAD competencies as well as good written and verbal communications. This role sits within Engineering and is based at our Raynesway site in Derby.

Why join Rolls-Royce?

At Rolls-Royce we are proud to be a business that has truly helped to shape the modern world and are committed to always being a force for progress; powering, protecting and connecting people everywhere.

By joining Rolls-Royce, you'll have the opportunity to work on world-class solutions, supported by a culture that believes individuality is our greatest strength, and all perspectives, experiences and backgrounds help us innovate and enable our high-performance culture.

What you will be doing:  

In this role you will:

• Be influential across all stages of the design lifecycle (e.g. creating analysis models, producing tolerance stacks, creating, developing and maintaining the master model and associated definition – MBD and 2D), support Design for Manufacture activities and the manufacturing buy-off process, right through to supporting parts in-service.  Managing and maintaining data integrity is vital to this role, so attention to detail is essential.
• Models, definitions and relevant documentation shall be created and maintained per company procedures, definition/drawing standards, design intent, timescales, cost and quality requirements.
• Perform self-verification of work per company standards and processes.
• Be willing and able to interrogate models/definitions at component and assembly levels, examining interfacing components, capable of identifying problems based on either nominal or adverse tolerance effects.
• Reporting of progress, issues, task, and project risks.
• Be aware of, and ensure the implementation of, safety, health and environmental requirements.
• Assist with the maintenance and improvement in the standard and quality of outputs.
• Collaborate and communicate with design, manufacturing, and the wider integrated project team, offering support at gated reviews and DFX sessions.

Position Qualifications:  

• Experienced in using and/or qualification in Siemens NX, AutoCAD and Teamcenter and experienced in using British Standard and/or ASME Y14.5M drawing standards is essential.
• An understanding of procedures and requirements relating to Design, Health/Safety and Environmental, as well as Quality requirements.
• Have a good understanding in the application and use of Geometric Dimensioning and Tolerancing.
• IT literate (Microsoft office suite, PDM systems).
• Good technical and analytical skills, problem solving ability and capable of systems level thinking.
• Have appropriate engineering experience in conceptual and detail design, detail definition methods and a good understanding of manufacturing techniques.
• Good time management skills, self-motivation and decision-making abilities.

For more than 60 years Rolls-Royce Submarines has designed, supplied and supported the nuclear propulsion plant, providing power for all UK Royal Navy nuclear submarines. 

 To work for Rolls-Royce Submarines an individual must hold a Security Check clearance. We will support the application for Security Clearance if you don’t already have it. Due to the nature of work we conduct, we can only progress applications from individuals who are a UK national or, in MoD approved cases, a dual national.

Our vision is to ensure that the excellence and ingenuity that shaped our history continues into our future. Our multi-year transformation programme aims to turn Rolls-Royce into a high-performing, competitive, resilient and growing company. Join us, and it can be your future vision too.

Rolls-Royce are committed to being a respectful, inclusive, and non-discriminatory workplace where individuality is valued, diverse perspectives fuel innovation, and everyone can thrive.

As part of our selection process, candidates in certain locations may be asked to complete an online assessment, which can include cognitive and behavioural aptitude testing relevant to the role. If required, full instructions for the next steps will be provided.

Job Category

Mechanical Systems

Posting Date

14 Jan 2026; 00:01

Posting End Date

21 Jan 2026