Senior Magnet Engineer (Superconducting Magnets / Fusion Energy)

Tokamak Energy is a global leader in fusion energy and high temperature superconducting (HTS) technologies. We work with governments and industry to develop and bring fusion and HTS solutions to market through innovation and strategic partnerships. A major part of this is our end‑to‑end capability in HTS systems, from design to manufacturing.

We are the Magnet Systems Partner for the UK Government's STEP Fusion programme, under a £70million contract running to 2029, working with UK Fusion Energy to deliver HTS magnet systems for the STEP prototype power plant, while also contributing to tokamak systems and plasma integration.

Founded in 2009 as a spin‑out from the UK Atomic Energy Authority, Tokamak Energy is headquartered in Oxfordshire, with subsidiaries in the United States and Japan. Today, we employ over 300 people and have secured more than £280 million in investment.

We operate through three divisions:

Fusion - Fusion energy technologies, expertise and testbeds for government and private fusion programmes, including ST40, the world’s highest field spherical tokamak.

TE Magnetics - HTS systems for commercial applications including fusion energy, power distribution, life sciences, and propulsion.

Ridgway Machines - Manufacturing equipment for the superconducting, electrical and wider energy sectors, enabling the rapid industrialisation of HTS products.

Lead the development of breakthrough superconducting magnet technology.

We're seeking a Senior Magnet Engineer to play a leading role in the design, development and testing of advanced high-temperature superconducting magnet systems.

Key responsibilities

• Lead the design and development of advanced HTS magnet and coil systems.
• Own magnet development work packages and project delivery.
• Define and oversee prototype build and test campaigns.
• Review experimental data and steer technical decisions.
• Collaborate with research facilities, suppliers and partners.
• Mentor and support engineers and technicians.
• Contribute to commercialisation and intellectual property generation.

Essential experience

• Degree, MSc or PhD in Physics, Engineering or related discipline.
• Significant experience developing complex engineering systems.
• Strong knowledge of superconducting magnets, cryogenics or electromagnetics.
• Proven track record of innovation and technical delivery.
• Experience leading technical projects or workstreams.
• Strong analytical and problem-solving capability.
• MATLAB, Python or equivalent programming skills.

Desirable experience

• Direct HTS magnet programme experience.
• Fusion, scientific research or advanced technology sector experience.
• OPERA, COMSOL or ANSYS.

• Please note this role does offer hybrid working, our model sets out a minimum 60% onsite / 40% home working split. Part time working or job share options will be reviewed on an individual basis.
• 25 days holiday (plus bank holidays and discretionary 3 festive days to be used between Christmas and the New Year)
• Company pension scheme
• Eligible for company share option scheme
• Company bonus scheme, discretionary, dependant on performance
• A range of financial benefits including death in service and critical illness cover
• Cycle to work scheme

Important information for candidates

No terminology in the advert or job description is intended to discriminate on the grounds of a person’s age, disability, gender reassignment, marriage or civil partnership, pregnancy or maternity, race, religion or belief, sex, or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and abilities to perform the duties of the job.

Pre-employment screening

Please note that the appointment of the successful candidate will be subject to standard pre-employment screening, as applicable to the post. This will include right-to-work, proof of identity and references.

Data privacy

Please note that any personal data submitted to Tokamak Energy as part of the job application process will be processed in accordance with the GDPR and related UK data protection legislation, for more information regarding GDPR please see:

Equality of opportunity

Entry into employment with the Tokamak Energy and progression within employment will be determined only by personal merit and the application of criteria which are related to the duties of each post and the relevant salary structure. In all cases, ability to perform the job will be the primary consideration. No applicant or member of staff shall be discriminated against because of age, disability, gender reassignment, marriage or civil partnership, pregnancy or maternity, race, religion or belief, sex, or sexual orientation.

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