Attractive salary
Training & Development
Pension

Criticality Specialist*

Salary £55,000 - £66,000
Location Warrington
{Mergefield Value}
{Mergefield Value}

This is a Permanent, Full Time vacancy that will close in {x} days at {xx:xx} BST.

Criticality Specialist

What is the key purpose of this role?

You will play a key role in providing NTS with a strong in‑house criticality safety assessment capability, supporting the safe and compliant transport of radioactive materials. Working closely with Design and Analysis, Licensing and Project teams, you will produce criticality safety assessments needed to support the design and licensing of fissile material transport packages for NTS, the wider NDA estate and external customers. You will contribute to a variety of transport projects, offering practical nuclear safety (criticality) expertise that enables safe operations, informed decision‑making and the successful delivery of complex transport activities.

 

Knowledge, Skills and Experience (Desirable)

• Practitioner in criticality safety applicable to transport

• Good first degree in a STEM subject and further degree and/or professionally qualified; prior SQEP status may substitute for formal qualifications if adequately demonstrated

• Knowledge/understanding/experience of IAEA SSR 6 and SSG 26 in support of criticality safety assessment requirements in for fissile material transport

• Ability to run criticality modelling calculations and interpret the results (using Regulator recognised codes such as MONK and MCNP)

• Understanding of other technical disciplines including shielding, licensing, Design and Analysis, which contribute to the overall safety of a transport package

• Ability to work and communicate effectively with other areas of NTS and or the Client to ensure studies undertaken build knowledge that can support delivery solutions

• Good interpersonal and presentation skills

• Chartered status or membership of a professional institute

 

Acceptable:

• Typically 2-3 years’ experience across a range of criticality safety assessments,

- preferable with recent evidence of criticality safety assessment relevant to fissile material transport packages

• Ability to demonstrate a strong academic background and have developed an area of technical specialism

• Chartered status or membership of a professional institute is desirable but not essential

• Understanding of other technical disciplines including Shielding, Licensing, Design and Analysis, which contribute to the overall safety of a transport package

 

Live the following guiding culture principles:

  • Freedom – will create an environment where our people have the freedom to perform.
  • Helpfulness – will work together to help each other and our customers.
  • Drive – be confident, curious, and innovative.

What are the benefits of working at NTS?

We encourage applications from a diverse range of candidates. 

We are proud of the commitment we make to diversity and inclusion and of the progress we have made. We have active & vibrant staff networks, special leave policies and workplace adjustments put in place for those who need them. We are continuing to build a diverse organisation, in an inclusive environment which nurtures and realises potential in all, at all levels.

Diversity and inclusion is our top priority, and we embrace uniqueness. We strongly encourage applicants from diverse backgrounds and experiences. We are a welcoming and inclusive workplace where our people are able to bring their whole selves to work.

All applicants from the NDA Group of companies may be eligible for protection of certain elements of their T&Cs when voluntarily taking up employment with another NDA Group Company.  If successful in your application, your existing Group Employer’s HR team will collaborate with the new Group Employer’s HR team to ensure that the appropriate protections are implemented into your contract offer.  For further details, please contact a member of your current HR team

The company

We are the leading global provider of safe, secure and reliable nuclear transport solutions that make the world safer and more sustainable. 

As part of the UK’s Nuclear Decommissioning Authority, we support the largest environmental restoration programme in Europe, and we use our specialist transport and logistics expertise to help customers and partners around the world solve their own complex challenges.

We are the leading global provider of safe, secure and reliable nuclear transport solutions that make the world safer and more sustainable. 

As part of the UK’s Nuclear Decommissioning Authority, we support the largest environmental restoration programme in Europe, and we use our specialist transport and logistics expertise to help customers and partners around the world solve their own complex challenges.

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