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Principal Nuclear Physicist

2 months ago

Warrington Cheshire, United Kingdom National Nuclear Laboratory Full time

As old reactors reach the end of their lifespan, we need experts like you, with the technical skills to virtually model scenarios that not only enable us to explore new ways of managing the inputs and outputs of reactors, but also pave the way for the implementation of smaller, cleaner revolutionary new reactors. This is a place where you can use your knowledge and expertise to do long term meaningful work for years to come.
As the national laboratory for nuclear fission in the UK, we are harnessing nuclear science to solve some of the world's biggest challenges. The most important asset for our future success is our people, it is their skills, knowledge and enthusiasm that drives our work and fuels our purpose.
Whether it is accelerating a UK demonstration programme for Advanced Modular Reactors or delivering our first sustainable supply of medical radioisotopes since the 1960s, NNL will be at the forefront of game-changing advances that will help to transform people's lives, now and in the future.
A vacancy has arisen in the Nuclear and Reactor Physics team for an experienced, high calibre reactor physicist with a particular interest in undertaking and leading applied nuclear and reactor physics projects on behalf of our customers in Advanced Nuclear Technology (ANT) and current generation reactor technology. There is the opportunity for the successful applicant to lead projects multi-discipline projects. The role will also support and provide leadership in our Core Science Themes such as Reactor Technology as well as NNL Focus areas (Security & Non-proliferation and Clean Energy).
The role has responsibility for technical leadership of nuclear new build and advanced reactor physics capabilities involving technologies such as (but not limited to):
High Temperature Gas Reactors (HTGR)
Research reactors and micro reactors
The role holder will not be expected to have experience and knowledge of all of these reactor types, however sufficient relevant knowledge and experience will be required to lead technical projects or research that related to them. The role holder will work with Account Directors and Project Managers to identify, capitalise on and lead opportunities in relevant areas.
The job holder will ideally be able to demonstrate expertise and experience from the areas of core neutronics, thermal hydraulics, whole-plant assessments of nuclear plants in normal operation, frequent faults, infrequent faults and design basis faults and safety justification. The role also has accountability for the development, delivery and deployment of software relevant to the capability where required .
Location is flexible, although attendance at an NNL site will be required as deemed by work requirements specified by the line manager.

Initiating and leading significant national / international customer, Science and Technology (S&T) programmes related to reactor physics, reactor technology or related disciplines.
Perform the duties of a cross discipline technical lead and subject matter expert on projects in the area of reactor physics or fields related to the role.
Supporting the development and progression of the capability strategy for reactor physics.
Lead and deliver on customer projects to time, in budget, and to required environmental, health, safety, security and quality (EHSS&Q) standards.
Delivery of technical work to a high quality including authoring, checking and approval of technical calculations, documents and presenting work performed to customers, at international conferences, or project meetings.
Carrying out neutronics or reactor physics calculations using recognised code packages and in-house codes where required.
Providing technical guidance to team members to support skills and capability development in reactor physics through the verifying of reactor physics assessments and knowledge transfer.
Leading in building and maintaining strong collaborative links within NNL and with partner/ client organisations nationally and internationally (including universities, international nuclear laboratories and international nuclear research centres and supply chain partners), providing expert, authoritative advice.
Support the Capability Manager, Customer Workstream Leads and Account Directors on promotion of NNL and its work (including writing articles for scientific journals, trade magazines and NNL corporate publications, producing conference papers, and preparing presentations).
Be actively involved in NNL improvement projects / initiatives (e.g. Relevant scientific, mathematics or engineering degree combined with significant experience in the nuclear industry.
Comprehensive knowledge of Gen IV Reactors and Advanced Nuclear Technologies (ANT) and demonstrated expertise in applying neutronics and reactor physics concepts to the analysis of problems.
Technical oversight of projects or programmes to customer requirements related to area of expertise.
Work package scoping and delivery of significant and technical programmes and projects.
Demonstrable evidence of providing technical advice to customers in the area of reactor physics.
Significant practical experience in using nuclear codes such as:
Demonstrated positive attitude towards Health & Safety, Security, Environment, and Quality requirements.
Ability to obtain SC level security clearance (this includes but is not limited to identity, employment, financial and criminal record checks plus 5 years' worth of UK residency).

Relevant PhD or post graduate MSc degree in nuclear physics, reactor physics or nuclear engineering or equivalent desirable.
Experience of using UNIX / LINUX operating systems.
Knowledge of programming (C++, Python and / or Fortran or other relevant languages).
Fault tree, MAAP, Melcore or comparable and equivalent).
We put your wellbeing first, we push you to reach your potential, and we do everything possible to help you feel safe, supported and inspired.
Sector leading Family-Focused Policies: celebrate life events, including enhanced maternity and paternity leave and a week off for your marriage.
NNL offers attractive pension plans. Annual Leave: Benefit from 25.5 days of leave, plus 4 extra days to be taken during Christmas shutdown, plus Bank Holidays.
Reduced gym membership with discounts of up to 25% from 3,700 gym and leisure providers across the UK
Company Bonus: Be rewarded for your contributions.
Learning Opportunities: Employee Assistance: Access support for personal and professional challenges.
Cycle to Work: Stay active and eco-friendly.
Life Assurance: Enhanced Sick Pay Benefits: Receive support during illness or injury.
Access to 'Mydiscounts' which has a range of special offers and discounts from more than 200 suppliers, including medical insurance and dental insurance.
Health Care: Health savings plan which allows you to claim money back on visits to the dentist, optician and/or physiotherapist (limits apply).

If you want to change the world, if you want to tackle climate change, if you want to help advance medical science, if you want to help put things in space, if you want to answer the big questions, if you want to work with extraordinary materials, if you want to meet great people, learn new skills, challenge yourself, work flexibly, and build a long successful career with the power to make a real impact... you can do it all here.

Equality, Diversity and Inclusion
NNL has a vision for Equality, Diversity and Inclusivity (ED&I) where NNL aims to be an inclusive workplace that attracts diverse talent through transparent and equal policies and procedures, providing reasonable adjustments as appropriate. We encourage a workplace culture where everyone can thrive with a sense of belonging and the ability to access to workplace in a way which works for you.
We explicitly reserve the right to add candidate details from unsolicited CVs from non-PSL agencies into our own candidate database and to pursue/hire such candidate(s) without any obligation, financial or otherwise, to the agency concerned.