Senior Mechanical Design Engineer (Test Rigs) - Submarines

Rolls-Royce

  • Derby
  • Permanent
  • Full-time
  • 8 days ago
Job DescriptionSenior Mechanical Design Engineer (Test Rigs) SubmarinesFull timeDerby/HybridOur nuclear business is a leader in propulsion system design and development for the Royal Navy's nuclear submarine fleet and the sole provider and technical authority, managing all aspects of plant design, safety, manufacture, performance, and through-life support.As the Senior Mechanical Design Engineer (Test Rigs) your role will involve you working in an exciting area supporting the design of new multi-million-pound test rigs and modifications to existing test rigs, most of which are located in our Centre of Excellence for Engineering Test Laboratory at our main offices at Raynesway in Derby.Why Rolls-Royce?Rolls-Royce is one of the most enduring and iconic brands in the world and has been at the forefront of innovation for over a century. We design, build and service systems that provide critical power to customers where safety and reliability are paramount. We are proud to be a force for progress, powering, protecting and connecting people everywhere.We want to ensure that the excellence and ingenuity that has shaped our history continues into our future and we need people like you to come and join us on this journey.Due to a growing workload, we're currently looking for a Mechanical Design Engineer to undertake test rig design within our Design & Execution team in the Submarines business in Derby.We’ll provide an environment of caring and belonging where you can be yourself. An inclusive, innovative culture that invests in you, gives you access to an incredible breadth and depth of opportunities where you can grow your career and make a difference.Your role will involve you working in an exciting area supporting the design of new multi-million-pound test rigs and modifications to existing test rigs, most of which are located in our Centre of Excellence for Engineering Test Laboratory at our main offices at Raynesway in Derby. The bulk of the rigs are bespoke hot and pressurised water rigs. Experience of designing similar process plant facilities, such as oil and gas plant/pipework systems or chemical process facilities as well as designing complex mechanical components and assemblies is desirable.Working in multi-discipline teams, working with internal resource, external design partners and equipment suppliers, you’ll work with like-minded mechanical and electrical engineers and our facilities/operations team to be the controlling mind and design intent owner for a range of different size rigs designed to deliver test data related to R&T, Verification and Validation, component qualification and through life performance requirements.What we offerWe offer excellent development opportunities, a competitive salary, and exceptional benefits. These include bonus, employee support assistance and employee discounts.Your needs are as unique as you are. Hybrid working is a way in which our people can balance their time between the office, home, or another remote location. It’s a locally managed and flexed informal discretionary arrangement. As a minimum we’re all expected to attend the workplace for collaboration and other specific reasons, on average three days per week.What you will be doing
  • Generating requirements, scoping work, and planning tasks in conjunction with stakeholders.
  • Applying first principles to mechanical designs as well as standard fluid flow and thermal hydraulic theory to inform and justify design decisions around system and mechanical layout, component selection and sizing, manufacturability and fit form and function.
  • Integrate design and conventional health and safety principles, as well considerations from other disciplines, into credible technical solutions and arguments.
Who we’re looking for:At Rolls-Royce we put safety first, do the right thing, keep it simple and make a difference. These principles form the behaviours that guide us and are an essential component of our assessment process. They are the fundamental qualities that we seek for all roles.
  • Experience ideally in a relevant, heavily regulated industry, such as Aerospace, Chemical, Pharmaceutical, Energy, Water or Nuclear.
  • Experience of specifying, designing, justifying, building and commissioning of complex mechanical & fluid systems.
  • Track record of delivering solutions against specific customer requirements to time, cost and quality.
  • Sound knowledge of engineering principles, process safety, and applicable codes & standards.
  • Experience in producing detailed component and assembly drawings to a high standard inclusive of GD&T.
  • Experienced in the use of Unigraphics NX & Team centre is highly desirable.
  • Experience of operating complex fluid/chemical or mechanical systems is desirable.
  • Understand of design process and design and safety assessment processes and tools eg HAZOPs/FMEAs
  • Degree (or equivalent) in mechanical engineering or another design engineering discipline.
Join us & help the Rolls-Royce Submarines Supply Chain team go from ‘Good to Great’.We are an equal opportunities employer. We’re committed to developing a diverse workforce and an inclusive working environment. We believe that people from different backgrounds and cultures give us different perspectives which are crucial to innovation and problem solving. We believe the more diverse perspectives we have, the more successful we’ll be. By building a culture of caring and belonging, we give everyone who works here the opportunity to realise their full potential.You can learn more about our global Inclusion strategy atTo work for the Rolls-Royce Submarines business an individual has to hold a Security Check clearance. Rolls-Royce will support the application for Security Clearance if you do not currently already have this in place. Due to the nature of work the business conducts and the protection of certain assets we can only progress applications from individuals who are a UK national or, in MoD approved cases, a dual national.Job CategoryMechanical SystemsPosting Date26 Aug 2025; 00:08Posting End Date02 Sept 2025

Rolls-Royce