Careers At Oxford Sigma

Join our team of scientists and engineers solving some of the most exciting technical challenges in fusion energy

Benefits of Working with Us

Forefront of Fusion Energy

Oxford Sigma is at the forefront of fusion energy. Do you want to be part of a team working on this ultimate energy source?

Pushing Scientific Boundaries

The company pushes the boundaries of materials science, manufacturing processes, and engineering design to enable fusion energy.

International Opportunities

Oxford Sigma operates internationally with fusion energy companies based in the UK, EU, Japan, and North America.

Progression and Development

As a growing company, there are continued opportunities to develop within the organisation, with support to lead you to Chartership.

Current Vacancies

There are no vacancies at the moment.

Graduate Engineer (2024 intake)


1700 22nd December 2023

Senior Materials Engineer


1700 20th October 2023

Graduate Engineer (2024 intake)


1700 22nd December 2023

To submit your application, please fill out the form on the submission page 

Speculative Applications

If no specific job postings are available and you believe that your skills and experience could be suitable for Oxford Sigma, send an email with a CV and cover letter attached to [email protected].

Alternatively, sign-up to our job alerts to be notified when new career opportunities open up:

Internship Programme

Oxford Sigma runs an annual summer internship programme, providing eight week placements to university students in either our engineering or materials teams, giving students exposure to a broad cross-section of the fusion industry.

Applications have now closed for Oxford Sigma’s 2023 Summer Internship programme. 

If the program is closed, please sign-up to our internship alerts to be notified when new opportunities open up:

Oxford Sigma hosts university students Lauren Mentiply and Alistair Darnton for the UKAEA Fusion Industry Programme Summer Placement Scheme