Senior Mechanical Design Engineer


Job summary

Atomic Weapons Establishment: AWE
£60,000 - £69,999
Mechanical, Systems Design
Defence, Design, Nuclear
Contract Type:
Full Time
Expiry Date:

About the job

  • Location: Aldermaston, West Berkshire (On-Site role).

We are located between Reading and Basingstoke, with onsite parking.

Package: £44,990 - £67,000 (depending on suitability, qualifications and level of experience). A relocation package may be available - terms and conditions apply.

Closing Date: 8th July 2024

The Nuclear Physics Package (NPP) Group design, build, test and substantiate the safety and effectiveness of the UK's nuclear deterrent maintaining the Continuous At Sea Deterrent through pioneering science and computational methods. We also use our nuclear know-how and technical expertise to provide innovative solutions that support the UK's nuclear threat reduction activities.

We are currently recruiting for a number of different opportunities within the NPP Group:

  • Product Design Team - working with multi-discipline teams across the business to deliver innovative NPP design solutions to a variety of unique engineering challenges, from concept to substantiation and providing through life engineering support for current and future NPP systems.​

  • Hydrodynamic Trials - design, build and field the extraordinary engineering tests and trials that underpin the pioneering science and computational methods that substantiate the safety and effectiveness of the UK's Nuclear Deterrent. This role will give successful candidates the opportunity to design complex systems with unique materials, build and test them in extreme environments at unique test facilities in the UK and abroad.


  • Understanding customer requirements and being able to translate these into engineering solutions

  • Lead the delivery of conceptual designs, detail designs, manufacturing specifications, product specifications, operational documentation and validation evidence for mechanical engineering solutions in relation to defined requirements

  • Lead the progress of designs through product lifecycle

  • Lead the production and delivery of high-quality technical reports and presentations

  • Being directly responsible for engaging with stakeholders across the company to progress design activities, ensuring compliance with safety, security and performance with input from subject matter experts. Aid planning activities for future design activities

  • Provide mentoring to junior engineers

  • Contribute to the planning and execution of tasks in order to deliver specific agreed objectives on time; demonstrating control of cost and quality

  • Understanding of the hazards and associated risks of any work conducted and, where required, safely use specialised equipment

  • Identify and support opportunities for cost savings, efficiency and business improvement

  • Assist the Technical Lead in managing partnerships

  • Involved in scoping, planning, and estimating future activities

  • Organise personal training and development under the guidance of a professional mentor

Qualification and Education Requirements

A Degree, HND/HNC or an equivalent vocational qualification, in an engineering discipline, with or working towards professional registration.


  • Experience of successfully managing a team of 7-10 people

  • Proven track record of driving delivery, performance, and continuous improvement

  • Demonstrates a working appreciation of financial and business requirements

Experience/understanding of any of the following would be advantageous, but not essential as career and role specific training will be given:

  • Product Lifecycle Management (PLM) including configuration management and quality control

  • Computer Aided Design (CAD) systems

  • Engineering drafting to BS8888 with GD&T

  • Substantiating engineering designs for safety and performance

  • Finite Element Analysis (FEA) and its limitations

  • Machine tools and manufacturing processes

  • Additive manufacturing processes and technologies

  • Static and dynamic environmental testing

  • Material selection and testing

  • Working to British and ISO Standards

  • Technical and management skills including problem solving and decision making

What will you get from us?

As part of our People Promise, AWE (one of the best 25 big companies to work for in the UK) has a range of benefits to suit you. These include:

  • Time to recharge your batteries with 270 hours of annual leave (including Bank Holidays).

  • 9-day working fortnight - our employees have every other Friday off work.

  • Consideration for flexible working arrangements so that your work may fit in with your lifestyle. Just let us know on your application if you wish to work part time.

  • Family friendly policies: Maternity Leave - 39 Weeks Full Pay and Paternity Leave - 4 Weeks Full Pay.

  • Opportunities for Professional Career Development that include funding for the annual membership of a relevant professional body, access to mentors and training.

  • Employee Assistance Programme and Occupational Health Services.

  • A market leading contributory pension scheme (we will pay between 9% and 13% of your pensionable pay depending on your own contribution).

  • Life Assurance.

  • Discounts - access to savings on a wide range of everyday spending savings.

  • Special Leave Policy including paid time off for volunteering, public service (including reserve forces) and caring for your family.

  • A host of voluntary & core benefits to suit your health and wellbeing - more information available on our careers site.

Important things you need to know:

  • You must be a UK national who has been resident in the UK for the past 10 years.

  • Interviews will be 90 minutes in length and will be held over Microsoft Teams. You will be required to prepare a 10-minute presentation in advance.

  • Candidates must be willing and able to obtain and maintain the necessary security clearance for the role. This will be funded by AWE.


* Agencies: Please note that we do not out-source our recruitment

Return to previous page