National Nuclear Laboratory

Internal Vacancies

UKNNL has a vision for Equality, Diversity and Inclusivity (ED&I) which aims to be an inclusive workplace that attracts diverse talent through transparent and equal policies and procedures. We want you and the diverse mix of people that we employ, customers that we service and stakeholders that we influence to feel valued. We encourage a workplace culture where everyone can thrive with a sense of belonging.

All of our current vacancies can be found on this page. You can also find more information at https://jobsearch.uknnl.com

Total internal jobs: 47

Enterprise Architect

Category: IT

Salary: Salary starting at £74,297

Closing Date: 2025-02-07

Location: Risley, Cheshire

The salary range for this position is £74,297 to £79,482 (Grade 3B).

If you have any queries regarding the position itself please contact Chris Schofield.

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.

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Technical Delivery Lead

Category: Nuclear Operations

Salary: Salary starting at £56,168

Closing Date: 2025-02-05

Location: Sellafield, Cumbria

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact Anne-Marie Southwell.

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.

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Senior Materials Assessor (Part Time)

Category: Nuclear Operations

Salary: Salary starting at £56,168 (pro rata)

Closing Date: 2025-02-05

Location: Sellafield, Cumbria

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact David Thomson.

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.

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Chemical Modeller

Category: Nuclear Operations

Salary: Salary starting at £56,168

Closing Date: 2025-02-04

Location: Risley, Cheshire

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact Mark Bankhead.

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.

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Senior Accountant

Category: Finance

Salary: Salary starting at £56,168

Closing Date: 2025-02-02

Location: Risley, Cheshire

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact Sean Parry.

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.

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Reactor Physicist

Category: Fuel, Reactor and Reprocessing

Salary: Salary starting at £56,168

Closing Date: 2025-01-29

Location: Preston, Lancashire

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact Jack Clements.

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.

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Post Doctorate Scheme 2025 - Electron Microscopy Specialist

Category: Fuel, Reactor and Reprocessing

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Sellafield, Cumbria

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Post Doctorate Scheme 2025 - Research Chemist

Category: Waste Management & Decommissioning

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Sellafield, Cumbria

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Post Doctorate Scheme 2025 - Operations and Technical Support Assistant

Category: Fuel, Reactor and Reprocessing

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Sellafield, Cumbria

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Post Doctorate Scheme 2025 - Structural Integrity Engineer

Category: Nuclear Operations

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Risley, Cheshire

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Post Doctorate Scheme 2025 - Nuclear Scientist and Nuclear Engineer - Radiometric

Category: Nuclear Operations

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Sellafield, Cumbria

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Post Doctorate Scheme 2025 - Environmental Scientist

Category: Waste Management & Decommissioning

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Flexible

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Post Doctorate Scheme 2025 - Fuel Performance Scientist

Category: Fuel, Reactor and Reprocessing

Salary: Salary starting at £43,902

Closing Date: 2025-03-02

Location: Preston, Lancashire

The salary range for this position is £43,902 (Grade 4C).

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com

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.

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Trainee Health Physics Monitor

Category: Delivery Executive

Salary: Salary starting at £24,543 (plus allowances of £2200)

Closing Date: 2025-01-28

Location: Sellafield, Cumbria

The salary range for this position is £24,543 to £34,934 (plus allowances of £2200) (Grade 5B).

If you have any queries regarding the position itself please contact Heather Seddon.

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.

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Engineering Manager

Category: EHSS&Q & Compliance

Salary: Salary starting at £67,035

Closing Date: 2025-01-23

Location: Sellafield, Cumbria

The salary range for this position is £67,035 to £72,704 (Grade 3B).

If you have any queries regarding the position itself please contact Neil Park.

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.

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Head of Independent Assurance

Category: Assurance

Salary: Competitive

Closing Date: 2025-01-23

Location: Sellafield, Cumbria

The successful candidate for this role will be placed on an ICH.

If you have any queries regarding the position itself please contact Des Wright.

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.

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Safety Case Advisor - Nuclear

Category: Infrastructure & Compliance

Salary: Salary up to £61,405 dependent on qualifications and skill set

Closing Date: 2025-02-03

Location: Preston, Lancashire

The salary range for this position is up to £61,405 dependent on qualifications and skill set.

If you have any queries regarding the position itself please contact Anna Booth.

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.

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Operational Compliance Officer (OCO) - Duly Authorised Person (DAP) - Shift

Category: EHSS&Q & Compliance

Salary: Salary starting at £56,168

Closing Date: 2025-01-24

Location: Sellafield, Cumbria

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact Darren Denyer.

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.

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Early Careers Advisor - Outreach

Category: Human Resources

Salary: Salary starting at £43,902

Closing Date: 2025-01-28

Location: Preston, Lancashire

The salary range for this position is £43,902 to £47,995 (Grade 4C).

If you have any queries regarding the position itself please contact Victoria Kelly.

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.

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Degree Apprenticeship Scheme 2025 - Laboratory Scientist (Level 6)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Preston, Lancashire

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Foundation Degree Apprenticeship Scheme 2025 – Plant Inspection (Level 5)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Degree Apprenticeship Scheme 2025 - Safety Assessment (Level 6)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Degree Apprenticeship Scheme 2025 - Control, Electrical & Instrumentation Design Engineering (Level 6)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Quantity Surveying (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Risley, Cheshire

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Service Desk Analyst (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Risley, Cheshire

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Electrical & Instrumentation Craft (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Mechanical Craft (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Project Controls Technician (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Risley, Cheshire

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Business Administration Apprentice (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Risley, Cheshire

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Business Administration Apprentice (Level 3)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Apprenticeship Scheme 2025 - Technician Scientist (Level 5)

Category: Apprentice & Graduates

Salary: Salary starting at £21,428

Closing Date: 2025-02-23

Location: Sellafield, Cumbria

The starting salary for this position is £21,428 (Band 5B)

If you have any queries regarding the position itself please contact nnlearlycareers@uknnl.com.

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.

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Senior Safety Consultant

Category: Nuclear Operations

Salary: Salary starting at £74,297

Closing Date: 2025-02-12

Location: Preston, Lancashire

The salary range for this position is £74,297 to £79,482 (Grade 3B Upper).

If you have any queries regarding the position itself please contact Simon Bennett.

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.

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Advanced Fuels QC Analyst

Category: Fuel, Reactor and Reprocessing

Salary: Salary starting at £43,902

Closing Date: 2025-02-10

Location: Preston, Lancashire

The salary range for this position is £43,902 to £47,995 (Grade 4C).

If you have any queries regarding the position itself please contact Hannah Shaw.

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.

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Irradiated Fuel Senior Scientist - Secondment 2 Years

Category: Government Office

Salary: Competitive

Closing Date: 2025-03-10

Location: Workington, Cumbria

This Secondment opportunity is aimed at up to a grade 4A and/or an individual with equivalent experience.

If you have any queries regarding the position itself please contact Stephanie Campbell.

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.

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Human Factors Assessor (various levels)

Category: Nuclear Operations

Salary: Competitive

Closing Date: 0000-00-00

Location: Sellafield, Cumbria

The salary range for these positions is likely to be (Grade tbc):

If you have any queries regarding the position itself please contact Sarah Lawrie.

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.

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Criticality Consultant

Category: Nuclear Operations

Salary: Salary starting at £56,168

Closing Date: 2025-01-23

Location: Sellafield, Cumbria

The salary range for this position is £56,168 to £61,405 (Grade 4A).

If you have any queries regarding the position itself please contact Andy Nickson.

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.

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Senior Criticality Consultant

Category: Nuclear Operations

Salary: Salary starting at £67,035

Closing Date: 2025-01-27

Location: Sellafield, Cumbria

The salary range for this position is £67,035 to £79,482 (Grade 3B).

If you have any queries regarding the position itself please contact Andy Nickson.

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.

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Senior Technology Manager

Category: Nuclear Operations

Salary: Salary starting at £67,035

Closing Date: 2025-02-10

Location: Workington, Cumbria

The salary range for this position is £67,035 to £79,482 (Grade 3B Lower).

If you have any queries regarding the position itself please contact Mark Pearson.

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.

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Control Systems Technical Support

Category: EHSS&Q & Compliance

Salary: Salary starting at £49,675

Closing Date: 2025-01-29

Location: Sellafield, Cumbria

The salary range for this position is £49,675 to £51,526 (Grade 4B).

If you have any queries regarding the position itself please contact Greg Rushforth.

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.

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Mechanical Team Leader

Category: EHSS&Q & Compliance

Salary: Salary starting at £49,675

Closing Date: 2025-02-05

Location: Sellafield, Cumbria

The salary range for this position is £49,675 to £53,825 (Grade 4B).

If you have any queries regarding the position itself please contact Francis King.

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.

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Mechanical Technical Support

Category: EHSS&Q & Compliance

Salary: Salary starting at £49,675

Closing Date: 2025-02-11

Location: Sellafield, Cumbria

The salary range for this position is £49,675 to £51,526 (Grade 4B)

If you have any queries regarding the position itself please contact Sam Walker

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

Technical Support are responsible for providing Engineering support to the Infrastructure Compliance Engineering team to assist in delivering expertise in general plant, system, equipment reliability, configuration management or other specialised subject matter needed to satisfy the multi-faceted needs of the organisation.

Location for this role is Windscale, Sellafield.

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Safety Case Advisor / Safety Case Manager

Category: EHSS&Q & Compliance

Salary: Competitive

Closing Date: 0000-00-00

Location: Sellafield, Cumbria

The salary range for these positions will be:

Safety Case Advisor the salary range is £56,168 to £61,405 (Grade 4A) Safety Case Manager the salary range is £67,035 to £79,482 (Grade 3B)

If you have any queries regarding these positions, please contact Stephen Brinsden for Safety Case Manager and Lindsay Hawkins/Jamie Brown for Safety Case Advisor.

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

UKNNL is a place where people do things that have never been done before. Where experts in all kinds of fields come together to solve some of society’s biggest challenges and turn groundbreaking ideas into reality. Being part of UKNNL means being at the cutting-edge of the nuclear industry. It means having the freedom to share your ideas and shape our evolving organisation and it means collaborating with some of the smartest minds around to push the boundaries of science, technology and innovation. 

What you’ll be doing 

As part of our facility-based safety case team, you’ll support a wide variety of projects for both our internal and external customers. As part of a multidisciplinary team, you’ll define, implement and deliver innovative solutions to complex problems. This will involve providing specialist safety case advice, ensuring solutions are fit for purpose and generating the necessary documentation to meet safety case requirements. 

We have opportunities for both Safety Case Managers and Safety Case Advisors -  to find out which role is right for you, click on the links below for more detail on what we’re looking for:

Safety Case Manager Safety Case Advisor 

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Mechanical Technical Support

Category: EHSS&Q & Compliance

Salary: Salary starting at £49,675

Closing Date: 2025-02-11

Location: Sellafield, Cumbria

The salary range for this position is £49,675 to £51,526 (Grade 4B)

If you have any queries regarding the position itself please contact Taylor Gilmour.

If you have any queries about the impact to your pay and/or pension benefits, by applying for this position, please contact the HR Support Team

Job Description

Technical Support are responsible for providing Engineering support to the Infrastructure Compliance Engineering team to assist in delivering expertise in general plant, system, equipment reliability, configuration management or other specialised subject matter needed to satisfy the multi-faceted needs of the organisation.

Exciting news! UKNNL is piloting a 4-day work pattern for our Compliance Engineering Maintenance Team at the Central Site. This work pattern is designed to provide our employees with greater flexibility, which in turn supports their work-life balance while maintaining our standards of service.

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Electrical Technical Support

Category: EHSS&Q & Compliance

Salary: Salary starting at £49,675

Closing Date: 2025-02-11

Location: Sellafield, Cumbria

The salary range for this position is £49,675 to £51,526 (Grade 4B).

If you have any queries regarding the position itself please contact Francis King / Sam Walker.

If you have any queries about the impact to your pay and/or pension benefits, by applying for this position, please contact the HR Support Team.

Job Description

Technical Support are responsible for providing Engineering support to the Infrastructure Compliance Engineering team to assist in delivering expertise in general plant, system, equipment reliability, configuration management or other specialised subject matter needed to satisfy the multi-faceted needs of the organisation.

Exciting news! UKNNL is piloting a 4-day work pattern for our Compliance Engineering Maintenance Team at the Central Site. This work pattern is designed to provide our employees with greater flexibility, which in turn supports their work-life balance while maintaining our standards of service.

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Mechanical Technical Support

Category: EHSS&Q & Compliance

Salary: Salary starting at £49,675

Closing Date: 2025-01-30

Location: Sellafield, Cumbria

The salary range for this position is £49,675 to £51,526 (Grade 4B)

If you have any queries regarding the position itself please contact Francis King

If you have any queries about the impact to your pay and/or pension benefits, by applying for this position, please contact the HR Support Team

Job Description

Technical Support are responsible for providing Engineering support to the Infrastructure Compliance Engineering team to assist in delivering expertise in general plant, system, equipment reliability, configuration management or other specialised subject matter needed to satisfy the multi-faceted needs of the organisation.

Exciting news! UKNNL is piloting a 4-day work pattern for our Compliance Engineering Maintenance Team at the Central Site. This work pattern is designed to provide our employees with greater flexibility, which in turn supports their work-life balance while maintaining our standards of service.

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Capability Manager

Category: Waste Management & Decommissioning

Salary: Salary Starting at £67,035

Closing Date: 2025-02-11

Location: Preston, Lancashire

The salary range for this position is £67,035 to £72,704 (Grade 3B)

If you have any queries regarding the position itself please contact Genevieve Boshoff.

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 for Capability Manager:

UKNNL is where you’ll experiment to help solve global challenges. As part of our Waste Management & Decommissioning capability, your work will impact the lives of generations. By finding new ways to avoid, reduce, store and treat nuclear waste, and drive down the cost of decommissioning, you’ll help to deliver cleaner energy and influence our nation’s energy future. You’ll face new challenges every day, working in unique locations on ground-breaking projects. Whichever area you specialise in this is a place to do great science for a good cause.

Our team offers an innovative service with a proven track record in the field of Effluent, Environmental and Decontamination Chemistry. We offer a wide range of services from active laboratory research to desk and modelling studies, delivering a varied portfolio of work focused on customers operational needs and the development of innovative techniques and solutions supporting their future strategies. 

We are looking for a motivated individual to manage this chemistry focused team based primarily in two facilities, Preston and Chadwick House. You will co-ordinate and lead the operational activities within the Effluent, Environment and Decontamination Chemistry team assuring safe, successful delivery of agreed customer work and continuous improvement of the team activities. We are looking for a candidate who has people management experience and can provide guidance, coaching and direction to team members with a range of experience, and identify opportunities for operational improvements, staff development and recruitment. As Capability Manager you will play a crucial role in the success of the team, nurturing and supporting the team in a way that’s helpful, positive, and motivating, ensuring the mental health and wellbeing of the team. 

The primary location at which the successful candidate for this role will be based is flexible between the UKNNL Preston and UKNNL Chadwick (Warrington) sites, however there will be a requirement for the candidate to attend both sites on a regular basis, as required. As a large part of the team’s work is laboratory focused, experience of managing a laboratory-based team and associated health and safety would be beneficial but is not essential.

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Maintenance Electrician

Category: EHSS&Q & Compliance

Salary: Salary from £39,797 - £47,970 inc allowances

Closing Date: 2025-02-18

Location: Sellafield, Cumbria

The salary range for this position is £39,797 to £47,970 including allowances (Grade 5A)

If you have any queries regarding the position itself please contact Adam Oxley / Matthew Wojcik

If you have any queries about the impact to your pay and/or pension benefits, by applying for this position, please contact the HR Support Team

Job Description

As a Maintenance Electrician at UKNNL you will be performing routine maintenance on a wide range of Electrical and Instrumentation plant systems. You will also carry out project work, breakdown repairs and safe isolations.

Exciting news! UKNNL is piloting a 4-day work pattern for our Compliance Engineering Maintenance Team at the Central Site. This work pattern is designed to provide our employees with greater flexibility, which in turn supports their work-life balance while maintaining our standards of service.

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