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Rolls-Royce

Fluid System Design Engineer - Submarines

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Job Description

Fluid Systems Design Engineer – Dreadnought, Services 

Full Time

Hybrid (min 3 days)/Derby/Cardiff/Glasgow

What you will be doing

The Dreadnought Fluid Systems teams are responsible for creating key safety, design, build, commissioning and operational documentation, for the next generation of the UKs Ballistic Submarines’ Nuclear Steam Raising Plant. The team work closely with the Ministry of Defence, third party partners, The Royal Navy, BAE Systems and Babcock Marine, as well as the Rolls-Royce Devonport, Clyde and Barrow Satellite Site office teams.  The role of a Fluid Systems Engineer (FSE) is integrating individual components into a reliable and functional system, therefore we often we act as an integrator, combining the deep technical knowledge of different disciplines to form a well-balanced justification for build, commissioning and operation of the submarine.

Responsibilities

With this unique stage in the design development of a first of type submarine, you will get a chance to:

  • Take on System Ownership, becoming responsible for the continued design phases of the Primary Systems and/or Operational functions.
  • Develop/update/author Operational Procedures, this will involve collaborations with the Ministry of Defence, third party partners, The Royal Navy, Current Class experienced engineers and future platforms FSE’s too. 
  • Update and improve nuclear safety case documentation, providing the verification and validation or the Primary Systems designs.
  • Support to Commissioning of the Nuclear Steam Raising Plant’s Primary Systems, this can vary in medium, either remotely via processes such as RRADARs, Technical Queries etc or in person at Barrow Site. 
  • Produce and manage the Primary System Fluid System Design Issue Notes for use by the Submarine enterprise partners. 

Why Rolls-Royce?

Work with us and we’ll welcome you into a culture of caring and belonging where you can be yourself. We will listen first, embrace feedback and act with integrity. We will invest in your continuous learning and development, and make sure you have access to a wide breadth and depth of opportunities to grow your career and make a difference.

We offer excellent development, a competitive salary and exceptional benefits. These include bonus, employee support assistance and employee discounts.

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, frequency will depend on business needs, nature of role, what works for the team and for the individual. Discover more on our GBS Service Portal about hybrid working.

Who we’re looking for

Being a part of Rolls-Royce you’ll know we put safety first, do the right thing, keep it simple and make a difference.  These principles form our behaviours. They are an essential component of our assessment process and are fundamental qualities that we seek for all roles.

·       Be qualified to at least degree level in a relevant (engineering) discipline.

·       Understand nuclear safety case methods, principles, structures and

management processes.

·       Understand Fluid Dynamics and Thermodynamics to aid in basic analytical

problem solving.

·       Have had previous experience with requirements capture and basic task

planning.

·       Confidently and pro-actively engage within internal and externals

stakeholders.

Join us & help Rolls-Royce to become a high-performing, competitive, resilient business.

Please be aware that the priority will be given to employees identified as being at high risk. 

  

The professional level and the salary of the position will be dependent on the skills and experience of the successful candidate. 

  

It is advised that you inform your current manager of your application for this role.

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. And the more perspectives we have, the more successful we’ll be. By building a culture of respect and appreciation, we give everyone who works here the opportunity to realise their full potential.

Learn more about our global Inclusion Strategy

To 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.

Grade 7-10

Job Category

Mechanical Systems

Posting Date

31 Jul 2025; 00:07Posting End Date14 Aug 2025

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