National Nuclear Laboratory

Swyddi Gwag Mewnol

Mae gan LNC weledigaeth ar gyfer Cydraddoldeb, Amrywiaeth a Chynhwysiant (ED&I) sy’n anelu at fod yn weithle cynhwysol sy’n denu talent amrywiol trwy bolisïau a gweithdrefnau tryloyw a chyfartal. Yr ydym am i chi a’r gymysgedd amrywiol o bobl a gyflogwn, cwsmeriaid a wasanaethwn a rhanddeiliaid a ddylanwadwn i deimlo eu bod yn cael eu gwerthfawrogi. Yr ydym yn hyrwyddo diwylliant gweithle lle gall pawb ffynnu gydag ymdeimlad o berthyn.

Mae’n holl swyddi gwag cyfredol i’w cael ar y dudalen hon. Gallwch hefyd ddod o hyd i ragor o wybodaeth yn https://jobsearch.nnl.co.uk

The job details

Process Modeller

Category: Nuclear Operations

Salary: Salary starting at £53,723

Closing Date: 2024-05-12

Location: Risley, Cheshire

Job introduction

The salary range for this position is £53,723 to £58,732 (Grade 4A)

If you have any queries regarding the position itself please contact Jonathan Austin

Please be aware that all new appointments will be made in-line with the PLC ‘New’ terms & conditions. Therefore, if you are not already on PLC ‘New’ terms & conditions and you are selected and accept this role, there will be changes made to your contractual terms. The terms and conditions of the role will be made clear in the offer letter.

If you have any queries about the impact of applying for this role on your terms & conditions, pay, pension or benefits, please contact the HR Support Team.

Job Description

NNL has the purpose of “nuclear science to benefit society” which is supported by four focus areas: Clean Energy; Environmental Restoration; Health and Nuclear Medicine; Security and Safeguards. The Chemical and Process Modelling team (C&PM) use computational modelling to address challenges within those focus areas, aligned to our purpose. Within the focus area of Clean Energy we work on the Advanced Modular Reactor (AMR) Programme and use our skills in chemical engineering to aid the development of new fuel cycle and reactor technologies by creating process engineering models that translate technology to plant-scale concepts. This can range from models to support experiments through to flowsheets of large fuel recycle facilities. Other work in this area has included developing models to explore using nuclear energy to generate clean hydrogen for use in the global energy supply. Within the focus area of Environmental Restoration, we use process models to support the decommissioning of legacy nuclear facilities, for example by supporting plants and technologies that store radioactive waste, treat wastewater, and immobilise waste, thus minimising its environmental impact.

The team consists of a combination of scientists and engineers at graduate and PhD level. The team requires a discipline technical lead in process modelling. The role is suited to a Chemical Engineer with proven expertise in computer modelling. The purpose of the role is to provide technical leadership, develop scopes of work, mentor and develop junior staff, whilst delivering work to our customers.

Skills and experience must include:

  • Proven expertise in the modelling of chemical engineering problems.
  • Expertise in dynamic process modelling and mathematical modelling.
  • Expertise in a process modelling platform such as gPROMS, Aspen Custom Modeler (or similar).
  • Experience working with experimental / plant validation of models.
  • Experience of working with customers to develop scopes of work.

The successful candidate will develop and lead programmes of work which may include: developing new or extending existing process models or flowsheets of chemical plants. The models will be used by NNL and our customers for a variety of purposes, which could include: design optimisation, improving or understanding existing plant performance, troubleshooting faults, developing mechanistic understanding and exploring decommissioning options.

Main responsibilities

Main Responsibilities for Process Modeller:

  • Produce scopes of work.
  • Lead customer-funded programmes of work.
  • Develop and maintain models.
  • Perform quality assurance activities on models and technical documents.
  • Carry out computer simulations.
  • Production of high quality technical work and dissemination through high quality report writing.
  • Interpretation of model results and providing support to stakeholders based on conclusions.
  • Present results to stakeholders (customers / conferences).
  • Keep abreast of development in their own field, applying them to designated work packages. 
  • Oversee the work of others and provide coaching to develop the skills and abilities of others. 
  • Provide technical support to customers covering a diverse range of tasks. 
  • Disseminate knowledge of their own field within relevant business group. 
  • Provide advice/guidance on issues appropriate to their working area.

Ideal candidate

Essential Criteria for Process Modeller:

  • A degree in a numerate discipline (e.g Chem Eng, Chemistry, Maths).
  • Experience of developing chemical engineering computer models.
  • Experience of supervising others to carry out research projects.
  • Problem solving skills.
  • Good mathematical and computer literacy.
  • Good interpersonal skills
  • Expertise in modelling using chemical engineering processes modelling software.
  • Ability to obtain BPSS level security clearance (this includes but is not limited to identity, employment and criminal record checks).

Desirable Skills for Process Modeller:

  • Experience or knowledge of modelling nuclear processes.
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