Senior Mechanical Engineer

Vacancy title
Senior Mechanical Engineer
Location details
Contract type
Salary/hourly rate
Dependent on skills & experience
Closing date

A vacancy has arisen for a permanent Senior Mechanical Engineer within the team based in our Harwell office. We are looking to recruit dedicated senior mechanical engineers with a passion for engineering to join our growing skilled team at Harwell.


All about us:

Nuvia is a leading international engineering, project management and services provider to the highly regulated nuclear, defence, oil & gas and science & research industries. Our expertise has been developed over many years and is backed up by our highly trained and committed workforce who have a wide range of specialist skills and knowledge. Nuvia is currently recruiting to deliver our live projects and future projects in the following areas,

  • Hinckley Point C primary coolant analysis systems.
  • Process plants for nuclear applications.
  • Nuclear mechanical handling solutions.
  • ITER & DEMO fusion reactor support.
  • Nuclear reactor decommissioning (Dragon Etc.).
  • European Spallation Source (ESS) support.
  • Canadian Nuclear Laboratories (Chalk River) facility design support
  • Support to MOD in various areas and projects

Senior Mechanical Engineer Role Overview:

The Senior Mechanical Engineer is principally a design management based role with a significant degree of team leadership and management. The Senior Mechanical Engineer will be responsible for delivering a significant package of work or a complete project. You will have experience in managing multidiscipline teams of engineers within a project environment. Senior Engineers will often additionally hold Nuvias Nominated Engineer position, this being the engineer ultimately responsible for delivering an engineering project. Senior engineers will be responsible for checking and approval of design deliverable as well as ensuring that designs meet codes and legislation. Safety in design is Nuvias highest priority and the Senior Engineer is a fundamental role in us achieving this.

Senior Mechanical Engineers at Nuvia are expected to be in the middle of their career development having gained significant experience in delivery of full lifecycle engineering projects. Senior engineers are the driving force of our capability bringing the leadership to our projects that ensures we deliver them to meet our client expectations. Most of our Senior Engineers career paths will follow either project delivery roles or specialist roles, both are important to us.

Key responsibilities of a Nuvia Senior Mechanical Engineer:

  • Development of designs to satisfy technical specifications and requirements.
  • Prepare, check or approve supporting design calculations and design reports to substantiation of designs.
  • Actively contribute to design & safety reviews (Risk Assessments & HAZOP’s) from technical standpoint.
  • Preparation of technical specifications in liaison with client and project team.
  • Deliver project deliverables to schedule and budget.
  • Produce design documentation throughout the design process including scope of works, method statements, risk assessments, technical files and other technical documentation to comply with design standards, safety legislation/regulatory requirements and those of the client
  • Carry out design reviews on work packages under your control, ensure solutions meet requirements.
  • Prepare installation, commissioning and operating documents.
  • Manage requirements relating to project scope of work.
  • Planning & allocation of work packages to members of design team in order to deliver packages of work
  • Management of sub-contractors providing niche services to the design.
  • Responsible for managing the quality of the output of their team or their own deliverables.
  • Responsible for adherence to internal procedures and external codes, standards and directives.
  • Managing project packages that are sub-contracted to third parties.
  • Creating designs that are compliant with safety regulations (e.g. CDM and CE marking).
  • Ensure safety of working environment via design.

Position of the Senior Engineer within the organisation:

  • Reporting to the project Nominated Engineer, Principal Engineers and chief engineers and project manager.
  • Managing multidiscipline team of engineers.
  • Interaction with engineers of other disciplines, both internal and external
  • Supervises Nuvia support staff in delivery of work packages.

Ideally you will have the following qualifications, skills, experience and attributes…


  • A recognised engineering qualification such as HNC / HND / Degree.
  • Membership of a relevant Institution (e.g. IMechE; IET; IED)
  • 10+ Years’ experience in the role of design in a nuclear environment, or other equivalent highly regulated industry.
  • Experience in design for manufacture.
  • Good knowledge of detail design and detailed drawing production within a high tech industry environment.
  • Experience of leading teams within a project environment and the management of medium sized design teams in the delivery of scheme and detail design packages.
  • Ability to working to tight deadlines & a strong team player attitude.
  • Proven track record of successfully delivering design solutions.
  • Concept through to commissioning experience (full lifecycle).
  • Good understanding of Statutory and safety Regulations and their appropriate utilisation.
  • Proven track record within a project environment with strong organisational and interpersonal skills.
  • Good customer/client liaison skills and good commercial awareness.
  • Demonstrable competence gained in a design delivery position.
  • Good understanding of mechanical principle such as forces, stresses, materials selection & design principles.
  • Ability to communicate with all levels of the organisation in a clear and concise manner.
  • Good methodical and accurate approach to problem solving.


  • MSc in a relevant mechanical subject.
  • Expertise in the nuclear industry.
  • Design for manufacture expertise.
  • Inspection, Installation, Commissioning experience.
  • Good understanding of Inventor & AutoCAD or general 3D design.
  • Management of sub-contractors providing niche services to the design.
  • Engineering analysis using ANSYS.
  • Knowledge of piping engineering.
  • Knowledge of waste transport packaging.
  • Seismic analysis knowledge
  • JET/ITER/DEMO knowledge.
  • Large science facility engineering knowledge.
  • Remote handling and robotics knowledge.
  • Shielding design knowledge.
  • Human Factors knowledge.
  • Experience in manufacture and design of piping and skid projects.
  • Glovebox design and manufacture.
  • Strong knowledge and high standards in drafting and drawing checking.
  • Full UK driving licence.

 Working for us:

Have you got energy, confidence and enthusiasm? Would you like to work for a dynamic international Company? If so, Nuvia offers a wide range of career opportunities for the right people who can help us to achieve our vision: to be recognised as the world class provider of whole life solutions to the nuclear industry’s most complex technical challenges, from new build, through operations to decommissioning.  

Nuvia have a diverse engineering team including several specialist teams, these include

  • Engineering analysis – Design support using ANSYS and LS-DYNA.
  • Nuclear waste transport package team
  • Piping engineering team
  • HVAC engineering team

A successful applicant can develop as a general engineer supporting our wide portfolio of projects or could work within one of our specialist teams depending on past experience and career development aspirations.

Sports and recreation: Nuvia are a based on the Harwell innovation campus and are active in campus sports. Nuvia field teams in the campus rounders, cricket and football competitions and also enter into the Vinci 5 aside football competition. There are many cyclists at Nuvia and there is a regular well attended charity cycle ride between our Dorset office and Manchester office.

Benefits: Nuvia offers a competitive pension scheme, health care, Vinci share scheme, cycle to work schemes as well as other benefits.