Senior MBSE Lead ‑Gen Fusion Plant
Listed on 2026-05-29
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Engineering
Systems Engineer, Energy Engineer
STEP Fusion
UK Fusion Energy (UKFE) Ltd, a subsidiary of the UK Atomic Energy Authority (UKAEA), is at the forefront of developing fusion sustainable energy. Through the design and delivery of STEP (Spherical Tokamak for Energy Production) programme we aim to build a prototype fusion plant, targeting first operations around 2040.
Company Description
STEP Fusion
UK Fusion Energy (UKFE) Ltd, a subsidiary of the UK Atomic Energy Authority (UKAEA), is at the forefront of developing fusion sustainable energy. Through the design and delivery of STEP (Spherical Tokamak for Energy Production) programme we aim to build a prototype fusion plant, targeting first operations around 2040.
UKFE will lead delivery, collaborating with industrial partners and building a fusion supply chain with an estimated global sector value of £7tn per year.
Onsite working is expected for 3 days each week, however, we actively support requests for Flexible Working.
A full list of our benefits can be found here
For more information on UKFE, visit:
As an employee of UKFE 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.
- 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.
This role includes a non‑contractual and non‑pensionable specialist allowance of £7,700 in addition to the salary specified.
The closing date to apply for this position is the 3rd June 2026
This UKFE vacancy will be based at our site in West Burton, Nottinghamshire
Job Description
We are seeking a Lead MBSE Engineer to take ownership of the Model-Based Systems Engineering (MBSE) strategy for a first-of-a-kind commercial fusion power plant programme. This is a unique opportunity to act as the technical authority for MBSE capability, working across the organisation and its partners to deliver the landmark STEP (Spherical Tokamak for Energy Production) programme.
The Role
As the MBSE lead, you will define and deliver a transformational MBSE capability, enabling the successful execution of one of the most ambitious engineering programmes in the world.
Working closely with the Systems Engineering Manager and diverse technical teams, you will articulate a clear MBSE vision, develop a pragmatic implementation roadmap, and champion best practice across the organisation.
You’ll play a key role in embedding MBSE into delivery, ensuring it drives real value while balancing programme constraints and complexity.
Key Responsibilities
Define the MBSE Capability Future State
- Develop and communicate a clear MBSE vision and implementation strategy
- Own MBSE capability definition across people, process, and tools
- Define competency frameworks, role profiles, and training pathways
- Establish requirements for MBSE tool chains and process development
- Own and maintain the MBSE framework, including reusable models and templates
- Define lifecycle expectations and “what good looks like” for MBSE
- Support and influence delivery teams to embed MBSE into their plans
- Drive continuous improvement through lessons learned
- Act as the authoritative voice on MBSE methods and approaches
- Coach and mentor engineers in MBSE practices
- Represent the organisation in external forums and industry bodies
- Build and sustain communities of practice
- Define and govern MBSE policy, standards, and conventions
- Approve deviations and ensure compliance
- Establish model quality criteria (traceability, completeness, usability)
- Approve models for decision-making and programme assurance
- Embody a strong leadership mindset and organisational values
- Foster a collaborative, inclusive, and…
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