JOB DETAILS

Microwave Physicist

CompanyUK Atomic Energy Authority
LocationSouth Oxfordshire
Work ModeOn Site
PostedMay 14, 2026
About The Company
As the UK’s national fusion lab, the UK Atomic Energy Authority’s mission is to lead the commercial development of fusion power and related technology, and position the UK as a leader in sustainable fusion energy. We are meeting the scientific and engineering challenges that come with such a grand ambition. UKAEA is made up of four main facilities: Culham Centre for Fusion Energy (CCFE), Remote Applications in Challenging Environments (RACE), Materials Research Facility (MRF), and - in partnership with STFC - the Oxfordshire Advanced Skills (OAS) apprentice training centre. Connect with us to hear more about our world-class research and career opportunities and to discuss commercial opportunities.
About the Role

Company Description

By 2050, the planet could be using twice as much electricity compared to today. Are you interested in contributing and helping to shape the future of the world’s energy? If so, read on.

Fusion, the process that powers the Sun and Stars, is one of the most promising options for generating the cleaner, carbon-free energy that our world badly needs.

UKAEA leads the way in realizing fusion energy, partnering with industry and research for ground breaking advancements. Our goal is to bring fusion electricity to the grid, supported by tomorrow's power stations. In pursuit of our mission, UKAEA embraces core values: Innovative, Committed, Trusted, and Collaborative.

As an employee of UKAEA you will benefit from:

  • Outstanding defined benefit pension scheme, details of which can be found at the end of this advert.
  • Corporate bonus scheme up to 7% and a Relocation allowance (if eligible).
  • Flexible working options including family friendly policies and the right to request flexible working from the start of your employment. 
  • Employee Assistance Programme and trained Mental Health First Aiders, 
  • Generous annual leave allowance starting with 25 days, plus 3 days Christmas closure and 2.5 privilege days, in addition to UK bank holidays
  • Wide range of career development opportunities
  • A vibrant culture committed to equality and being fully inclusive

What to expect in our recruitment process:
For a step-by-step overview of how we hire from application to offer please see our Recruitment Process page: careers.ukaea.uk/join-us/recruitment-process

Job Description

The salary for this role is £48,290 (inclusive of a Specialist Allowance) . Onsite working is expected for 3 days a week, however, we actively support requests for flexible working. 

This role can be based at any of the following sites: Culham, Oxfordshire.

This role requires employees to complete an online Baseline Personnel Security Standard (BPSS), including The Disclosure & Barring Service (DBS) checks for criminal convictions and possibly a search of open source data. 

The Role

MAST-U is currently the largest operating spherical tokamak in the world, providing a facility on which to perform experiments to provide the answer to key questions for fusion power to be delivered to the grid. We are looking for a Microwave Physicist who will be responsible for developing theoretical models of microwave plasma interaction and designing and implementing experiments to test theoretical predictions.

The jobholder may be required to carry out analysis tasks for UKAEA in the context of its wider commitments and collaborations relevant to microwave physics. You will have the opportunity to represent UKAEA in international conferences or workshop. Opportunities to collaborate with UK or international organisations may arise.

The jobholder may be required to work shift hours to match EBW system or MAST-U experiment operating schedule.

Role Responsibilities:

  • Developing theoretical models for microwave-plasma interaction, with a particular focus on Electron Bernstein Wave interaction;
  • Designing, planning and executing experiments to test theoretical predictions;
  • Developing diagnostics specific to microwave-plasma interaction;
  • Supporting Operations for all matters requiring microwave Physics expertise;
  • Publishing research in peer reviewed journals;
  • Publicising work internally and at national and international conferences;
  • Actively participating in collaborations with external partners.

Qualifications

Essential Requirements:

  •  PhD in plasma physics
  • Strong track record in publishing research in the area of microwave-plasma interaction
  • Experience presenting material at international conferences
  • Excellent communications skills, both oral and written, and ability to interact with various stakeholders (wider physics team, MAST-U management, external collaborators etc.)

Desirable Requirements:

  • Experience with Electron Bernstein Waves is desired

Additional Information

A full list of our benefits can be found here https://careers.ukaea.uk/life-at-ukaea/employee-benefits/

UKAEA’s mission is clean energy for all, and we welcome talented people from all backgrounds to help us achieve this goal. We are committed to equality, diversity, and inclusion and strive to ensure fair representation across our workforce. We particularly encourage applications from groups currently underrepresented in STEM, including women and individuals from diverse ethnic backgrounds, while ensuring all appointments are made on merit.

UK Atomic Energy Authority is committed to being accessible. Please email [email protected] if you have any questions or require help or adjustments to compete on a fair basis, for example, changes to the way we interview or share information.  

Please note that vacancies are generally advertised for 4 weeks but may close earlier if we receive a large number of applications.

  • Salary: £48,290 (inclusive of Specialist Allowance) + excellent benefits including outstanding pension
  • Division: Plasma Science and Fusion Operations
  • Site Location: UKAEA Culham, Oxfordshire
  • Confirmed Grade: Grade F
  • Department: Tokamak Systems
  • Key Skills
    Microwave Plasma InteractionTheoretical ModelingExperimental DesignElectron Bernstein WavesPlasma PhysicsDiagnostics DevelopmentScientific PublishingStakeholder InteractionOral CommunicationWritten Communication
    Categories
    Science & ResearchEnergyEngineeringGovernment & Public Sector
    Benefits
    Defined Benefit Pension SchemeCorporate Bonus Scheme Up To 7%Relocation AllowanceFlexible Working OptionsEmployee Assistance ProgrammeMental Health First AidersAnnual Leave AllowanceChristmas ClosurePrivilege Days
    Job Information
    📋Core Responsibilities
    Develop theoretical models of microwave plasma interaction and design experiments to test these predictions. Support operations and publish research in peer-reviewed journals while collaborating with international partners.
    📋Job Type
    full time
    📊Experience Level
    5-10
    💼Company Size
    1770
    📊Visa Sponsorship
    No
    💼Language
    English
    🏢Working Hours
    40 hours
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